Crab the beat vs OpenScore
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Crab the beat
This app acts as a practice partner beyond a simple metronome, utilizing vibrations on your fingertips and Apple Watch to feel the rhythm. It features a focus mode that gradually increases tempo to enhance immersion and allows for seamless metronome playback even in the background.
- Seamless metronome playback
- Apple Watch vibration feedback
- Gradual tempo increase in focus mode
- Background operation
- Rhythm feeling through vibration
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OpenScore
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Open your sheet music and focus on playing. OpenScore brings score management, annotation, page turning, and practice tracking together in one app. From daily practice to stage preparation, open the music you need on iPhone and iPad. β’ Import PDFs and photos of your scores, or capture paper sheet music with the camera. Arrange your pieces into setlists so the music you need for practice and performance comes up in order. β’ Mark fingerings, expression, and tricky spots with freehand notes and the highlighter. Keep what you learned in your lesson and noticed while practicing right on the page. β’ Turn to the next page with a wink or a nod. Keep reading even while both hands are on the instrument. β’ Set your tempo with the metronome and record your playing. Listen back to find what to polish in your next session. β’ Check your practice time by piece and your daily history. Look back on the practice you've built up and shape a routine of your own. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Crab the beat at none against OpenScore's 2. OpenScore's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. OpenScore sells 2 in-app purchases, starting at $12.99 per year. Crab the beat asks for nothing beyond the download.
Crab the beat ships an update every 3 weeks, OpenScore every 5 days. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.
| Parameter | Crab the beat | OpenScore |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 3 weeks | Every 5 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Monetization | Free | β |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 β better |
| Further details β not scored | ||
| Size | 5 MB | 103 MB |
| Age rating | 4+ | 4+ |
| Developer | hyeonseok bang | Nemo Studio (KR) |
In-app purchases
Crab the beat
No in-app purchases
OpenScore
- Pro3 Days trial$12.991 Year
- Plus$19.99
Questions
Is Crab the beat free?
Is OpenScore free?
Do Crab the beat or OpenScore have ads?
Which is updated more often, Crab the beat or OpenScore?
Other comparisons
