Calculate your physical, emotional, and intellectual biorhythm cycles based on your birth date. Visualize your natural energy patterns over a 30-day period.

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Converter

Calories Burned Calculator

Calculate how many calories you burn during various physical activities using MET values.

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Converter

Period Calculator

Calculate your next period dates, track your menstrual cycle, and understand your cycle phases.

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Converter

Image to PDF Converter

Convert multiple images to a PDF file online for free. Supports JPG, PNG, WebP, GIF, and BMP formats.

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Converter

Fraction Calculator

Add, subtract, multiply, and divide fractions with step-by-step solutions. Simplifies results and shows decimal equivalents.

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Converter

Multiplication Table

Generate multiplication tables for any number up to 100. View single tables or a complete grid, with color coding and copy/print support.

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Converter

Fuel Cost Calculator

Calculate trip fuel costs by entering distance, fuel efficiency, and fuel price. Split costs between passengers and toggle between metric and imperial units.

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Converter

Time Calculator

Add, subtract, and calculate time durations. Find the difference between two times, convert between hours, minutes, and seconds.

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Converter

Discount Calculator

Calculate discounted prices and savings instantly

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Converter

Equation Solver

Solve linear and quadratic equations step by step

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Converter

Savings Calculator

Calculate how long to reach your savings goal

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Converter

Net Worth Calculator

Track your assets and liabilities to calculate net worth

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Converter

PDF Merge

Combine multiple PDF files into one document — free, browser-based, no upload needed.

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Converter

PDF Split

Split a PDF into individual pages or custom page ranges — free, browser-based.

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Converter

PDF Compress

Reduce PDF file size by removing metadata and optimizing structure — free, browser-based.

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Converter

PDF to Image

Convert PDF pages to PNG or JPEG images — free, browser-based, no upload needed.

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Converter

PDF Rotate

Rotate PDF pages — all, even, odd, or individual pages — free, browser-based.

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Converter

PDF Watermark

Add a text watermark to all PDF pages — free, browser-based, customizable.

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Converter

PDF Password

Password-protect or unlock PDFs — free, browser-based, your files never leave your device.

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Converter

PDF to Word

Convert PDF to editable DOCX format — free, browser-based, no upload needed.

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Converter

PDF to Excel

Extract tables from PDF and convert to XLSX spreadsheet — free, browser-based.

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Converter

PDF to PowerPoint

Convert PDF pages to PowerPoint slides — each page becomes a slide image, free, browser-based.

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Converter

Word to PDF

Convert DOCX Word documents to PDF — free, browser-based, no upload needed.

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Converter

PDF Repair

Repair corrupted or damaged PDF files — rebuilds structure, free, browser-based.

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Converter

PDF Page Numbers

Add page numbers to PDF files — customize position, font, and style, free, browser-based.

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Converter

PDF to JPG

Convert PDF pages to JPG images — adjust quality and DPI, free, browser-based.

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Converter

PDF to PNG

Convert PDF pages to lossless PNG images — adjust DPI, free, browser-based.

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Converter

PDF to HTML

Convert PDF documents to HTML — extract text with structure, free, browser-based.

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Converter

PDF to CSV

Extract tabular data from PDF as CSV — free, browser-based.

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Converter

Excel to PDF

Convert Excel spreadsheets to PDF — free, browser-based, no upload needed.

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Converter

PowerPoint to PDF

Convert PowerPoint presentations to PDF — free, browser-based, no upload needed.

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Converter

HTML to PDF

Convert HTML content to PDF — paste code or upload a file, free, browser-based.

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Converter

PDF Unlock

Remove password protection from PDF files — free, browser-based, your files never leave your device.

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Converter

PDF Organize Pages

Reorder, delete, duplicate, and rotate PDF pages with drag-and-drop — free, browser-based.

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Converter

PDF Sign

Add your signature to PDF documents — draw, type, or upload your signature. Free, browser-based.

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Converter

PDF Editor

Add text, drawings, highlights, and shapes to PDF files — free, browser-based annotation editor.

