Slooma vs GRX
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Slooma
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Slooma is a professional sleep tracking app for iOS and Apple Watch. See exactly how you slept, why, and how to sleep better โ with deep, REM, light, and awake stages charted automatically. SLEEP TRACKING - Apple Watch: stages, heart rate, HRV, SpO2 during the night - Phone-only mode: motion-based stage estimation - Two-way sync with Apple Health - Restores an in-progress night after a phone restart SLEEP SCORE A 0-100 score combining duration, efficiency, continuity, stage balance, and physiology. INSIGHTS - Daily, weekly, monthly trends - Sleep debt and consistency score - Heart rate, HRV, SpO2 overlays AI SLEEP COACH (Pro) - Personalised morning tips - On-device Apple Foundation Models on iOS 26 - Your data never leaves your phone GENTLE SMART ALARM - Wakes you in light sleep within a 30-min window - Soft 30-second volume ramp - 9-min snooze SLEEP SOUNDS - White, pink, brown noise - Rain, ocean, fan, fireplace, wind, river, storm - Binaural delta and theta - Auto fade-out 5-90 min PRIVACY - All sleep data stays on your device - Optional encrypted iCloud sync - Never sold to third parties PRO - AI sleep coach - Snore and sleep-talk recording - Full sound library - Unlimited history - Advanced HRV trends - Sunrise wake-light - CSV / JSON export - Custom themes Cancel anytime in Apple ID settings. Slooma โ deeper sleep, calmer nights. Privacy Policy: https://solvydevelopment.com/slooma/privacy/en.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GRX
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100% offline. 100% private. Your data, yours forever. Your workouts do not need the internet. Your history does not need to live on a company's servers. And you do not need a subscription to keep using what is already yours. GRX is your workout planner, gym log and training journal. Build routines, record weights, sets and reps, and keep a lifetime of workout history. Pay once. Yours forever. No account. No subscription. No ads. TRAIN WITHOUT THE INTERNET At the gym, at home or wherever you are: build workouts, follow your routine, log each exercise and review your history offline. GRX works without GRX APIs, servers or an online account. Your training stays with you, on your device. PRIVACY COMES FIRST Your data belongs to you. Your workout history stays on your device without needing to be sent to GRX servers. No registration, public profile or social feed. Just you, your workouts and your progress. BUILD A ROUTINE OR LET THE ALGORITHM HELP Create your own workouts, choose exercises and organize your routine your way. Want a starting point? The built-in workout generation algorithm uses your preferences and the exercise catalog to create a routine. Everything runs in the app, without the internet or external AI services. Adjust your routine whenever you want. It is your workout. LOG EVERY SET Record weights, sets and reps for every exercise. Track what you actually did and check those numbers next time. Add notes about technique, machine settings, exercise variations and anything you want to remember for your next session. A LIFETIME OF WORKOUT HISTORY Every workout becomes part of your story. Review past sessions, see what you lifted and follow changes in your weights and reps over time. Your history stays available without monthly fees or a subscription to unlock your own records. SEE YOUR PROGRESS View your workouts and progress on your dashboard. Compare your records over time and use your history to plan what comes next. YOUR ROUTINE ON APPLE WATCH Take your routine to your wrist. View your workout plan and follow your exercises on Apple Watch as you train. ICLOUD WITH YOUR OWN ACCOUNT Use optional iCloud sync to keep your records across compatible devices through your own Apple account. It is your choice. Your workouts keep working offline, with your data on your device and no reliance on GRX servers. EXPORT YOUR DATA ANYTIME Your data is yours to take with you. With one button in settings, export your workout history, weights, sets and reps. Keep a copy, run your own analysis or use your records in other compatible apps. No permission to request. No payment to access what is yours. No lock-in to GRX. ONE PURCHASE. YOURS FOREVER. No monthly fees. No subscription. No ads. No account. No reliance on GRX APIs or servers to train. Your workouts. Your history. Your data. Offline, private and yours forever.
Screenshots
Verdict
The clearest difference is price: Slooma at Free against GRX's $0.99. GRX's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement 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
Slooma is free to download; GRX costs $0.99 up front. Slooma sells 3 in-app purchases, starting at $0.29 per month. GRX asks for nothing beyond the download.
| Parameter | Slooma | GRX |
|---|---|---|
| Price | Free โ better | $0.99 |
| Update frequency | Every 2 months | โ |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Requires iOS | 17.0 | 16.4 โ better |
| Further details โ not scored | ||
| Size | 70 MB | 128 MB |
| Age rating | 4+ | +4 |
| Developer | Furkan Ataman | Grx Labs Ltda |
In-app purchases
Slooma
- Slooma Pro Monthly7 Days trial$0.291 Month
- Slooma Pro Yearly7 Days trial$1.991 Year
- Slooma Pro Lifetime$4.99
GRX
No in-app purchases







