Best Functional Fitness Apps

250+ iOS apps curated and reviewed

4.9 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good functional fitness apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Functional Fitness Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MTNTOUGH Fitness & ResilienceMTNTOUGH Fitness & ResilienceFree4.9โ˜… (3.5K)NoYesSep 2026
2FLO Functional TrainingFLO Functional TrainingFree5.0โ˜… (16)NoNoSep 2026
3Functional Fitness 24/7Functional Fitness 24/7Freeโ€”NoNoSep 2026
4Kernwerkยฎ Functional FitnessKernwerkยฎ Functional FitnessFree5.0โ˜… (1)NoYesSep 2026
5Keelo - Strength HIIT WorkoutsKeelo - Strength HIIT WorkoutsFree4.8โ˜… (6K)NoYesSep 2026
6Functional Fitness WorkoutFunctional Fitness WorkoutFreeโ€”NoYesMay 2026
7Focus Functional Fitness NewFocus Functional Fitness NewFree5.0โ˜… (53)YesNoSep 2026
8FF CoachFF CoachFree5.0โ˜… (4)NoNoSep 2026

Top Picks for Functional Fitness

4.9๐Ÿ˜Š(3.5K ratings)
FreeIn-App Purchases
MTNTOUGH Fitness & Resilience screenshot 1
MTNTOUGH Fitness & Resilience screenshot 2
MTNTOUGH Fitness & Resilience screenshot 3
MTNTOUGH Fitness & Resilience screenshot 4
MTNTOUGH Fitness & Resilience screenshot 5
MTNTOUGH Fitness & Resilience screenshot 6

This app provides functional fitness and resilience training designed for athletes and hunters. It offers daily workouts, mental toughness programs, and expert coaching to build physical and mental strength for demanding activities and everyday life.

What We Love

  • ๐Ÿš€ Top Notch All-Around Fitness
  • ๐Ÿ‘ Variety of Workouts
  • ๐Ÿ‘ Beginner-Friendly
  • ๐Ÿ‘ Scalable Programs
  • ๐Ÿ‘ Guided Prayers
  • ๐Ÿ‘ Challenging Workouts
  • ๐Ÿ‘ Helpful Community
  • ๐Ÿ‘ Life-Changing Results
  • ๐Ÿ‘ Effective Nutrition Guidance
  • ๐Ÿ‘ Mobility Programs
  • ๐Ÿ‘ Motivating Podcasts
  • ๐Ÿ‘ Versatile Minimal Gear Options
  • ๐Ÿ‘ Detailed Instructional Videos
  • ๐Ÿ‘ Structured Programming

Room to Improve

  • ๐Ÿ› Lacking Workout Tracking
  • ๐Ÿ› Clunky Navigation

More Functional Fitness apps to explore

FAQ about Functional Fitness

What are the best functional fitness apps for iPhone?
MTNTOUGH Fitness & Resilience tops our functional fitness apps ranking as of September 2026, with a 4.9-star average from 3.5K App Store ratings, and it's free to download.
Yes โ€” 20 of the top functional fitness apps we rank are free to download, including MTNTOUGH Fitness & Resilience and FLO Functional Training.
MTNTOUGH Fitness & Resilience has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ functional fitness apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
MTNTOUGH offers functional fitness workouts and training programs designed to optimize athleticism and increase mental toughness. These include daily workouts (WOD) utilizing kettlebells, dumbbells, bodyweight, and interval training styles like AMRAP, EMOM, and HIIT. Programs focus on muscular endurance and diverse movement patterns.
The coaching staff consists of former Navy SEALs, Army Rangers, and renowned physical trainers. They provide expert guidance to lead, push, and challenge users through the demanding fitness routines.

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