Intensity vs Strongify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Intensity
This app helps you optimize your training for progression by tracking your strength and progress. It offers a user-friendly interface for planning and logging workouts, with in-depth stats, custom goals, and personal record tracking.
- Workout planning and logging
- In-depth training statistics
- Customizable goals and personal records
- Support for popular powerlifting programs
- AI program generation
- Cloud sync across platforms
- Apple Watch app
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An ad free workout tracking app to optimize your training for progression. Intensity is focused on getting you better than you were yesterday. Intensity has an interface that makes tracking easy. Plan an entire workout in advance, or log it as you go. Designed for progression, it has everything you need right at your finger tips. This includes in-depth stats to identify trends in your training, custom goals to push you to progress, and the ability to easily view your personal records. Intensity includes popular powerlifting programs such as 5/3/1, Starting Strength, Stronglifts 5x5, The Texas Method, Smolov, Scheiko, The Juggernaut Method, GZCL, Candito programs, Kizen programs, and practically every other popular powerlifting program you can think of. If you can't find what you are looking for, you can build your own programs, customize existing programs, import programs, or use AI to generate a program. With your workouts stored securely in the cloud, access your data whenever you need it. You can access your data on all major platforms. Apple Watch app to access your workouts with or without your iPhone You can import data from popular apps such as Strong, Hevy, FitNotes, and Stronglifts 5x5. You can also export all your workouts for further analysis. Intensity includes social features where you can add your friends, share workouts, and compete on the leaderboard. Other features include: • Sync your workouts with Apple Health • Timer & stopwatch • Interval timer • Bodyweight tracker • 1RM calculator • Plate calculator with custom plate settings • IPF-GL, Wilks, and DOTS calculator • Warmup calculator with the ability to add custom warmup methods • Light/dark mode • Supports multiple languages Use Intensity as the ultimate tracking tool that will last you your entire lifting lifetime. Intensity is free to download and use. Should you choose to upgrade to Intensity Premium, we offer an auto-renewing subscription option for $2.99USD/month, an auto-renewing subscription option for $17.99USD/year, and one singular payment option for $34.99USD: Payment will be charged to your credit card through your iTunes account at confirmation of purchase. Subscription renews automatically unless cancelled at least 24 hours prior to the end of the subscription period. There is no increase in price when renewing. Subscriptions can be managed and auto-renewal turned off in Account Settings in iTunes after purchase. Once purchased, refunds will not be provided for any unused portion of the term. Read our full Terms of Service and our Privacy Policy at https://www.intensityapp.com/terms-conditions and https://www.intensityapp.com/privacy-policy.
Strongify
Easily log your weightlifting sessions by recording reps and weight lifted. Customize exercises and routines, then track your progress over time with motivating charts and a workout calendar. Share your achievements on social media.
- Log reps and weight in few taps
- Create custom routines and exercises
- Track progress with charts
- Workout calendar view
- Share workouts on social media
- Support for time-based exercises
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Meet Strongify, the easiest workout tracker app. Enter the number of reps and the weight you lifted in just a few taps. Create any exercise and track your progress over time. Set up now the gym routine you deserve. EASY You can name your routines and exercises as you want. Don't spend that much time trying to find the official (long and boring) name of your workout in an endless list of exercises. Create a routine, create an exercise in it, and you are ready to go! You know what needs to be done for your body, and an app shouldn't make it difficult FAST Tracking your progress should be fast. In fact, Strongify does it in a few taps only! Are you going to the gym to look at your workout app? We don't think so! That's why Strongify will remember the last weight and reps you entered, which makes adding a workout fast and convenient. Focus on the gains; we take care of the rest. STAY MOTIVATED Check your progress over time with our charts. Nothing is more motivating than seeing your own improvement. Every time you go to the gym, you will know how well you performed last time. Outperform yourself week after week. SHARE YOUR SUCCESSES Share your workout with your social networks. You can also directly add them to your Instagram Story! We think you should be proud of what you accomplish (especially if you broke your previous bench press max weight). Share that with style with our different cards: - Total volume lifted - Best set - Progress over time - Reps Only - Duration TIME-BASED EXERCISES You can also track your planks, stretching exercises, or yoga sessions. CALENDAR Another way to get motivated is to see how often you've worked out this week or month. We included a calendar that shows exactly that. You can quickly overview your past workouts and see exactly what exercises you performed on a specific day. THEMES Everyone has different tastes, we are totally fine if you don't like the default theme. That's why we included others. Prefer pink? Maybe black? We've got you covered! APP FEATURES: - Easy and simple UI - Fast, no more wasted time at the gym - Efficient tracking of your workout - Log your reps and weight in a few taps. - Create any custom routines you want - Support for imperial and metric units - Track your progress - Get relevant stats on your progress - Multiple charts - Reach your fitness goals - Analyze your performance - Share your workout on your Instagram Story - See all your past workouts on a calendar - Try themes before trying the Premium version - Get your dream body A note from the developer: I could never remember how much weight I lifted during my previous workouts. I wanted an easy way to track my workouts without spending too much time on it. I tried to create a simple, yet effective way to track my progress without bloating the app with useless features; I hope you like it! Feel free to consult our privacy policy here: https://astrochimp.framer.website/privacy and our terms of use here: https://astrochimp.framer.website/terms Keep it Strong!
