Best Fitter Apps

243+ iOS apps curated and reviewed

3.1 avg rating
19 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our fitter list covers 243+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top Fitter Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1FITTR: Health & Fitness AppFITTR: Health & Fitness AppFree4.6β˜… (2.4K)NoYesSep 2026
2Fitter CoachFitter CoachFree1.4β˜… (10)NoYesSep 2026
3Fiter AppFiter AppFree3.0β˜… (2)NoNoSep 2026
4Fitter - BikeFitter - BikeFree4.7β˜… (67)YesYesSep 2026
5Retired & FitterRetired & FitterFreeβ€”YesYesMay 2026
6Niuli FitterNiuli FitterFreeβ€”NoNoMay 2026
7Fitter - Group Workout SocialFitter - Group Workout SocialFreeβ€”NoNoSep 2026
8Function FitterFunction FitterFreeβ€”NoNoSep 2026

Top Picks for Fitter

FITTR: Health & Fitness App#1

FITTR: Health & Fitness App by SQUATS

Health Tests, Workouts & Diets
4.6😊(2.4K ratings)
FreeIn-App Purchases
FITTR: Health & Fitness App screenshot 1
FITTR: Health & Fitness App screenshot 2
FITTR: Health & Fitness App screenshot 3
FITTR: Health & Fitness App screenshot 4
FITTR: Health & Fitness App screenshot 5
FITTR: Health & Fitness App screenshot 6

This app helps you proactively manage your health through a science-backed ecosystem. It integrates wearables, smart tools, and lab tests to help you understand your body, diagnose potential issues, and implement personalized lifestyle interventions for long-term well-being.

What We Love

  • πŸ‘ Excellent fitness and nutrition guidance
  • πŸ‘ Helpful and supportive community
  • πŸ‘ Customized diet and workout plans
  • πŸ‘ Comprehensive knowledge base
  • πŸ‘ Motivating transformation stories
  • πŸ‘ Easy to use app with useful features

Room to Improve

  • πŸ› Inconsistent customer support
  • πŸ› Buggy app performance issues
  • πŸ› Lack of flexibility in coach selection
  • πŸ› Difficulty tracking exercises and progress
  • πŸ› Excessive notification spam
Fitter Coach#2

Fitter Coach by KETO DIETS UAB

Get in shape fast with Fitter!
1.4😞(10 ratings)
FreeIn-App Purchases
Fitter Coach screenshot 1
Fitter Coach screenshot 2
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Fitter Coach screenshot 4
Fitter Coach screenshot 5
Fitter Coach screenshot 6

Access personalized at-home workout programs designed for weight loss, muscle gain, and general fitness. Engage in challenges, track your progress with weight and step trackers, and monitor your hydration.

What We Love

  • πŸ‘ Good price and customer service
  • πŸ‘ Helpful for getting back into exercising
  • πŸ‘ Customizable transition times

Room to Improve

  • πŸ› Glitchy, crashes frequently
  • πŸ”‡ No audio cues or sound
  • πŸ€” Exercises not well-suited for all fitness levels
  • πŸ€” Lack of personalization and customization
  • πŸ€” Difficult to cancel subscription
3.0(2 ratings)
Free
Fiter App screenshot 1
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Access personalized training plans and track your fitness journey. Whether you're indoors or outdoors, this app helps you achieve your health and performance goals with guided workouts and motivational challenges. Connect your devices to monitor progress and compete with others.

More Fitter apps to explore

FAQ about Fitter

What are the best fitter apps for iPhone?
FITTR: Health & Fitness App tops our fitter apps ranking as of September 2026, with a 4.6-star average from 2.4K App Store ratings, and it's free to download.
Yes β€” 19 of the top fitter apps we rank are free to download, including FITTR: Health & Fitness App and Fitter Coach.
FITTR: Health & Fitness App has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 243+ fitter apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The app helps users proactively manage their health by measuring key body metrics, diagnosing potential health concerns through lab tests, and providing personalized interventions like diet plans and workouts. It aims to improve overall healthspan and prevent health issues before they arise.
Key features include tracking health and lifestyle via wearables like FITTR HART, using in-app calculators for macros and body fat, insights from the FITTR SENSE smart scale, booking various diagnostic lab tests online, receiving personalized diet and workout plans, and accessing guidance from certified health coaches.

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