CoreWeight vs Repfolio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CoreWeight
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CoreWeight — Everything You Need to Track Your Training. CoreWeight is a complete workout log for iPhone, iPad, Mac, and Apple Watch. Track strength training, cardio, body weight, body measurements, progress photos, personal records, and more — all in one place. Log your workouts quickly, review your progress with detailed charts, and stay motivated with goals and personal records. CoreWeight also includes a built-in HIIT & Tabata timer, photo comparisons, CSV import, and seamless iCloud sync across your Apple devices. KEY FEATURES • Quickly log exercises, sets, reps, and weight with minimal taps • Create workout menus and routines, or easily repeat previous workouts • Track training volume, estimated 1RM, body weight, body fat percentage, body measurements, heart rate zones, and more • Visualize your progress with detailed charts • Set goals and automatically track personal records • Compare Before & After photos side by side or with an overlay • Export progress photos as transition videos • Built-in HIIT & Tabata interval timer with customizable preparation, work, rest, and round settings • Sync your data across iPhone, iPad, Mac, and Apple Watch with iCloud • Import your existing workout history from CSV files • Create custom tracking fields and units • Share workouts and personal records with a single tap • Generate AI-ready prompts based on your recent training data IPHONE DUO Works on iPhone Duo. On the wide inner display, see your log, graphs and timer at a larger size. FREE VERSION & LIFETIME LICENSE All CoreWeight features are available for free. The free iPhone and iPad versions display a banner ad on the Home screen. A one-time Lifetime License removes ads and lets you use CoreWeight without restrictions. The Mac version is ad-free. PRIVACY Your workout history, body measurements, and photos are stored on your device and in your own iCloud account. No CoreWeight account or login is required. Google AdMob is used only to display ads in the free iPhone and iPad versions. By using this app, you agree to Apple’s Standard End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.vision-structure.com/coreweight/privacy/
Repfolio
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Repfolio is a workout log for people who train at the gym. From your records, it shows where your strength stands now and what to do next. ■ See your current strength on a graph ・Automatically calculates e1RM (estimated one-rep max) from your sets ・Track e1RM, heaviest weight, and total volume for each exercise on graphs ■ Workout suggestions backed by scientific evidence ・Non-linear periodization: chooses a volume day, heavy day, or recovery day based on your last session ・Progressive overload: once every main set reaches the top of your rep range, the next session moves up a weight; until then, reps go up one at a time ・Check the calculation methods and the studies behind them in the app at any time ■ RIR recorded as standard ・After each set, just tap how many more reps you had left (RIR) ・Based on how much you had left, the app suggests the weight, reps, and rest for your next set. You decide whether to use it ■ Review everything you have built up ・Total training days, total weight lifted, and a calendar ・Look back at your past records at any time ■ Ai builds your habit with a psychology-based approach ・After training, review today's results and your next session with Ai, your training companion ・When you set a personal best, Ai celebrates with you ■ Apple Health (optional) ・Read your body weight from Apple Health, for bodyweight exercises and suggestions ・Nothing is written to Health, and the weight is never used for ads or analytics ■ Your records, protected ・Completed workouts are also saved on our server ・Sign in with Apple (optional) to take your records with you when you change devices ・Delete your account and data from within the app at any time Every feature is free. Record weights in kilograms (kg) or pounds (lb); switch any time in Settings. Suggestions and numbers are research-based guides and do not guarantee individual results. This app is not intended for medical decisions, diagnosis, treatment, or injury assessment. If you feel pain or are unwell, stop exercising and consult a professional as needed.
Screenshots
Verdict
The clearest difference is in-app purchases: Repfolio at none against CoreWeight's 3. Repfolio also leads on iOS requirement (16.4 vs 18.0). CoreWeight's advantage is device support (4 vs 1). On price, update cadence and ads 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. CoreWeight sells 3 in-app purchases, starting at $1.99 per month. Repfolio asks for nothing beyond the download.
CoreWeight ships an update every 9 days, Repfolio weekly. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.
| Parameter | CoreWeight | Repfolio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | Weekly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone |
| Requires iOS | 18.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 23 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Hiroomi Kubo | Daisuke Sakurada |
In-app purchases
CoreWeight
- Monthly Membership$1.991 Month
- Annual Membership$9.991 Year
- Lifetime License$4.99
Repfolio
No in-app purchases









