Your toolkit

Calculator Dashboard

18 free tools in four categories — pick a card below. Each calculator opens instantly; your last height, weight, and units stay synced across the app.

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Body & Weight

Body & Weight

6 calculators

Most used

Calorie Calculator

Daily needs — Mifflin-St Jeor

Open tool

TDEE Calculator

Total burn — activity tiers

Open tool

BMI Calculator

Index + BMR + goals

Open tool

Calorie Deficit

Reach goal weight safely

Open tool

Body Fat %

US Navy — tape only

Open tool

Ideal Weight

Hamwi · Miller · Robinson

Open tool
Macros & Diet

Macros & Diet

6 calculators

Popular

Macro Calculator

P / C / F in grams

Open tool

Protein Intake

By goal & body weight

Open toolKeto

Keto Macros

Net carbs & ketosis

Open tool

BMR Calculator

Resting metabolism

Open tool

Carb Calculator

Carbs by diet style

Open tool

Fat Intake

Fats + food examples

Open tool
Fitness

Fitness

3 calculators

Water Intake

Hydration + climate

Open tool

1RM Calculator

Max lift + % table

Open tool

Calories Burned

MET-based exercise burn

Open tool
Advanced

Advanced

3 calculators

Recipe

Recipe Calculator

Full recipe nutrition

Open tool

Body Metrics

WHR · WHtR · BRI

Open toolTimer

Fasting Timer

16:8 · 18:6 · OMAD

Open tool