# OTOGE trainer vs ずんだボイス2

The clearest difference is in-app purchases: OTOGE trainer at none against ずんだボイス2's 3. OTOGE trainer also leads on ads (none vs shown) and update cadence (daily vs every 2 weeks). ずんだボイス2's advantage is iOS requirement (15.6 vs 17.0). On price and device support there is nothing between them.

Both are free to download. ずんだボイス2 sells 3 in-app purchases, starting at $0.99 per month. OTOGE trainer asks for nothing beyond the download.

OTOGE trainer ships an update daily, ずんだボイス2 every 2 weeks. The most recent releases landed on September 16, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | OTOGE trainer | ずんだボイス2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (13 ratings)](https://appshunter.io/ios/app/2/id6741562669/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 73.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 263 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [flow LLC](https://appshunter.io/developer/1758577970) | [Toraichi Igarashi](https://appshunter.io/developer/1704800739) |

## What reviewers say

### OTOGE trainer

[App page](https://appshunter.io/ios/app/otoge-trainer/id6563141997)

**Features:** macOS Compatibility

**In-app purchases:** none


### ずんだボイス2

[App page](https://appshunter.io/ios/app/2/id6741562669)

This app allows users to generate lip-sync videos using custom characters and voice. It offers advanced customization for voice, speed, and tone, with both online and offline processing options. Users can save, edit, and share their creations.

**Highlights:** Lip-sync video generation, Custom character support, Advanced voice customization, Online and offline processing, Speech synthesis, Audio saving and sharing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| subscription | $0.99 | per month |
| 年額 | $9.99 | per year |
| One-time Puechase | $11.99 | one-time |


## Frequently asked questions

### Is OTOGE trainer free?

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

### Is ずんだボイス2 free?

ずんだボイス2 is free to download, with in-app purchases available.

### Do OTOGE trainer or ずんだボイス2 have ads?

ずんだボイス2 shows ads; OTOGE trainer does not.

### Which is updated more often, OTOGE trainer or ずんだボイス2?

OTOGE trainer ships an update daily, and ずんだボイス2 every 2 weeks. Most recently, OTOGE trainer was updated on September 16, 2026 and ずんだボイス2 on September 13, 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.*