Complete guide to using Macro Calculator — a free online tool by akousa.net.
Get started in seconds — no signup required
Your BMR is calculated using the Mifflin-St Jeor equation, then multiplied by your activity factor to get TDEE. Protein is set at 2.2g per kg of bodyweight, fat at 25% of target calories, and carbs fill the remaining energy.
Works directly in your browser — no downloads needed
All processing happens locally — your data never leaves your device
Download your results in multiple formats
Fully responsive design works on any device
Enter your age, weight, height, and activity level, then choose your goal (maintain, lose, or gain weight). The calculator displays your daily calorie target along with grams of protein, carbohydrates, and fat. Copy the breakdown or use the chart to plan your meals.
Macro Calculator is a free, browser-based tool that runs entirely on your device — no signup, no uploads, and no tracking. Built for speed and privacy, it gives you instant results without leaving the page.
Developers, designers, students, and everyday users rely on this tool for quick, accurate results. It's especially popular among people who need a reliable utility without installing software or signing up for an account.
Looking at alternatives to Macro Calculator? Here's how we compare to similar tools available online.
| Feature | akousa.net | Other tools |
|---|---|---|
| Price | Free forever | Often paid or freemium |
| Privacy | Runs in your browser | Data sent to servers |
| Signup | Not required | Account often required |
| Ads & tracking | None | Ads and trackers common |
| Usage limits | Unlimited | Daily or file-size limits |
Add Macro Calculator to your own website with a single line of code — free, no signup required.
Get embed codeMacro Calculator is also available as a developer API for use in your own apps and workflows.
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