# RapMushi vs Boimero

The clearest difference is in-app purchases: RapMushi at none against Boimero's 4. RapMushi also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.1). Boimero's advantage is update cadence (daily vs every 66 months) and ratings volume (579 vs 25). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Boimero sells 4 in-app purchases, starting at $0.99 per month. RapMushi asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for RapMushi against 4.6 for Boimero. That said, the two scores are not equally well evidenced: Boimero has 579 ratings behind it against 25, so its average is the more settled of the two. Written reviews are what separate them: 95% of RapMushi's written reviews are positive against 88% of Boimero's.

RapMushi ships an update every 66 months, Boimero daily. Both last shipped on October 30, 2026.

## The numbers

| Metric | RapMushi | Boimero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (25 ratings)](https://appshunter.io/ios/app/rapmushi/id420146137/reviews) | **[4.6 (579 ratings)](https://appshunter.io/ios/app/boimero-vocal-synth-studio/id6737790951/reviews)** |
| Number of ratings | 25 | **579** |
| Positive reviews | **94.9% of reviews** | 88.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 66 months | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 75 MB | 396 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tsubasa Naruse](https://appshunter.io/developer/373913584) | [Waffle, LCC](https://appshunter.io/developer/1777946699) |

## What reviewers say

### RapMushi

[App page](https://appshunter.io/ios/app/rapmushi/id420146137)

Become a virtual rapper by rhythmically tapping word panels. Explore DJ Mode with different rhythms, volume control, and record scratching. Add instrumental accompaniments like piano and guitar to create your own tracks.

**Highlights:** Rhythmic word panel tapping, DJ Mode with A/B rhythms, Volume control fader, Record scratching, Instrumental accompaniments (piano, guitar), Track creation

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

**In-app purchases:** none

**What reviewers like**

- 🎶 Fun and addictive music creation
- 🎨 Cute and charming illustrations
- 👍 Intuitive and easy to use
- 💰 Free to download and use
- 🎧 Great beats and sound quality

**What reviewers complain about**

- ❓ Language barrier (Japanese)
- ⚠️ Outdated, not working on newer iOS versions

**Reported bugs**

- Does not work with iOS 11

**Requested features**

- English version
- Update for newer iOS versions
- Ability to record mixes as ringtones
- Tempo adjustment feature
- Ability to load own loops and samples


### Boimero

[App page](https://appshunter.io/ios/app/boimero-vocal-synth-studio/id6737790951)

Create original songs without singing by arranging notes and lyrics on a piano roll. This app generates AI singing voices using advanced models, allowing for offline music production on your mobile device. It supports various file formats and voicebanks for flexible music creation.

**Highlights:** Intuitive piano roll for melody creation, Lyric input for individual notes, Multi-track song building, Import UTAU, VOICEVOX, MIDI, UST, and MusicXML, AI singing voice generation with DiffSinger, Offline voice generation, Export and share finished audio

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ボイメロプレミアム | $0.99 | per month |
| ボイメロプレミアム | $1.99 | per month |
| ボイメロプレミアム | $5.99 | per year |
| ボイメロプレミアム | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🎨 Helpful for creating music
- 💡 Good mobile vocaloid alternative
- 🎶 Enjoyable for composing songs

**What reviewers complain about**

- 🐛 Buggy and glitchy at times
- 💰 Too many ads and paid features
- 🌐 Lack of English support

**Reported bugs**

- Lyrics not working as expected
- Audio playback issues after watching ads
- Tutorial/help content not loading

**Requested features**

- More voicebank options
- Improved pitch/tuning controls
- Better lyric integration
- English language support


## Frequently asked questions

### Is RapMushi free?

RapMushi is free to download, with no in-app purchases.

### Is Boimero free?

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

### Which has better reviews, RapMushi or Boimero?

Boimero is rated higher. RapMushi averages 4.6 out of 5 from 25 ratings, while Boimero averages 4.6 from 579 ratings.

### Do RapMushi or Boimero have ads?

Boimero shows ads; RapMushi does not.

### Which is updated more often, RapMushi or Boimero?

RapMushi ships an update every 66 months, and Boimero daily. Most recently, RapMushi was updated on October 30, 2026 and Boimero on October 30, 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.*