Gain vs SelfOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gain
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Gain is a simple, clean, focused workout tracker that helps you log your training, see your progress, and stay consistent. TRACK WORKOUT Log every set in seconds — weight, reps, and rest, all in one tap. A simple, distraction-free interface keeps you focused on your training, not your phone. LOCK SCREEN TRACKING Your active workout stays visible right on your Lock Screen and Dynamic Island via Live Activity. See your current exercise, set goal, and rest timer at a glance, and mark sets as done without unlocking your phone. INTERACTIVE CHARTS Visualize your gains over time. Track max weight, volume, and personal records with interactive charts that show exactly how far you've come. PROGRAMS Build your own training programs, follow a plan, and jump straight into your next workout — no guesswork, no setup each time. CALENDAR Tap any day to review past workouts and see your consistency at a glance — a simple way to stay motivated and on track. TRACK YOUR WEIGHT Log your body weight and monitor your changes over time, synced with Apple Health. YOUR DATA, YOUR DEVICE Your training data is personal — how hard you push, how you're progressing, your body weight over time. With Gain, that data belongs to you alone. Everything stays on your devices and syncs only through your own private iCloud account. No accounts, no analytics, no third parties — privacy isn't an afterthought, it's built into how Gain works. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
SelfOS
Organize your daily life with a unique visual planner. Track tasks, goals, habits, and shopping lists while nurturing a virtual bonsai tree that grows with your consistency. Enjoy a beautiful, ad-free experience designed for structure without stress.
- Self Care Tree visual progress tracker
- Daily task planner with timeline view
- Goal tracker with photo motivation
- Habit tracker with custom schedules
- Smart shopping lists by category
- Adaptive smart reminders
- Calendar view for tasks and habits
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SelfOS brings your whole day into one calm place — self-care and productivity, together at last. A BONSAI THAT GROWS WITH YOU Plant your tree on day one. Every day you show up — a glass of water, a completed task, a good night's sleep — it grows: new stages, fireflies and blooming. ON YOUR HOME SCREEN New: widgets. Your bonsai with its streak, water with a +1 glass button, today's meals, sleep, activity, a Today list where you tick tasks and habits right on the screen, and a custom widget you assemble yourself. YOUR HEALTH, IN FULL • Watch and tracker sync — sleep with stages, workouts and steps arrive on their own through Apple Health • Water — one-tap glasses, daily goal, gentle reminders • Nutrition — calories and nutrients, barcode scanner, your own dishes and favorites, a fair calorie goal that counts your steps and workouts (food search powered by FatSecret) • Sleep — duration and stages, a sleep score, night heart rate, HRV, breathing and blood oxygen, notes and trends • Activity — steps, workouts, active minutes YOUR DAY, IN ORDER • Daily tasks with subtasks, time blocks and repeats • Goals with steps, deadlines and photo covers • Calendar import — events from your phone become daily tasks, up to 30 days ahead with auto-refresh • Habit categories with daily check-ins and schedules • Shopping lists that sync into your day SEE THE WHOLE STORY • Weekly and monthly stats for every module • Calendar: open any date and see the full picture of that day • Full Data Report — export your story PRIVATE BY DESIGN Your data lives on your phone. No account required, no ads, no tracking. Health data never leaves your device. Anonymous crash and usage statistics only — and you can turn that off with one switch. Before changing phones, save a backup file in Profile → Export data. PREMIUM Free forever: all 8 modules with generous limits, the full bonsai story and all widgets. Premium unlocks unlimited tasks, goals, habits and lists, repeating tasks, sleep details with the sleep score, detailed nutrients, photo backgrounds, calendar import on autopilot, health widgets in the calendar, data export and more. 7-day free trial on the yearly plan. Monthly, yearly or one-time lifetime purchase — subscriptions auto-renew, cancel anytime in Settings. Care first — focus follows. SelfOS is not a medical device and does not diagnose, treat, cure, or prevent any medical condition. Consult a healthcare professional before starting a diet or exercise program. Terms: https://selfosapp.com/terms-of-use.html Privacy: https://selfosapp.com/privacy-policy.html
Screenshots
Verdict
The clearest difference is update cadence: Gain at every 3 days against SelfOS's every 2 weeks. SelfOS's advantage is iOS requirement (16.0 vs 26.1). On price, ads, in-app purchases and device support 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. Gain sells 3 in-app purchases, starting at $1.99 per month and SelfOS sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Gain ships an update every 3 days, SelfOS every 2 weeks. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.
| Parameter | Gain | SelfOS |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone |
| Requires iOS | 26.1 | 16.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 38 MB |
| Age rating | 17+ | 12+ |
| Developer | Bohdan Dmytruk | Viktoriia Smyrnova |
In-app purchases
Gain
- Gain Plus Monthly$1.991 Month
- Gain Plus Yearly$19.991 Year
- Gain Plus Lifetime$49.99
SelfOS
- Monthly Premium$4.991 Month
- Annual Subscription7 Days trial$29.991 Year
- Lifetime Premium$79.99









