Comparison

Flex AI Workout Trainer & Log vs HyCrew

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

Head to head
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.

About

HyCrew

Features
Read full description

HyCrew is the training partner built for HYROX and Yoddha athletes. Track your sims station-by-station, claim your race results in seconds, and get smart insights after every workout — all from your Apple Watch. Whether you're chasing your first sub-90 or your tenth podium, HyCrew turns your training data into focus. WHAT YOU GET ▸ HYROX SIMS — Full race simulation tracked on your Apple Watch. All 8 stations, the runs between them, live splits, heart-rate zones. Review your race the moment you finish. ▸ YODDHA SIMS — All 7 zones tracked individually. The first app that gets the Yoddha format right. ▸ AI INSIGHTS — Smart, data-driven analysis after every workout. Spot pacing decay, identify weak stations, see where this week's training stacks against your race plan. ▸ RACE HISTORY — Pull your past HYROX results in seconds. Verify your race, compare station splits, see your city rank, and review your full race breakdown. ▸ WORKOUT LIBRARY — Browse, build, and save structured workouts. Custom intervals, station practice, full simulations — all callable from your wrist. ▸ RACE CALENDAR — Discover HYROX and Yoddha events worldwide. Filter by region, see registration status, save events to your calendar. BUILT FOR APPLE WATCH Live splits during your sim. Heart rate, pace, distance, station times — all on your wrist. No phone needed mid-workout. BUILT BY ATHLETES HyCrew is built by hybrid athletes shipping their own training app between 5am sessions. Every metric exists because we wanted it on race day. PRIVACY-FIRST Your data stays yours. We use Apple HealthKit for workout data, never sell your information, and you can export or delete everything any time. PREMIUM (OPTIONAL) Premium unlocks the full AI insights suite, deep station-level analysis, the complete workout library, and unlimited race history. Free members keep full sim tracking, daily insights, and unlimited workouts. Subscriptions auto-renew unless cancelled at least 24 hours before the renewal date. Manage in Settings → [Your Apple ID] → Subscriptions. Privacy Policy: hycrew.com/privacy Terms of Use: hycrew.com/terms Support: support@hycrew.com Instagram: @hycrewapp

Screenshots

Flex AI Workout Trainer & Log4 screens
HyCrew4 screens

Verdict

The call

The clearest difference is update cadence: Flex AI Workout Trainer & Log at every 9 days against HyCrew's every 5 weeks. Flex AI Workout Trainer & Log also leads on iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support 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. Flex AI Workout Trainer & Log sells 8 in-app purchases, starting at $12.99 per month and HyCrew sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Flex AI Workout Trainer & Log ships an update every 9 days, HyCrew every 5 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Flex AI Workout Trainer & Log versus HyCrew: the parameters behind the verdict, then further details
ParameterFlex AI Workout Trainer & LogHyCrew
PriceFreeFree
Rating4.6 (2.4K ratings) — better—
Positive reviews69.0% of reviews—
Number of ratings2.4K — better—
Update frequencyEvery 9 days — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, Apple WatchiPhone, iPad, Apple Watch — better
Requires iOS18.0 — better26.0
Further details — not scored
Size574 MB32 MB
Age rating17+12+
DeveloperFlex Artificial Intelligence Inc.Naman Varshney

Bugs and 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

HyCrew

Not enough reviews yet to summarise bugs or requests.

In-app purchases

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
2 purchases

HyCrew

Subscriptions2
  • HyCrew Premium (Monthly)$9.991 Month
  • HyCrew Premium (Annual)$69.991 Year

Questions

Is Flex AI Workout Trainer & Log free?
Flex AI Workout Trainer & Log is free to download, with in-app purchases available.
Is HyCrew free?
HyCrew is free to download, with in-app purchases available.
Do Flex AI Workout Trainer & Log or HyCrew have ads?
Neither Flex AI Workout Trainer & Log nor HyCrew shows ads.
Which is updated more often, Flex AI Workout Trainer & Log or HyCrew?
Flex AI Workout Trainer & Log ships an update every 9 days, and HyCrew every 5 weeks. Most recently, Flex AI Workout Trainer & Log was updated on October 24, 2026 and HyCrew on October 25, 2026.

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