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Converter

PDF OCR

Extract text from scanned PDFs using OCR — supports 20 languages, free, browser-based.

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ConverterPRO

Chat PDF

Upload a PDF and chat with AI about its content — ask questions, get summaries, extract information.

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ConverterPRO

AI PDF Summarizer

Upload a PDF and get an AI-generated summary — bullet points, paragraph, or key takeaways, free & browser-based.

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ConverterPRO

PDF Translator

Upload a PDF and translate its text to 20+ languages using AI — free, browser-based.

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Converter

PDF Flatten

Flatten interactive form fields in a PDF — make forms non-editable, free & browser-based.

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Converter

PDF Remove Pages

Remove selected pages from a PDF — pick pages to delete, keep the rest, free, browser-based.

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Converter

PDF Extract Pages

Extract selected pages from a PDF into a new file — single PDF or individual pages as ZIP, free, browser-based.

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Converter

PDF Crop

Crop PDF pages visually — drag to select crop area, apply to single page or all pages, free & browser-based.

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Converter

PDF Redact

Redact sensitive information in PDFs — draw black boxes over text or images, free & browser-based.

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Converter

PDF Fill Forms

Fill interactive PDF form fields online — text, checkboxes, dropdowns, radio buttons — free & browser-based.

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Converter

PDF Compare

Compare two PDFs side by side, overlay, or pixel difference — spot changes instantly, free & browser-based.

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Converter

PNG to PDF

Convert PNG images to PDF — drag and drop, reorder pages, adjust settings, free & browser-based.

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Converter

HEIC to PDF

Convert HEIC/HEIF images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

WebP to PDF

Convert WebP images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

JPG to PDF

Convert JPG/JPEG images to PDF — drag and drop, reorder pages, adjust settings, free & browser-based.

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Converter

BMP to PDF

Convert BMP images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

SVG to PDF

Convert SVG images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

TIFF to PDF

Convert TIFF images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

GIF to PDF

Convert GIF images to PDF — drag and drop, reorder pages, free & browser-based.

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Converter

PDF Metadata Editor

View and edit PDF metadata — title, author, subject, keywords, creator, producer. Free & browser-based.

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Converter

PDF Grayscale Converter

Convert color PDFs to grayscale — perfect for printing, archival, or reducing file size. Free & browser-based.

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Converter

PDF Header & Footer

Add custom headers and footers to PDF pages — with page numbers, dates, and custom text. Free & browser-based.

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Converter

PDF to Markdown

Convert PDF documents to clean Markdown text — detect headings, bold, lists, and tables. Free & browser-based.

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Converter

PDF Bates Numbering

Add Bates numbers to PDF pages for legal document management — with prefix, suffix, padding, and positioning. Free & browser-based.

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Converter

PDF N-Up

Arrange multiple PDF pages on a single sheet — 2-up, 4-up, 6-up, 9-up, or custom grid. Free & browser-based.

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Converter

PDF Background

Add a solid color, image, or PDF template as background to your PDF pages. Free & browser-based.

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Converter

PDF Page Size Converter

Convert PDF page sizes between A3, A4, A5, Letter, Legal, Tabloid, B5, and custom dimensions. Free & browser-based.

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Converter

PDF Bookmarks Editor

Edit, add, remove, and reorder PDF bookmarks (outlines) in your browser. Import/export as JSON. Free & private.

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Converter

PDF Annotation Extractor

Extract highlights, notes, comments, and other annotations from PDF documents. Export as text, Markdown, JSON, or CSV.

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Converter

PDF Text Diff

Compare two PDF documents and highlight text differences — word-level or line-level. Side-by-side and unified views.

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Converter

JSON to CSV Converter

Convert JSON arrays to CSV format with delimiter selection, nested object flattening, and header options.

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Converter

Clothing Size Converter

Convert clothing sizes between US, EU, UK, JP, IT, and FR systems for men and women.

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Converter

Shoe Size Converter

Convert shoe sizes between US, EU, UK, JP, and BR systems for men, women, and kids.

