Comparison

Gym Workouts vs Flex AI Workout Trainer & Log

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Gym Workouts

Plan and track your gym routines with detailed exercise logging, progress charts, and smart editing tools. Seamlessly integrate with Apple Watch for independent workouts and sync data to your iPhone. Share your custom programs with friends and monitor your fitness journey offline.

Highlights
  • Create custom workout programs
  • Track exercise progress with charts
  • Smart weight and rep adjustment
  • Apple Watch independent workouts
  • Share workout programs with friends
  • Offline functionality
  • Detailed workout history and logs
Features
Read full description

Gym and workout tracking app. Plan gym programs with days, exercises and sets. Follow your progress with history, metrics and charts. Get overview for the current and past years and easily compare workout time or number of gym visits. Smart editor for adjusting weights and reps. Add extra exercise during ongoign workout session. Share programs with friends. Seamless integration with Apple Watch. Traing just with Apple Watch and data is synced to iPhone after it is reachable again. iCould is used for backups but does not reuqire online access otherwise. No tracking of personal data. Key Features - Apple Watch app - Create workout programs with days and sets - Active gym or any sport workout tracking - Check sets done during workout - Adjust reps and weights on the fly - Create and organize own exercises and follow your 1 Rep Max - Record and view history in detail - Keep log of all sport types - Find new interesting exercises - Offline, app is very fast and does not use data plan - Share programs with friends - Charts for top rep history and muscle group overview - iCloud backups - Track workout of any sport - Assign any sport to a workout program Apple Watch Features - Can run workout independently without phone after syncing programs - Apple Health integration - Full sync with during and after workout - Mark sets done during workout - Adjust reps and weights on the fly Premium Details Premium version allows creating new gym programs. The free version is fully usable. Permission requests Health is used to record burned calories and workouts.

About

Flex AI Workout Trainer & Log

This app uses AI to provide personalized workout plans and real-time form feedback for weightlifters. It tracks progress, offers adaptive progression, and includes motivational features like leaderboards and streaks. It's designed for all experience levels, from beginners to pros.

Highlights
  • AI personal trainer
  • Real-time form feedback
  • Personalized workout plans
  • Adaptive progression
  • Strength tracking
  • Community leaderboards
  • Apple Watch integration
Features
Read full description

Flex AI is the world’s first true AI personal trainer — built for lifters who want to train smarter, progress faster, and perfect their form. Whether you’re chasing size, strength, or consistency, Flex uses real-time AI to guide every rep, adjust your program, and keep you motivated through challenges, leaderboards, and streaks. - Your AI Coach, Every Rep Personalized workouts built automatically by AI personas that learn your goals, history, and preferences. Real-time form feedback powered by patented computer-vision AI — get instant corrections on squats, bench, deadlift, rows, and more. Adaptive progression and deloading backed by sports-science principles — no spreadsheets, no guesswork. - Train Smarter — See Results AI tracks your strength curve and increases weight when you’re ready. Visual progress graphs show PRs, volume, and recovery trends. Track sets, reps, and tempo with a tap — or automatically with Apple Watch. - Stay Motivated & Connected Join a global community of lifters. Compete on leaderboards, build streaks, and earn badges. Post progress photos, celebrate milestones, and share results. - Accessible to Everyone Free to start with all core features included. Upgrade anytime for advanced AI coaching and premium analytics. Designed for all experience levels — from beginners to pros. - Why Flex AI Real-time AI form feedback (patented) Adaptive, science-based programming Progress tracking & recovery insights Gamified streaks + leaderboards Apple Watch integration Built for hypertrophy & strength goals Start Training Smarter — Today Download Flex AI and experience personal training powered by real AI. Perfect your form. Unlock your best lift. Train smarter — free on iPhone + Apple Watch.

Screenshots

Gym Workouts3 screens
Flex AI Workout Trainer & Log4 screens

Verdict

The call

The clearest difference is ratings volume: Flex AI Workout Trainer & Log at 2.4K against Gym Workouts's 9. Flex AI Workout Trainer & Log also leads on update cadence (every 9 days vs every 5 weeks) and review sentiment (69% vs 50%). Gym Workouts's advantage is iOS requirement (14.1 vs 18.0). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Gym Workouts sells 1 one-off in-app purchase and Flex AI Workout Trainer & Log sells 8 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Flex AI Workout Trainer & Log holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Flex AI Workout Trainer & Log has 2.4K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 50% of Gym Workouts's written reviews are positive against 69% of Flex AI Workout Trainer & Log's.

UpkeepUpdate frequency

Gym Workouts ships an update every 5 weeks, Flex AI Workout Trainer & Log every 9 days. The most recent releases landed on October 1, 2026 and October 17, 2026 respectively.

Scorecard4 real differences · 6 level
Gym Workouts versus Flex AI Workout Trainer & Log: the parameters behind the verdict, then further details
ParameterGym WorkoutsFlex AI Workout Trainer & Log
PriceFreeFree
Rating4.4 (9 ratings)4.6 (2.4K ratings) — better
Positive reviews50.0% of reviews69.0% of reviews — better
Number of ratings92.4K — better
Update frequencyEvery 5 weeksEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS14.1 — better18.0
Further details — not scored
Size48 MB574 MB
Age rating4+17+
DeveloperRecode InnovationsFlex Artificial Intelligence Inc.

Customer experience

Gym Workouts

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Flex AI Workout Trainer & Log

All ratings2,409 ratings
Positive91.9%
Neutral2.6%
Negative5.4%
Written reviews310 reviews
Positive69.0%
Neutral6.5%
Negative24.5%

Bugs and requests

Gym Workouts

Not enough reviews yet to summarise bugs or requests.

Flex AI Workout Trainer & Log

Reported bugs

3 issues
  • App crashes on iOS 16 update
  • Inability to log workouts on previous days
  • Inconsistent syncing between app and Apple Watch

Requested features

4 requests
  • Offline workout mode
  • Ability to save and reuse custom workout plans
  • Muscle group targeting and analytics
  • Social features and community integration

In-app purchases

1 purchases

Gym Workouts

One-time1
  • Premium$2.99
8 purchases

Flex AI Workout Trainer & Log

Subscriptions6
  • Premium Subscription Monthly$12.991 Month
  • Premium Plus Monthly$29.991 Month
  • Premium Plus Family Monthly$69.991 Month
Show 3 more
  • Premium Yearly Subscription$79.991 Year
  • Premium Plus Yearly7 Days trial$191.991 Year
  • Premium Plus Family Yearly7 Days trial$499.991 Year
One-time2
  • 1 Month Free PremiumFree
  • Lifetime Free PremiumFree

Questions

Is Gym Workouts free?
Gym Workouts is free to download, with in-app purchases available.
Is Flex AI Workout Trainer & Log free?
Flex AI Workout Trainer & Log is free to download, with in-app purchases available.
Which has better reviews, Gym Workouts or Flex AI Workout Trainer & Log?
Flex AI Workout Trainer & Log is rated higher. Gym Workouts averages 4.4 out of 5 from 9 ratings, while Flex AI Workout Trainer & Log averages 4.6 from 2.4K ratings.
Do Gym Workouts or Flex AI Workout Trainer & Log have ads?
Neither Gym Workouts nor Flex AI Workout Trainer & Log shows ads.
Which is updated more often, Gym Workouts or Flex AI Workout Trainer & Log?
Gym Workouts ships an update every 5 weeks, and Flex AI Workout Trainer & Log every 9 days. Most recently, Gym Workouts was updated on October 1, 2026 and Flex AI Workout Trainer & Log on October 17, 2026.

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