OTOKAI vs Counterpoint Dojo
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
OTOKAI
Engage your mind and brain with music through interactive listening, creative expression, and social connection. This app encourages active participation by comparing tracks, articulating feelings, and combining music with photos or videos. It fosters cognitive health and social well-being in a private environment.
- Interactive music listening
- Create music and photo/video combinations
- Closed social network for sharing
- Brain activity enhancement
- Daily brain health habit
- Private and safe environment
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OTOKAI is an app designed to help you keep both your mind and brain active by enjoying music, using your brain, and staying connected with family and friends. Rather than simply listening to music, OTOKAI encourages you to compare different tracks, make choices, and put what you feel into words. You can also combine music with photos or videos to create your own works. Through the music you enjoy, OTOKAI helps you build a natural habit of using your brain. OTOKAI also includes a closed social network where you can share your creations and thoughts with family and friends. In a safe and private environment, you can stay connected with the people who matter to you and enjoy conversations and shared experiences. Social interaction can support not only emotional well-being, but also the maintenance of cognitive function. The music featured in OTOKAI uses MusicTGA, Amadeus Codeโs proprietary technology developed through years of research into the structural patterns of hit songs. By providing a music experience that naturally makes you want to keep listening, OTOKAI supports brain activity while making the experience enjoyable. OTOKAI is designed as a daily brain health habit aimed at helping maintain cognitive function. In our first pilot study, continued participation was associated with improvements in frontal lobe function among older adults. https://otokai.jp/en/specialist/ Music for a healthier mind and brain. Start your daily brain health routine with OTOKAI.
Counterpoint Dojo
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Counterpoint Dojo is a learning app for studying the relationship between independent melodic lines through explanations, playable scores, and writing exercises. FEATURES - Introductory lessons and the five species of Fux-style counterpoint - Additional lessons on melodic writing, suspensions, minor mode, three voices, free counterpoint, imitation, and canon - Play every teaching example and listen to the voices together - Write notes into guided exercises and check the specified conditions - Save completed attempts and replay them later - Review rule violations in the five-species exercises VERSION 1.1 - Added seven advanced lessons with newly created teaching examples - Added twelve guided writing exercises - Added attempt history for reviewing past work PLEASE NOTE The app interface and lesson text are currently in Japanese. Exercise evaluation checks the stated conditions and rules; it does not judge the artistic quality of a composition.
Screenshots
Verdict
The clearest difference is update cadence: OTOKAI at weekly against Counterpoint Dojo's monthly. OTOKAI also leads on iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
OTOKAI ships an update weekly, Counterpoint Dojo monthly. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.
| Parameter | OTOKAI | Counterpoint Dojo |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | โ |
| Update frequency | Weekly โ better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.5 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 93 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Amadeus Code Inc. | Naoki Chiba |
In-app purchases
OTOKAI
No in-app purchases
Counterpoint Dojo
No in-app purchases
Questions
Is OTOKAI free?
Is Counterpoint Dojo free?
Do OTOKAI or Counterpoint Dojo have ads?
Which is updated more often, OTOKAI or Counterpoint Dojo?
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