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Converter

Area Calculator

Calculate areas for 8 geometric shapes with unit conversion between m², cm², ft², in², km², and more.

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Converter

Volume Calculator

Calculate volumes for 6 3D shapes with unit conversion between m³, cm³, liters, gallons, and more.

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Converter

JPG to PNG

Convert JPG/JPEG images to PNG format with lossless quality. Free, fast, browser-based.

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Converter

PNG to JPG

Convert PNG images to JPG format with adjustable quality. Free, fast, browser-based.

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Converter

WebP to JPG

Convert WebP images to JPG format for universal compatibility. Free, fast, browser-based.

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Converter

WebP to PNG

Convert WebP images to PNG format with lossless quality. Free, fast, browser-based.

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Converter

SVG to PNG

Convert SVG vector graphics to PNG raster images with custom dimensions. Free, browser-based.

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Converter

HEIC to JPG

Convert iPhone HEIC/HEIF photos to JPG format. Free, fast, browser-based.

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Converter

PNG to WebP

Convert PNG images to WebP for smaller file sizes. Free, fast, browser-based.

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Converter

JPG to WebP

Convert JPG images to WebP for smaller file sizes. Free, fast, browser-based.

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Converter

SVG to WebP

Convert SVG vector images to WebP raster format with custom scale and quality. Free, fast, browser-based.

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Converter

GIF to PNG

Convert GIF images to PNG format. Extracts the first frame from animated GIFs. Free, browser-based.

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Converter

GIF to WebP

Convert GIF images to WebP for smaller file sizes. Only the first frame of animated GIFs is converted. Free, browser-based.

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Converter

PNG to ICO

Convert PNG images to ICO favicon format with multiple size options. Free, browser-based.

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Converter

ICO to PNG

Convert ICO icon files to PNG format. The browser renders the largest icon size. Free, browser-based.

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Converter

HEIC to PNG

Convert iPhone/iPad HEIC photos to lossless PNG format. Free, browser-based, no upload needed.

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Converter

BMP to JPG

Convert BMP images to compressed JPEG format with adjustable quality. Free, browser-based.

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Converter

BMP to PNG

Convert BMP images to lossless PNG format. Free, browser-based.

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Converter

GIF to JPG

Convert GIF images to JPEG format with adjustable quality. First frame extracted from animated GIFs. Free, browser-based.

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Converter

SVG to JPG

Convert SVG vector images to JPG raster format with custom scale, dimensions, and quality. Free, browser-based.

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Converter

AVIF to JPG

Convert AVIF images to JPEG format with adjustable quality. Free, browser-based.

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Converter

AVIF to PNG

Convert AVIF images to lossless PNG format with transparency preserved. Free, browser-based.

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Converter

Inflation Calculator

Calculate the impact of inflation on purchasing power over time

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Converter

Image Watermark

Add customizable text watermarks to images with multi-layer support, positioning, opacity, and tiling options.

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Converter

Social Media Image Resizer

Resize images for all social media platforms with one click

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Converter

Age from Date

Calculate exact age in years, months, and days from a birth date.

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Converter

Number Base Converter

Convert numbers between binary, octal, decimal, hex, and custom bases.

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Converter

Base32 Encoder/Decoder

Encode or decode text using Base32 (RFC 4648) encoding.

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Converter

Base58 Encoder/Decoder

Encode or decode text using Base58 (Bitcoin-style) encoding.

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Converter

Base64 Image Analyzer

Analyze Base64-encoded image data to extract format, dimensions, and size.

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Converter

Base85 Encoder/Decoder

Encode or decode text using Ascii85/Base85 encoding.

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Converter

Bencode Converter

Encode JSON to Bencode format or decode Bencode to JSON.

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Converter

Binary Text Converter

Convert text to binary and binary to text representation.

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Converter

Braille Converter

Convert text to Braille Unicode characters and back.

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Converter

Business Days Calculator

Calculate working days between dates excluding weekends and holidays.

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Converter

Color Palette Extractor

Extract dominant colors from CSS, SVG, or hex color codes in text.

