Reyong vs Chet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Reyong
Experience the authentic sounds of a Balinese Gamelan Gong Kebyar on your iPhone or iPad. This app replicates the playing experience of a Reyong, a row of 12 gongs, with a focus on ultra-low latency audio and high-quality visuals. Explore detailed instrument views and customizable notation displays.
- Authentic sampled sound bank
- Realistic playing experience simulation
- Ultra-low latency audio playback
- High-quality instrument photos
- Zoomable detailed views
- Customizable cipher notation display
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World's first iPhone/iPad implementation of the main instruments of a Balinese Gamelan Gong Kebyar! A Reyong is a row of 12 gongs or kettles mounted on a frame, and is played by four players in the Balinese Gamelan Gong Kebyar. It plays the interlocking or kotekan parts and also marks the music by the patterns it plays. * Authentic sound bank sampled directly from real instruments * User interaction designed to replicate true playing experience * Playing sound can be stopped --- essential for Gamelan! * High-quality photos showcasing real instruments * Optimized for ultra-low latency audio playback * Zoomable views for detailed instrument exploration * Customizable display of cipher notations to suit your preferences * Completely ad-free for uninterrupted enjoyment
Chet
Develop your musical ear and master music theory with interactive games and exercises. Learn at your own pace, identify music concepts, and practice with virtual instruments. Track your progress and compete globally to become a more confident and versatile musician.
- Identify music theory concepts
- Call and response exercises
- Virtual piano, guitar, bass
- Guided learning paths
- Intervals, scales, chords exercises
- Global leaderboards
- Spaced repetition practice
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Chet is a music education app with a focus on ear training and music theory. Learn at your own pace, play musical games, and compete against others from around the world! Using Chet helps you to become a more well-rounded, versatile musician. With a trained ear, you can learn songs more quickly, play with others more easily and feel confident in your overall musical abilities! Features: - Multiple choice questions that challenge you to identify music theory concepts. - Call and response questions using a virtual piano, guitar, or bass. - MIDI compatible... so plug in your MIDI keyboard if you have one! - Guided learning paths for beginner and intermediate users. - A library of exercises including intervals, scales, arpeggios, chords, progressions, tonal sequences, famous tunes, and atonal sequences. - Challenge games with competitive global leaderboards. - Professionally recorded music performed by world-class musicians. - A variety of musical genres including jazz, classical, pop and more. - A practice mode that uses spaced repetition. - Sign in to track your progress and compete with other musicians. - Never run out of ways to keep learning with regular updates and new content.
Screenshots
Verdict
The clearest difference is price: Chet at Free against Reyong's $5.99. Chet also leads on update cadence (every 5 weeks vs every 20 months) and ratings volume (2.4K vs 1). Reyong's advantage is rating (5.0 vs 4.8). On review sentiment, ads, in-app purchases and device support 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
Chet is free to download; Reyong costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Reyong holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Chet has 2.4K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Reyong's written reviews are positive against 96% of Chet's.
Reyong ships an update every 20 months, Chet every 5 weeks. The most recent releases landed on October 22, 2026 and October 29, 2026 respectively.
| Parameter | Reyong | Chet |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 4.8 (2.4K ratings) |
| Positive reviews | 100.0% of reviews — better | 96.0% of reviews |
| Number of ratings | 1 | 2.4K — better |
| Update frequency | Every 20 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 29 MB | 117 MB |
| Age rating | 4+ | 4+ |
| Developer | emacsian Company Limited | Ensemble Education |
Customer experience
Reyong
Chet
Bugs and requests
Reyong
Not enough reviews yet to summarise bugs or requests.
Chet
Reported bugs
3 issues- App not loading or freezing
- Incorrect labeling of intervals
- Timed exercises not functioning properly
Requested features
7 requests- Add Chinese language support
- Incorporate guitar-specific exercises
- Introduce a hands-free mode
- Reinstate the previous practice mode
- Expand the range of musical genres and styles
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- Add an option to change the tonic note
- Introduce a daily streak feature
In-app purchases
Reyong
No in-app purchases
Chet
No in-app purchases









