Best apps like FatKit - Body Fat and Lean Body Mass Calculator

8+ similar apps compared and reviewed

4.7 avg rating
6 free apps
Updated August 2026

Looking for something like FatKit? We've analyzed 8+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to FatKit

Body Fat Calculator Pro#1

Body Fat Calculator Pro by Lennard Sommer

Scientifically proven formulas
Editor's Choice
💪 Health & Fitness
3.9(20 ratings)
$0.99
Body Fat Calculator Pro screenshot 1
Body Fat Calculator Pro screenshot 2
Body Fat Calculator Pro screenshot 3
Body Fat Calculator Pro screenshot 4
Body Fat Calculator Pro screenshot 5

Calculate body fat and lean body mass using scientifically proven formulas. Track your measurements to monitor fitness progress and includes a tutorial for accurate caliper use. Supports Apple Health export.

eaglefit® Caliper#2

eaglefit® Caliper by eaglefit GmbH

Body Fat Measurement
Strong Contender
💪 Health & Fitness
0.0(0 ratings)
Free
eaglefit® Caliper screenshot 1

Precisely measure body fat percentage using a skin fold caliper and the app's guided methods. Track your progress over time and compare muscle mass and fat mass with historical data. Integrates with Apple Health for further analysis.