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Converter

Cron Next Runs

Preview the next execution times for a cron expression.

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Converter

CSV Advanced Converter

Convert between CSV delimiter formats with advanced parsing options.

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Converter

CSV to JSON Converter

Convert CSV data to JSON array format.

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Converter

CSV to XML Converter

Convert CSV data to well-formed XML documents.

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Converter

Date Formatter

Format dates in various patterns (ISO 8601, locale-specific, custom).

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Converter

Epoch Converter

Convert between Unix timestamps and human-readable dates.

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Converter

GCD & LCM Calculator

Compute the Greatest Common Divisor and Least Common Multiple.

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Converter

Hex Encoder/Decoder

Encode text to hexadecimal representation and decode back.

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Converter

HTML Entity Encoder/Decoder

Encode special characters as HTML entities or decode them back.

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Converter

INI Converter

Convert INI configuration files to JSON and back.

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Converter

ISO Duration Parser

Parse ISO 8601 duration strings (P1Y2M3D) into readable format.

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Converter

JSON Flatten/Unflatten

Flatten nested JSON objects to dot-notation or unflatten back.

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Converter

JSON Schema Validator

Validate JSON data against a JSON Schema definition.

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Converter

Math Expression Evaluator

Evaluate mathematical expressions with variables and functions.

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Converter

Matrix Operations

Perform matrix addition, multiplication, transpose, and determinant.

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Converter

MessagePack Converter

Encode JSON to MessagePack binary format or decode back.

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Converter

Number Formatter

Format numbers with thousand separators, decimals, and locale options.

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Converter

Number Sequence Generator

Generate arithmetic, geometric, Fibonacci, and custom sequences.

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Converter

Octal Text Converter

Convert text to octal representation and back.

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Converter

Percent Encoder/Decoder

Encode or decode text using percent-encoding (RFC 3986).

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Converter

Percentage Operations

Calculate percentages, percentage changes, and ratios.

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Converter

Prime Factorization

Decompose numbers into their prime factors.

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Converter

Properties File Converter

Convert Java .properties files to JSON and back.

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Converter

Protobuf Decoder

Decode raw Protocol Buffer binary data into readable format.

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Converter

Punycode Encoder/Decoder

Encode or decode internationalized domain names using Punycode.

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Converter

Quoted-Printable Encoder

Encode or decode text using Quoted-Printable encoding (RFC 2045).

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Converter

Random Distribution Generator

Generate random numbers from various statistical distributions.

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Converter

Relative Time Calculator

Calculate relative time between dates (e.g., '3 days ago').

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Converter

Statistics Calculator

Compute mean, median, mode, standard deviation, and more.

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Converter

SVG to Data URI

Convert SVG markup into an optimized data URI for embedding.

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Converter

Time Zone Converter

Convert times between different time zones worldwide.

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Converter

Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

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Converter

Timezone List

Browse and search all IANA timezone identifiers with UTC offsets.

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Converter

TOML Converter

Convert between TOML and JSON configuration formats.

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Converter

TSV to JSON Converter

Convert tab-separated values (TSV) to JSON array format.

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Converter

Unicode Converter

Convert text to Unicode escape sequences and back.

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Converter

Unit Expression Converter

Convert between units using natural expressions (e.g., '5 km to miles').

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Converter

UUEncode/Decode

Encode or decode text using the classic Unix UUEncode format.

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Converter

XML Formatter

Format and prettify XML documents with proper indentation.

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Converter

Video Trimmer

Trim and cut videos online for free. Select start and end points to extract the perfect clip.

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Converter

Video Compressor

Compress videos online for free. Reduce file size while maintaining quality.

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Converter

Video Speed Changer

Change the playback speed of your videos. Speed up or slow down video files directly in your browser.

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Converter

Audio Trimmer

Trim and cut audio files online for free. Visual waveform editor with fade effects.

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Converter

Video to GIF Converter

Convert video clips to animated GIF images online for free. Customize frame rate, size, and quality.

