GainLog vs Skill
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
GainLog
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GainLog is a workout tracker built for people who actually lift. No flashy animations. No AI coaches. No social feeds. No subscriptions. Just a straightforward tool to log your workouts and track your progress over time. BUILT FOR FLEXIBILITY Everyone trains differently. GainLog lets you start a workout and add exactly the exercises you want, in any order โ no templates to set up first. Whether you follow a strict program or freestyle your sessions, the app adapts to you, not the other way around. KEY FEATURES - Log workouts freely โ add any exercise from your library on the fly - Build your own exercise library, organized by muscle group (Chest, Back, Shoulders, Arms, Legs, Core) - Track sets, reps, and weight for every exercise - Rate your form (Meh, Good, Perfect) to track more than just numbers - View progress charts showing your strength gains over time, per exercise - See your previous workout data right below each exercise โ never forget where you left off - Add personal notes and form cues to any exercise - Auto-save drafts so you never lose an in-progress workout - Performance Evolution view โ filter your whole training history by muscle group - At-a-glance home stats: workouts per week, strength trajectory, and muscle group progress - Export all your data to CSV anytime - Import data from CSV backups, including backups from older versions of the app YOUR DATA, YOUR CONTROL All your workout data stays on your device. There are no accounts to create, no cloud syncing, and no servers collecting your information. Want a backup? Export to CSV with one tap. Moving to a new phone? Import your data right back in. DESIGNED FOR THE GYM Quick input fields let you log sets fast between exercises. The interface stays out of your way so you can focus on your workout, not your phone. Jump between exercises with a tap, and let the app remember your position if you need to check something else. WHO THIS APP IS FOR - Strength trainers who want a simple logbook - People tired of bloated fitness apps with features they'll never use - Anyone who values owning their own data - Lifters who know what they're doing and just need a place to track it GainLog does one thing well: it helps you track your workouts with zero friction. If that's what you're looking for, welcome aboard.
Skill
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Your roadmap from beginner to advanced calisthenics. Ever wanted to learn a muscle-up, planche, or human flag but had no idea where to start? Skill Flow maps out every step of the journey on a visual, interactive skill tree โ so you always know what to train next. How it works: Tap any skill to see what it is, what prerequisites you need, and where it leads. Pinch and pan across the full skill graph to explore progressions across pushups, pullups, dips, handstands, core, and back movements โ from dead hangs all the way to the iron cross and maltese. Track your progress: Mark skills as achieved, set target skills you're working toward, and log personal bests โ reps for dynamic moves, hold times for statics. Your profile keeps a clear snapshot of where you are and what's next. Train smarter: Not strong enough for a skill yet? Skill Flow tells you when negative training can help โ work the eccentric portion of a movement to build the strength you need for the full version. Features: -Interactive skill tree with 50+ calisthenics skills -Tap any skill for descriptions, prerequisites, and progressions -Track personal bests (reps and hold times) -Target skills and see the path to get there -Search to jump to any skill instantly -Gear requirements for each skill (bar, rings, parallel bars, etc.) -Covers 6 major categories: pushups, pullups, dips, handstands, core, and back -Free to browse the entire skill tree โ no account required Whether you're just starting with body weight fitness or chasing elite skills, Skill Flow gives you the map. You bring the work.
Screenshots
Verdict
The clearest difference is update cadence: Skill at daily against GainLog's every 8 months. Skill also leads on iOS requirement (15.1 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GainLog ships an update every 8 months, Skill daily. The most recent releases landed on September 30, 2026 and September 22, 2026 respectively.
| Parameter | GainLog | Skill |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Daily โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 26.1 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 10 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Woodvine | Jonathan Mesa |
In-app purchases
GainLog
No in-app purchases
Skill
No in-app purchases









