marble.fit vs Repgrit
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
marble.fit
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Marble is a private workout journal for fast logging, focused training, and clear progress. No account, ads, or third-party tracking. WRITE IT YOUR WAY Type or paste a workout in gym notation, bring in multi-day notes, or import a Hevy or Strong CSV. Scan handwritten workouts with on-device text recognition. When available, Apple Intelligence helps structure workout text on your device. Review exercises, sets, weights, reps, dates, rest, and notes before saving. Weights without a unit follow your kg or lb preference. Save an unfinished review and return to it later. Log the same typed workout on another day while keeping same-day duplicate protection. KEEP YOUR TRAINING MOVING - Log weights, reps, distance, time, RPE, rest, and notes - Repeat your last set or use Save + Next - Start and finish workout sessions - Search Workout History by workout or exercise and review a session before repeating it - Build weekly splits and reusable sprint prescriptions - Follow rest timers with a Live Activity and rest-complete alerts SEE YOUR PROGRESS - Track personal records, estimated one-rep max, weekly goals, and consistency - See your Top Exercises and the dates of your best lifts - Review Monthly Reports and Daily Highlights - Explore muscle-group, rep-range, effort, supplement, and calendar views - Record bodyweight or import it from Apple Health - Compare a lift's estimated strength relative to bodyweight - Browse attributed training quotes that fit your text size CONNECT WITH iOS Add a Weekly Goal widget, find exercises in Spotlight, and use Siri or Shortcuts to log sets and manage workout sessions. Open quick logging from supported Control Center, Lock Screen, or Action button controls. OPTIONAL APPLE HEALTH INTEGRATION Import Apple Health workouts, including workouts recorded by Apple Watch and Garmin apps that write to Health. Optionally export completed strength sessions to Apple Health. Health access is permission-based; you can use Marble without it. KEEP CONTROL OF YOUR DATA Your core training data is stored locally on your iPhone or iPad. Export and restore a portable JSON backup. Progress photos and videos stay on your device and are not included in those backup files. Marble has no account system or Marble-operated server. Apple Intelligence features require a compatible device, supported language, and Apple Intelligence availability. Workout notation and structured file imports can be reviewed without Apple Intelligence.
Repgrit
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Repgrit is a notes-first workout tracker for lifters who want to log fast in the gym and review clean training data later. Write your workout like a note: Bench Press 100kg x 5 100kg x 5 100kg x 4 RIR 2 Incline DB Press 32kg x 10 32kg x 9 Tap Analyze and Repgrit turns your workout notes into editable exercises, sets, reps, load, effort, and training history. BUILT FOR LIFTERS WHO - Want faster logging during sets - Prefer notes over rigid workout forms - Track progressive overload, PRs, and volume - Use shorthand, warmups, dropsets, RPE, RIR, and training notes - Want structure without giving up flexible workout notes WHAT YOU CAN DO - Log workouts manually for free - Analyze workout notes into editable sets - Review history for each exercise - Track volume, PRs, estimated strength, and training trends - See monthly reports and recovery signals - Use Pro for workout analyses on every workout Repgrit is a workout tracker first. AI helps with logging by turning workout notes into structured data you can check and edit before saving. FREE AND PRO Manual workout logging stays free. Free includes starter workout analyses and weekly workout analyses. Repgrit Pro is for lifters who want workout analyses on every session, plus advanced stats, reports, and Coach insights. SUBSCRIPTION Repgrit Pro is available as a monthly or yearly subscription. Prices may vary by region. Payment is charged to your Apple ID account. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. SUPPORT Questions or feedback? Email support@repgrit.com. Privacy Policy: https://repgrit.com/privacy Terms of Service: https://repgrit.com/terms DISCLAIMER Repgrit tracks physical exercise. It does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before starting a new exercise program.
Screenshots
Verdict
The clearest difference is in-app purchases: marble.fit at none against Repgrit's 2. marble.fit also leads on update cadence (fortnightly vs every 2 months). Repgrit's advantage is iOS requirement (17.0 vs 26.0). On price, ads 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. Repgrit sells 2 in-app purchases, starting at $6.99 per month. marble.fit asks for nothing beyond the download.
marble.fit ships an update fortnightly, Repgrit every 2 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | marble.fit | Repgrit |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly โ better | Every 2 months |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 26.0 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 10 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Lorenzo Quaid Sison | Denis Kobliha |
In-app purchases
marble.fit
No in-app purchases
Repgrit
- Repgrit Pro Monthly$6.991 Month
- Repgrit Pro Yearly$49.991 Year









