Best Core Fsn Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated November 2026

The best core fsn apps on iPhone average 4.8★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.

Compare top Core Fsn Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Core FSNCore FSNFree—YesNoMay 2026
2Core Sport PerformanceCore Sport PerformanceFree—NoNoMay 2026
3AF AppAF AppFree4.8★ (15K)NoNoNov 2026
4D2 AthleticsD2 AthleticsFree5.0★ (1)NoNoOct 2026
5X-COREX-COREFree5.0★ (445)NoNoOct 2026
6TurnKey CoachTurnKey CoachFree4.8★ (733)NoNoNov 2026
7St. Charles Parks & RecreationSt. Charles Parks & RecreationFree4.5★ (122)NoNoOct 2026
8FYTTFYTTFree4.5★ (13)NoYesOct 2026

Top Picks for Core Fsn

AF App#3

AF App by Anytime Fitness, LLC

Fitness Plans & Workouts
Worth Considering
💪 Health & Fitness
4.8😐(15K ratings)
Free
#58in Health & Fitness
AF App screenshot 1
AF App screenshot 2
AF App screenshot 3
AF App screenshot 4
AF App screenshot 5
AF App screenshot 6

This app provides personalized fitness plans and virtual coaching to help you achieve your health goals. Monitor progress, connect with coaches and the community, and access workouts and advice anytime, anywhere.

What We Love

  • 👍 Great gym
  • 🚀 Helpful workout plans
  • 🚀 Useful for tracking gym visits
  • 👍 Friendly and clean gym
  • 👍 Good customer service

Room to Improve

  • 🐛 Laggy and buggy app
  • 🚫 Can't book classes through app
  • 🚫 Workout time defaults to 30 mins
  • 🚫 Can't customize workouts
  • 🐛 Gym visits not updating properly
  • 🔒 Keeps logging out users
  • 🐛 Busy meter not working
  • 🚫 Limited access pass functionality
  • 🚫 Can't see busy status of other gyms
  • 🚫 Too much personal info required

More Core Fsn apps to explore

FAQ about Core Fsn

Are there free core fsn apps for iPhone?
Yes — 20 of the top core fsn apps we rank are free to download, including Core FSN and Core Sport Performance.
Core FSN shows ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 250+ core fsn apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.