Workout Trainer AI vs HIIT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Workout Trainer AI
Achieve your fitness goals with AI-powered personalized coaching. Access multimedia workouts, track various sports, log weightlifting, and connect with a supportive community. Enhance your training with advanced heart rate feedback and performance analysis.
- AI personalized weekly plans
- Multimedia workouts for all levels
- 70+ sports activities tracking
- Weightlifting logging tools
- GPS distance tracking
- Heart rate feedback & analysis
- Community leaderboards
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Hit your fitness goals anywhere with Workout Trainer. Powered by AI and expert-led, follow along to your personalized weekly plans including multimedia workouts for every fitness level. With thousands of bodyweight and rep-based workouts, 70+ sports activities, GPS distance tracking, and weightlifting logging tools, it’s like having a personal trainer in your pocket. Join our active community—start your fitness journey or link up with our fitness fanatics and compete on the leaderboard! Advanced Heart Rate Feedback & Performance Analysis Connect your Apple Watch or bluetooth LE heart rate monitor for the best experience. Get instant heart rate feedback during your workouts. Log details like reps done and weights used. Check out your heart rate graphs and summary zones. Compare & analyze your performance to really make your breakthrough! ***** This probably means you want to get started right away. We won't stop you—Download Workout Trainer AI and start crushing your fitness goals today! ***** ---------------------------------------------------------------------------------------------------------------- Are you a fitness professional? Sign up to get free access to our innovative training tools and coaching solutions. ---------------------------------------------------------------------------------------------------------------- Workout Trainer uses HealthKit to export your Workout Trainer workouts to Apple's Health app and to read heart rate and biometric data. Optional: Unlock the full experience with a PRO+ membership! Bonus: new subscribers can enjoy a risk-free 2-week trial period. After the trial, your iTunes Account will be billed $9.99 per month. This auto-renewing subscription gives you access to many premium features including AI weekly plans and 1:1 AI trainer chat, as well as 100+ training programs developed by our certified personal trainers. This subscription will automatically renew within 24-hours prior to the end of each billing period and may be managed by going to your iTunes Account Settings after purchase. Privacy Policy: https://www.skimble.com/privacy Terms of Service: https://www.skimble.com/terms
HIIT
This app offers short, high-intensity interval training (HIIT) workouts that can be done anywhere with no equipment. It provides scientifically proven exercises, custom timer templates, and progress tracking to help users achieve fitness results quickly.
- Short, high-intensity workouts
- Customizable timer templates
- Step-by-step instructions
- Calendar and weight tracking
- Voice and video guidance
- Apple Health integration
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Get our HIIT Workout app to get results FAST! Just 4 minutes of high intensity tabata intervals training will make you sweat and get your heart pumping. Replace long cardio workouts with shorter and more effective HIIT workouts. No equipment needed. Workout anytime,anywhere. No excuses. Features: • Scientifically proven short high intensity workouts to improve your health. • Custom templates so you can build your own timers. • Step by step instructions suitable for beginners and intermediates alike. • Calendar and weight tracker to track your progress. • Voice and video instructions. It's like having a personal trainer in your pocket. • This app is integrated with Apple Health to track your workouts,calories and weight. Free,quick and effective. What are you waiting for? Download the app,and get sweating! 7M - We heart fitness! SUBSCRIPTION PRICING AND TERMS We offer the following auto-renewing subscriptions: $29.99 per year $2.99 per week These prices are for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before current period ends. You can go to your iTunes Account settings to manage your subscription and turn off auto-renew. Your iTunes Account will be charged when the purchase is confirmed. If you subscribe before your free trial ends,the rest of your free trial period will be forfeited as soon as your purchase is confirmed. Read more about our terms and conditions here: Terms of Use: https://7mfitness.com/terms-of-use/ Privacy Policy: https://7mfitness.com/privacy-policy/
Screenshots
Verdict
The clearest difference is ratings volume: HIIT at 31K against Workout Trainer AI's 7.7K. On price, rating, review sentiment and update cadence 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
Both are free to download. Workout Trainer AI sells 11 in-app purchases, starting at $6.99 per month and HIIT sells 11 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Workout Trainer AI against 4.8 for HIIT. Both are backed by a comparable volume of ratings — 7.7K and 31K respectively. Written reviews are what separate them: 88% of Workout Trainer AI's written reviews are positive against 91% of HIIT's.
