Comparison

Setgraph 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

Setgraph

This app helps users plan and track their weightlifting workouts, focusing on progressive overload and personalized strength training. It offers fast logging, detailed analytics, and customization options to help users achieve their fitness goals.

Highlights
  • Fast and simple workout logging
  • Personalized workout plans
  • Powerful exercise organization
  • Advanced customization options
  • In-depth exercise analytics
  • Apple Watch and Health integration
Features
Read full description

Setgraph is the fast, no-fuss way to track your lifts and actually achieve progressive overload. Log a set in seconds, then watch your strength climb on clear, real-time graphs. Built for lifters of all levels, it stays simple and quick, so logging never gets in the way of training. Features Fast and Simple • Instantly log sets with minimal taps, saving time and keeping you focused on your workout. • Record supersets, circuits, and multisets together, so grouped movements stay fast to log. • Rest timers start automatically after recording a set and are accessible from your Lock Screen or Dynamic Island. • Manage weights effortlessly with Smart Plates, which calculate totals instantly. • Swipe to replicate previous sets or log new ones with ease. • Use the “Next Set Due” notification to stay on track without reopening the app. Personalized Workout Plans • Choose your primary focus: achieve a specific look with aesthetic goals or optimize performance for a sport or activity. • For aesthetic goals, target specific muscle groups to “grow” or “define” and build your ideal physique through strength training. • For performance goals, focus on improving strength, endurance, and power to excel in your chosen sport or activity. • Build and customize your own routines, or use a plan. Either way it drops straight into your workout lists, ready for immediate logging without any setup. Powerful Organization • Group exercises by Workout, Muscle Group, Program, Day of Week, and more with flexible lists. • Color-code your lists and exercises with Custom Colors to find what you need at a glance. • Add detailed notes to your exercises and lists for tracking targets and goals. • Assign exercises to multiple lists for quick access to their history. • Customize exercise sorting by Recent Completion, Alphabetical Order, or Manually. Advanced Customization • Tailor sessions with details like calories, incline level, and sport-specific metrics. • Log every set or focus on personal records. It’s up to you. • Choose your preferred formula for calculating one-rep max (1RM). Analytics for Every Exercise • Compare progress with real-time session metrics, including reps, weight/rep, volume, and sets. • Explore dynamic graphs that showcase your progress over time. • Filter set history by weight or rep range for deeper analysis. • Instantly estimate your maximum potential using 1RM Percentage Tables. Stay Motivated and Consistent • Track your workout consistency with a visual calendar. • Set personalized workout reminders to keep you on track. • Stay inspired with progress graphs and actionable insights. Apple Watch + Health Integration • Sync Setgraph with Apple Health & Fitness for comprehensive tracking. • Access Setgraph’s core functionality directly on your Apple Watch. Unlock unlimited access with a Pro Membership. A Lifetime Pro Membership can be purchased once without a subscription. A Pro Membership is also available with a monthly or yearly subscription. Setgraph will automatically charge your iTunes Account at the end of your subscription or free trial period unless auto-renew is turned off at least 24 hours before the end of your current period. You can turn off auto-renew at any time and still receive full functionality until the end of your current period, but no refund can be provided for unused portions of the subscription. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Subscriptions cannot be shared using Family Sharing. Terms of Service: https://setgraph.app/terms-service

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

Setgraph4 screens
Flex AI Workout Trainer & Log4 screens

Verdict

The call

The clearest difference is ads: Flex AI Workout Trainer & Log at none against Setgraph's shown. Flex AI Workout Trainer & Log also leads on update cadence (every 9 days vs every 3 weeks). Setgraph's advantage is iOS requirement (16.4 vs 18.0). On price, rating, review sentiment and ratings volume 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. Setgraph sells 3 in-app purchases, starting at $4.99 per month 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

On the App Store both sit at effectively the same score — 4.7 for Setgraph against 4.6 for Flex AI Workout Trainer & Log. Both are backed by a comparable volume of ratings — 6.1K and 2.4K respectively. Written reviews are what separate them: 67% of Setgraph's written reviews are positive against 69% of Flex AI Workout Trainer & Log's.

UpkeepUpdate frequency

Setgraph ships an update every 3 weeks, Flex AI Workout Trainer & Log every 9 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
Setgraph versus Flex AI Workout Trainer & Log: the parameters behind the verdict, then further details
ParameterSetgraphFlex AI Workout Trainer & Log
PriceFreeFree
Rating4.7 (6.1K ratings) — better4.6 (2.4K ratings)
Positive reviews67.0% of reviews69.0% of reviews — better
Number of ratings6.1K — better2.4K
Update frequencyEvery 3 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, Apple WatchiPhone, Apple Watch
Requires iOS16.4 — better18.0
Further details — not scored
Size329 MB574 MB
Age rating4+17+
DeveloperSetgraph LLCFlex Artificial Intelligence Inc.

Customer experience

Setgraph

All ratings6,119 ratings
Positive93.9%
Neutral1.9%
Negative4.2%
Written reviews557 reviews
Positive67.0%
Neutral8.8%
Negative24.2%

Flex AI Workout Trainer & Log

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

User reviews

Setgraph

From 6.1K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Convenient workout tracking
  • 📈 Helpful progress tracking and analytics
  • ⏱️ Useful rest timers
  • 💻 Clean and intuitive interface

Room to improve

  • 💰 Subscription-based model with limited free features
  • 🐛 Occasional bugs and crashes
  • 🔀 Difficulty organizing exercises and workouts
  • 📊 Limited data visualization and analysis options
  • 🕰️ Lack of integration with external fitness apps/devices

Flex AI Workout Trainer & Log

From 2.4K App Store ratings

What we love

  • 🚀 Detailed workout tracking
  • 👍 Customizable workouts
  • 🔒 Comprehensive exercise library
  • 💡 Helpful progress tracking
  • 👍 Clean and intuitive interface

Room to improve

  • 🐛 Glitches and bugs
  • 💰 Expensive premium subscription
  • 🔒 Limited functionality without premium
  • 🐛 Inconsistent rest timer
  • 🐛 Workout data loss

Bugs and requests

Setgraph

Reported bugs

3 issues
  • Workouts and data being lost or deleted unexpectedly
  • Issues with syncing between iOS and Apple Watch app
  • Inconsistent behavior when adding or editing exercises

Requested features

5 requests
  • Add support for cardio exercises and tracking
  • Implement superset and drop set functionality
  • Allow customization of exercise names and workout folders
  • Provide a calendar view to easily review past workouts
  • Add the ability to attach photos/videos to exercises

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

3 purchases

Setgraph

Subscriptions2
  • Pro Membership (Monthly)$4.991 Month
  • Pro Membership7 Days trial$29.991 Year
One-time1
  • Lifetime Pro Membership$199.99
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 Setgraph free?
Setgraph 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, Setgraph or Flex AI Workout Trainer & Log?
Setgraph is rated higher. Setgraph averages 4.7 out of 5 from 6.1K ratings, while Flex AI Workout Trainer & Log averages 4.6 from 2.4K ratings.
Do Setgraph or Flex AI Workout Trainer & Log have ads?
Setgraph shows ads; Flex AI Workout Trainer & Log does not.
Which is updated more often, Setgraph or Flex AI Workout Trainer & Log?
Setgraph ships an update every 3 weeks, and Flex AI Workout Trainer & Log every 9 days. Most recently, Setgraph was updated on October 15, 2026 and Flex AI Workout Trainer & Log on October 14, 2026.

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