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Converter

Photo to Sketch

Convert photos to artistic sketches, charcoal drawings, watercolor, pop art, and more — all in your browser.

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Converter

Image to Text (OCR)

Extract text from images using OCR technology. Supports multiple languages and image formats.

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Converter

Image Upscaler

Upscale images using advanced interpolation algorithms — bilinear, bicubic, Lanczos, and nearest neighbor — all processed client-side.

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Converter

Voice Changer

Transform your voice in real-time with 12+ effects. Record from microphone or upload audio files. Export as WAV.

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Converter

Video to MP3 Converter

Extract audio from video files and convert to MP3 format. Supports all major video formats.

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Converter

Photo to Cartoon

Transform photos into cartoon, anime, comic book, pop art, and 8 more artistic styles — all processed in your browser.

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Converter

Photo to Pixel Art

Convert photos into retro pixel art with custom palettes, dithering, and preset styles — all in your browser.

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Converter

Subtitle Generator

Generate subtitles and captions for your videos. Create SRT and VTT subtitle files easily.

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ConverterPRO

Audio Noise Remover

Remove background noise from audio files. Clean up recordings with AI-powered noise reduction.

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Converter

Audio Converter

Convert audio files between formats like MP3, WAV, OGG, FLAC, and AAC. Fast browser-based conversion.

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Converter

Ringtone Maker

Trim and convert audio files into custom ringtones. Supports MP3, WAV, OGG, and M4R formats.

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Converter

Image to ASCII Art

Convert images to ASCII art. Customize characters, width, and contrast for unique text art.

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Converter

Expense Tracker

Track income, expenses, and budgets with charts and category breakdowns.

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Converter

PX to REM Converter

Convert CSS units — PX, REM, EM, PT, VW, VH, %. Includes conversion table, Tailwind class finder, bulk converter, and scale generator.

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Converter

JSON to SQL Converter

Convert JSON to SQL — CREATE TABLE, INSERT, UPDATE, UPSERT. Supports MySQL, PostgreSQL, SQLite, SQL Server, Oracle.

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Converter

Image Vectorizer

Convert raster images to scalable SVG vector graphics with customizable tracing options

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Converter

Image to Coloring Page

Convert photos into printable coloring pages with edge detection. Supports multiple algorithms, paint-by-numbers, batch processing, and PDF export.

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Converter

Salary Calculator

Convert between gross/net salary, hourly/monthly/annual rates with tax estimation by country.

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Converter

EMI Calculator

Calculate Equated Monthly Installments for loans with amortization schedule, prepayments, and comparison mode.

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ConverterPRO

AI Face Swap

Swap faces between two photos with automatic color correction and edge blending.

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ConverterPRO

AI Object Remover

Remove unwanted objects, people, or blemishes from photos with intelligent content-aware fill

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Converter

Receipt Scanner

Scan and digitize receipts with smart data extraction, expense tracking, and export to CSV/JSON

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ConverterPRO

Vocal Remover

Remove vocals from songs to create instrumentals or extract vocals using AI-powered audio phase cancellation — all in your browser.

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Converter

Math Solver

Solve math problems step by step. Supports algebra, quadratic equations, derivatives, integrals, statistics, and matrices — all computed in your browser.

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Converter

Music Speed Changer

Change the speed and pitch of any audio file. Slow down music for practice, speed up podcasts, adjust pitch — all in your browser with real-time preview.

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Converter

Color Blindness Test

Take a comprehensive Ishihara-style color blindness screening test. Detect Protanopia, Deuteranopia, and Tritanopia with detailed results and severity scores.

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Converter

Face Shape Detector

Detect your face shape from a photo. Get personalized hairstyle, glasses, and makeup recommendations based on your unique face proportions.

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Converter

Bill Splitter

Split bills and expenses easily among friends, roommates, or groups. Supports tips, taxes, and itemized splitting.

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Converter

Investment Calculator

Calculate compound interest, ROI, SIP returns, and stock profit/loss. Comprehensive investment analysis with charts.

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