# ボイボTTS vs Accord4

The clearest difference is in-app purchases: Accord4 at none against ボイボTTS's 1. Accord4 also leads on ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). 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. Accord4 asks for nothing beyond the download.

ボイボTTS ships an update every 3 weeks, Accord4 every 2 days. The most recent releases landed on September 10, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ボイボTTS | Accord4 |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 120 MB | 46 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Kazuhiro.Yamada](https://appshunter.io/developer/412842594) | [Syuzou Hashimoto](https://appshunter.io/developer/1548899363) |

## What reviewers say

### 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 |


### Accord4

[App page](https://appshunter.io/ios/app/accord4/id6572287473)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ボイボTTS free?

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

### Is Accord4 free?

Accord4 is free to download, with no in-app purchases.

### Do ボイボTTS or Accord4 have ads?

ボイボTTS shows ads; Accord4 does not.

### Which is updated more often, ボイボTTS or Accord4?

ボイボTTS ships an update every 3 weeks, and Accord4 every 2 days. Most recently, ボイボTTS was updated on September 10, 2026 and Accord4 on October 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.*