Comparison

Flex AI Workout Trainer & Log vs The 1%

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

The 1%

This app consolidates workouts, nutrition, health data, and habits into a single platform. It focuses on small, consistent daily improvements to help users achieve long-term transformation and become a better version of themselves.

Highlights
  • Workout logging and progress tracking
  • Nutrition logging and offline data access
  • Health data syncing with Apple HealthKit
  • Customizable habit reminders
  • Private and secure data storage
Read full description

The 1% is more than a fitness tracker. It’s a daily companion designed to help you create lasting change, one small step at a time. By bringing your workouts, nutrition, health data, and habits together, it gives you a complete picture of your progress and a clear path forward. Nothing dramatic, nothing unrealistic, just steady improvement built on simple, consistent actions. Most people don’t struggle because they lack motivation. They struggle because their progress is scattered across multiple apps, or because they don’t have a system that helps them stay accountable. The 1% solves that by giving you everything in one place. Track your workouts with ease, understand your food choices, monitor your energy and health metrics, and build daily habits that support your long-term goals. The foundation of the app is the belief that small daily improvements lead to big results. Every workout logged, every habit completed, every meal tracked, and every trend you spot is another step forward. Over time, those steps turn into momentum, and that momentum turns into real transformation. The 1% is built to support you through every part of that process, helping you stay motivated, stay aware, and stay focused on becoming the better version of yourself you’re working toward. Workout Tracker – Log workouts, track progress, and set goals. Nutrition Tracker – Log meals, track macros, and access data offline. Health Insights – Sync with Apple HealthKit for heart rate, sleep, and more. Smart Reminders – Stay on track with custom habit reminders. Private & Secure – Your data stays on your device, with optional cloud backup. Download The 1% today and start making daily progress towards your goals! The 1% requires a subscription to access its content and features. New users receive a 7-day free trial, after which an active subscription is required to continue using the app. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://home.theonepercent.app/support/ Privacy Policy: https://home.theonepercent.app/privacypolicy/ Privacy Choices: https://home.theonepercent.app/privacychoices/

Screenshots

Flex AI Workout Trainer & Log4 screens
The 1%4 screens

Verdict

The call

The clearest difference is monetization model: Flex AI Workout Trainer & Log at freemium against The 1%'s subscription. The 1%'s advantage is review sentiment (100% vs 69%). On price, update cadence, 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. Flex AI Workout Trainer & Log sells 8 in-app purchases, starting at $1.99 per month and The 1% sells 2 in-app purchases, starting at $4.99 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, The 1% fortnightly. The most recent releases landed on September 23, 2026 and July 28, 2026 respectively.

Scorecard2 real differences · 8 level
Flex AI Workout Trainer & Log versus The 1%: the parameters behind the verdict, then further details
ParameterFlex AI Workout Trainer & LogThe 1%
PriceFreeFree
Rating4.6 (2.4K ratings) — better
Positive reviews69.3% of reviews100.0% of reviews — better
Number of ratings2.4K — better
Update frequencyEvery 9 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium — betterSubscription
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS18.018.0
Further details — not scored
Size574 MB99 MB
Age rating17+12+
DeveloperFlex Artificial Intelligence Inc.Daniel Cleave

Customer experience

Flex AI Workout Trainer & Log

All ratings2,405 ratings
Positive92.0%
Neutral2.6%
Negative5.4%
Written reviews303 reviews
Positive69.3%
Neutral6.6%
Negative24.1%

The 1%

Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

The 1%

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Flex AI Workout Trainer & Log

Subscriptions6
  • Premium Subscription Monthly$1.991 Month
  • Premium Plus Monthly$2.991 Month
  • Premium Yearly Subscription$9.991 Year
Show 3 more
  • Premium Plus Family Monthly$9.991 Month
  • Premium Plus Yearly7 Days trial$19.991 Year
  • Premium Plus Family Yearly7 Days trial$49.991 Year
One-time2
  • 1 Month Free PremiumFree
  • Lifetime Free PremiumFree
2 purchases

The 1%

Subscriptions2
  • Monthly Subscription7 Days trial$4.991 Month
  • Yearly Subscription7 Days trial$59.001 Year

Questions

Is Flex AI Workout Trainer & Log free?
Flex AI Workout Trainer & Log is free to download, with in-app purchases available.
Is The 1% free?
The 1% is free to download, with in-app purchases available.
Do Flex AI Workout Trainer & Log or The 1% have ads?
Neither Flex AI Workout Trainer & Log nor The 1% shows ads.
Which is updated more often, Flex AI Workout Trainer & Log or The 1%?
Flex AI Workout Trainer & Log ships an update every 9 days, and The 1% fortnightly. Most recently, Flex AI Workout Trainer & Log was updated on September 23, 2026 and The 1% on July 28, 2026.

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