Screenshots
Verdict
The clearest difference is update cadence: Strongify at every 8 days against Intensity's every 4 weeks. Intensity's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 17.0). 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
Both are free to download. Intensity sells 3 in-app purchases, starting at $2.99 per month and Strongify sells 6 in-app purchases, starting at $4.99 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 — 4.5 for Intensity against 4.5 for Strongify. Both are backed by a comparable volume of ratings — 180 and 280 respectively. Written reviews are what separate them: 64% of Intensity's written reviews are positive against 72% of Strongify's.
Intensity ships an update every 4 weeks, Strongify every 8 days. The most recent releases landed on September 6, 2026 and August 11, 2026 respectively.
| Parameter | Intensity | Strongify |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (180 ratings) — better | 4.5 (280 ratings) |
| Positive reviews | 64.2% of reviews | 72.0% of reviews — better |
| Number of ratings | 180 | 280 — better |
| Update frequency | Every 4 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 44 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Taylor Hamling | Astrochimp SRL |
Customer experience
Intensity
Strongify
User reviews
Intensity
From 180 App Store ratingsWhat we love
- 👍 Simple and easy to use
- 💪 Great for tracking lifts
- 💡 Highly customizable
- 🚀 Efficient workout logging
- ✅ Comprehensive exercise database
Room to improve
- 🐛 Frequent bugs and crashes
- 📉 Data loss issues
- ⚠️ Inconsistent metric units (kg/lb)
- ❌ Unusable after recent updates
- 🖱️ Touch input latency
Strongify
From 280 App Store ratingsWhat we love
- 👍 Simple and easy to use
- 🚀 Smooth and clean interface
- 💡 Customizable workouts
- 👍 Helpful for tracking progress
- 👍 Great for basic workout tracking needs
Room to improve
- 🐛 Bugs causing data loss after updates
- 🔍 Lack of advanced features (e.g., notes, folders, custom exercise library)
- 🔍 Limited data visualization and reporting
- 🔍 Inability to change measurement units within the app
Bugs and requests
Intensity
Reported bugs
25 issues- Workouts not saving
- App randomly closes
- Metrics shifting between kg and lb
- App crashes with 'Unable to Load App' error
- Workout diary not accurately tracking days
Show 20 moreShow fewer
- App freezes/crashes and deletes logged workouts
- Buttons overlapping or disappearing
- App navigates to random dates during logging
- Annoying red bar covering exercises
- Deleted all data after update
- Sets not being saved
- Updates to weight/reps not saved
- Erasing parts of previous workouts
- App requests clipboard access
- New update causes app to lock up
- Search bar not bringing up past exercises
- Pop-up about settings not working
- App stops registering taps in correct locations
- App not responding to taps
- Losing training notes after updates
- Sets disappearing after adding
- Diary not showing logged workouts
- Resetting diary not possible
- Units converting incorrectly
- Workouts being erased
Requested features
11 requests- Add widgets
- Dark mode option
- Display RPE on main screen
- Track RPE with every set
- Abbreviate drop sets/super sets
Show 6 moreShow fewer
- CSV interop with Excel
- Rest timer during set updates
- Copy diary option
- Optimized for iPhone X screen
- Plate calculator more accessible
- Offline mode
Strongify
Reported bugs
4 issues- Workout data getting deleted after updates
- Scrolling issues and screen freezes
- Inconsistent Apple Watch integration
- Incorrect workout data display
Requested features
6 requests- Add ability to pre-plan workouts
- Implement dark mode
- Improve Apple Watch integration
- Add notes section for each exercise
- Allow rearranging and organizing of exercises
Show 1 moreShow fewer
- Provide more comprehensive data tracking and visualization
In-app purchases
Intensity
- Intensity Premium$2.991 Month
- Intensity Premium Yearly$17.991 Year
- Intensity Lifetime Premium$34.99
Strongify
- Strongify Weekly Plan3 Days trial$4.997 Days
- Strongify Premium One Month$7.991 Month
- Strongify Annual Plan$24.991 Year
Show 1 moreShow fewer
- Strongify Premium One Year7 Days trial$29.991 Year
- Strongify Premium$8.99
- Lifetime Premium$49.99









