# Onchan vs ボイボTTS

The clearest difference is in-app purchases: Onchan at none against ボイボTTS's 1. Onchan also leads on ads (none vs shown). ボイボTTS's advantage is update cadence (every 3 weeks vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ボイボTTS sells 1 in-app purchase, starting at $2.99 per month. Onchan asks for nothing beyond the download.

Onchan ships an update every 12 months, ボイボTTS every 3 weeks. Both last shipped on September 10, 2026.

## The numbers

| Metric | Onchan | ボイボTTS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tts/id6503872597/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 120 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shuhei Takezawa](https://appshunter.io/developer/1602827505) | [Kazuhiro.Yamada](https://appshunter.io/developer/412842594) |

## What reviewers say

### Onchan

[App page](https://appshunter.io/ios/app/onchan/id6470103072)

**Features:** macOS Compatibility

**In-app purchases:** none


### ボイボTTS

[App page](https://appshunter.io/ios/app/tts/id6503872597)

This app uses on-device voice synthesis to read text aloud with a wide selection of voices. Save and share generated audio files, and set alarms to have text read at specific times. It also includes a song feature with a MIDI editor.

**Highlights:** On-device voice synthesis, 127 voice options, Save and share audio, Alarm functionality, Song feature with MIDI editor

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| premium (monthly) | $2.99 | per month |


## Frequently asked questions

### Is Onchan free?

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

### Is ボイボTTS free?

ボイボTTS is free to download, with in-app purchases available.

### Do Onchan or ボイボTTS have ads?

ボイボTTS shows ads; Onchan does not.

### Which is updated more often, Onchan or ボイボTTS?

Onchan ships an update every 12 months, and ボイボTTS every 3 weeks. Most recently, Onchan was updated on September 10, 2026 and ボイボTTS on September 10, 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.*