The Ultimate Guide to Calculating and Tracking Your Macros

The best macro calculators

IIFYM

Price: Free, but you must provide your email address to get your results.

IIFYM stands for “If It Fits Your Macros” — a phrase and popular hashtag used by the macro-tracking community to refer to their flexible dieting approach.

This calculator is one of the most comprehensive available. It collects lifestyle and health information that many calculators don’t, such as how active you are at work, what kind of cravings you have and whether you have any medical conditions.