MyFitnessPal is a popular fitness app that helps users track their diet and exercise to achieve their fitness goals. It offers a...
Free with optional premium subscription
Best IIFYM Alternatives ranked by AI · updated Aug 2026
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IIFYM provides online calorie and macronutrient calculators based on body measurements, activity, and fitness goals. It is aimed at flexible-dieting users who want macro targets without committing to a full tracking platform.
Top 6 IIFYM alternatives
Eat This Much is an automated meal planner for people managing calories, macros, or specific nutrition goals. It generates daily and weekly...
Pros
- Much stronger calorie and macro automation than Plan2Meal
- Can adapt plans to precise nutrition targets
- Useful for weight-management and fitness-focused users
Cons
- Generated meals can feel less family-oriented
- Recipes and presentation are less polished than Mealime
- Advanced planning features require Premium
Freemium, Premium from $5/mo billed annually
Omni Calculator is a tool that offers a wide range of free calculators for various fields such as math, finance, health, and...
Bodybuilding.com Macro Calculator is a free online tool for estimating daily calories and macronutrient targets. It is aimed at people pursuing bodybuilding,...
Pros
- Free to use without a paid subscription
- Provides calorie and protein, carbohydrate, and fat targets
- Tailored to common bodybuilding goals such as bulking and cutting
Cons
- Does not provide detailed food logging or meal planning
- Less adaptive than MacroFactor for changing body weight and expenditure
- Offers fewer dietary customization options than Cronometer
BMR Calculator is a free web tool that estimates basal metabolic rate from factors such as age, sex, height, and weight. It...
Pros
- Supports multiple established BMR formulas
- Provides maintenance-calorie estimates alongside BMR
- More detailed than many single-formula calculators
Cons
- Webpage contains more advertising than many competing calculators
- Results are estimates and do not account for body-composition differences
- Interface is less streamlined than dedicated nutrition apps
Cronometer is a nutrition tracking tool that focuses on micronutrients and offers detailed analysis of daily nutrient intake.
Pros
- Detailed nutrient tracking
- Customizable goals
Cons
- Less user-friendly interface
- Some features locked behind premium subscription
Free with premium options
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