Best Free Health & Wellness (No Cost, Tested by Us)

Looking for free health & wellness tools that actually work? We tested every option below — these are the best free health & wellness that don't cost a thing, with honest pros and cons.

1Our pick #1

Sleep Cycle Calculator

★ 4.3

Find the best bedtime or wake time using sleep cycles.

✓ LocalNo sign-upFree

2Our pick #2

BMI Calculator

★ 4.1

Calculate your Body Mass Index and understand the categories.

No sign-upFreeServer-side

3Our pick #3

Calorie Calculator

★ 4.1

Estimate daily calorie needs based on age, weight, and activity.

No sign-upFreeServer-side

4Our pick #4

Water Intake Calculator

★ 3.9

Estimate daily water needs based on weight and activity.

No sign-upFreeServer-side