Rhylm vs StretchTurtle
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Rhylm
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Rhylm is a beautifully crafted ambient audio application designed to enhance your focus, relaxation, and sleep. Created with the dual perspective of a musician and an engineer, Rhylm prioritizes audio fidelity and aesthetic minimalism. FEATURES - High Quality Soundscapes Immerse yourself in carefully tuned textures. From the deep resonance of Brown Noise to the soothing consistency of White Noise, every sound is engineered to mask distractions. Music Composed by Developer - Enjoy exclusive ambient tracks composed to blend seamlessly with your environment. Developer himself is an audio engineer and composer, and will continue to bring in newly crafted soundscapes as time goes by. Timer, Breathe and More - Breathe in the rhythm of nature, track your time to focus using the timer. Relax or be efficient, Rhylm offers both. Seamless Experience - Audio continues in the background or when your screen is locked, allowing you to work, read, or rest without interruption. Distraction Free - Rhylm is born to keep you away from distractions, and everything in Rhylm endeavours to achieve that. No ads, no information tracking. Entering Rhylm means entering a zone where you can be confident about your control. Your Privacy is Respected - Your privacy matters to me, and Rhylm is just like all other apps I made, Rhylm does not collect, store, or share any personal user data. All processing happens locally on your device. --- Rhylm, Developed with Love by Zixiang Zhang(Alexxon). --- Privacy Policy: https://www.zixiangzhang.com/apps/Rhylm/rhylmPrivacy.html Support: https://www.zixiangzhang.com/apps/Rhylm/user-manual.html Β© 2026 Zixiang Zhang. All rights reserved.
StretchTurtle
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StretchTurtle makes you do a real neck stretch before you can open Instagram, YouTube, games, or any app you pick. [Who it's for] β’ You're glued to your phone and your neck pays for it β’ You want to fix text neck but willpower isn't enough β’ You want to pause before doomscrolling [How it works] 1. Pick the apps you want to lock (Instagram, YouTube, games...) 2. Try to open a locked app β a neck stretch mission appears 3. Your camera checks your posture β finish the stretch, the app opens 4. Every 15 to 60 minutes of use, you stretch again [5 stretching routines] β’ Left-right swing β’ Up-down nod β’ Full rotation β’ Quick shake β’ Deep stretch [No skip button] There's no "skip" β you actually have to stretch. That's the whole point of StretchTurtle. [Track your progress] β’ Today's stretch count β’ Streak days β’ Level up from egg to legendary turtle [Supported languages] Korean, English, Japanese Your camera runs entirely on-device (MediaPipe). No images or video ever leave your phone.
Screenshots
Verdict
The clearest difference is iOS requirement: StretchTurtle at 16.0 against Rhylm's 18.6. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Rhylm | StretchTurtle |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | β |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Mac, Apple Watch β better | iPhone, iPad |
| Requires iOS | 18.6 | 16.0 β better |
| Further details β not scored | ||
| Size | 66 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Zixiang Zhang | Tae Wook Kim |
In-app purchases
Rhylm
No in-app purchases
StretchTurtle
No in-app purchases









