# KotoTunings vs MiMi

The clearest difference is price: MiMi at Free against KotoTunings's $8.99. MiMi also leads on update cadence (every 5 weeks vs every 5 months) and review sentiment (71% vs 56%). KotoTunings's advantage is in-app purchases (none vs 6). On rating, ads, device support and iOS requirement there is nothing between them.

MiMi is free to download; KotoTunings costs $8.99 up front. MiMi sells 6 one-off in-app purchases. KotoTunings asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for KotoTunings against 5.0 for MiMi. That said, the two scores are not equally well evidenced: MiMi has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 56% of KotoTunings's written reviews are positive against 71% of MiMi's.

KotoTunings ships an update every 5 months, MiMi every 5 weeks. The most recent releases landed on October 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | KotoTunings | MiMi |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/kototunings/id380669286/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/mimi/id1494074422/reviews) |
| Number of ratings | 1 | **10** |
| Positive reviews | 55.6% of reviews | **70.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 36 MB | 11 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Oliver Grimm](https://appshunter.io/developer/380669289) | [Mimi Incorporated](https://appshunter.io/developer/1507163726) |

## What reviewers say

### KotoTunings

[App page](https://appshunter.io/ios/app/kototunings/id380669286)

Explore traditional Japanese Koto tunings with this intuitive app. It features 26 authentic tunings, a user-friendly interface, and interactive displays to help you learn and play.

**Highlights:** 26 traditional Koto tunings, Authentic Koto sound recordings, User-friendly interface, Interactive pitch display, String representation with plucked sound, Japanese character string numbers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### MiMi

[App page](https://appshunter.io/ios/app/mimi/id1494074422)

Experience high-quality audio dramas with captivating stories, charming characters, and romantic plots. This app offers a wonderland of sound, perfect for passing the time or finding comfort on sleepless nights. New popular audio dramas are continuously added.

**Highlights:** Popular audio dramas, Captivating stories, Charming characters, Romantic plots, Voice acting, New content added

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 120 Mポイント | $0.99 | one-time |
| 370 Mポイント | $2.99 | one-time |
| 1100 Mポイント | $9.99 | one-time |
| 2080 Mポイント | $17.99 | one-time |
| 4900 Mポイント | $39.99 | one-time |
| 10000 Mポイント | $79.99 | one-time |


## Frequently asked questions

### Is KotoTunings free?

KotoTunings costs $8.99, with no in-app purchases.

### Is MiMi free?

MiMi is free to download, with in-app purchases available.

### Which has better reviews, KotoTunings or MiMi?

KotoTunings and MiMi are both rated 5.0 out of 5 on the App Store, from 1 and 10 ratings respectively.

### Do KotoTunings or MiMi have ads?

Neither KotoTunings nor MiMi shows ads.

### Which is updated more often, KotoTunings or MiMi?

KotoTunings ships an update every 5 months, and MiMi every 5 weeks. Most recently, KotoTunings was updated on October 9, 2026 and MiMi on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*