Both ship on a similar rhythm, roughly monthly. Both last shipped on September 24, 2026.
| Parameter | Workout Trainer AI | HIIT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (7.7K ratings) | 4.8 (31K ratings) — better |
| Positive reviews | 87.8% of reviews | 90.8% of reviews — better |
| Number of ratings | 7.7K | 31K — better |
| Update frequency | Monthly | Monthly |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 150 MB | 159 MB |
| Age rating | 9+ | 4+ |
| Developer | Skimble | Fast Builder Limited |
Customer experience
Workout Trainer AI
HIIT
User reviews
Workout Trainer AI
From 7.7K App Store ratingsWhat we love
- 🚀 Wide range of workouts
- 👍 Variety of exercises
- 👍 Customizable workouts
- 👍 Motivating voice guidance
- 👍 Tracks progress and calories
Room to improve
- 🐛 Syncing issues with Apple Watch
- 🐛 Subscription issues and lack of customer support
- 🔒 Privacy concerns with required account creation
- 👎 Overwhelming number of options can be confusing
- 👎 Repetitive and uninspiring voice guidance
HIIT
From 31K App Store ratingsWhat we love
- 👍 Variety and flexibility of workouts
- 🚀 Easy to follow and effective workouts
- 💪 Workouts challenge users and help them see results
- 🎨 Good range of difficulty levels
- ⏱️ Convenient short workout options
Room to improve
- 🐛 Some workouts are too easy or repetitive
- 🔇 Lack of music or audio guidance during workouts
- 💰 Concerns about paid subscription model
- 🤔 Lack of modifications or low-impact options
Bugs and requests
Workout Trainer AI
Reported bugs
3 issues- App crashes and freezes
- Workouts not loading or saving properly
- Paid subscription not granting full access
Requested features
4 requests- Ability to download workouts for offline use
- More advanced workout tracking and analytics
- Integration with other fitness apps and devices
- Customizable voice guidance and music options
HIIT
Reported bugs
2 issues- Some videos or links not working
- Occasional crashes or performance issues
Requested features
4 requests- Option to create custom workouts
- More workout types beyond just HIIT
- Integration with fitness tracking apps
- Ability to save favorite workouts
In-app purchases
Workout Trainer AI
- PRO+ Monthly Subscription7 Days trial$6.991 Month
- Monthly PRO+14 Days trial$9.991 Month
- Annual PRO+7 Days trial$59.991 Year
- 3 Months PRO Access (60% off!!!)$9.99
- 6 Pack Toned Abs$9.99
- Fit, Flex & Fierce$9.99
Show 5 moreShow fewer
- Slim & Trim Bootcamp$9.99
- Lose It. Tone It!$9.99
- Bikini Beach Babe$9.99
- 1 Year PRO Access (60% off!!!)$19.99
- 1 Year Membership of PRO+$59.99
HIIT
- Lock-in our cheapest price!3 Days trial$2.997 Days
- 7M Pro$2.997 Days
- Get Yearly Premium!$9.991 Year
Show 8 moreShow fewer
- Interval Timer Pro + Workouts$12.991 Month
- Interval Timer X premium7 Days trial$19.993 Months
- 7M Pro$19.993 Months
- Get Monthly Premium!$19.991 Month
- Get Yearly Premium!$19.991 Year
- Interval Timer X premium$29.991 Year
- 7M Pro7 Days trial$29.991 Year
- Interval Timer Pro + Workouts7 Days trial$39.991 Year
Questions
Is Workout Trainer AI free?
Is HIIT free?
Which has better reviews, Workout Trainer AI or HIIT?
Do Workout Trainer AI or HIIT have ads?
Which is updated more often, Workout Trainer AI or HIIT?
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