# momotaro vs Patter

The clearest difference is in-app purchases: momotaro at none against Patter's 6. momotaro also leads on iOS requirement (16.4 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Patter sells 6 in-app purchases, starting at $0.99 per month. momotaro asks for nothing beyond the download.

momotaro ships an update every 3 weeks, Patter every 11 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | momotaro | Patter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/patter-ai-language-chat/id6762643113/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 75 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [BINARY RECORDS LIMITED LIABILITY CO.](https://appshunter.io/developer/1682593322) | [David Vilaverde](https://appshunter.io/developer/1493782863) |

## What reviewers say

### momotaro

[App page](https://appshunter.io/ios/app/momotaro-language-study/id6447771830)

**Features:** macOS Compatibility

**In-app purchases:** none


### Patter

[App page](https://appshunter.io/ios/app/patter-ai-language-chat/id6762643113)

Practice real conversations in over 10 languages with AI personas. Get instant, contextual corrections without judgment. Ideal for adult learners who want to move beyond basic phrases and build conversational fluency.

**Highlights:** AI conversation practice, In-moment corrections with explanations, Multiple AI personas, Translation assist, Voice dictation, Vocabulary list, Optional daily goals

**Features:** Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Day Tripper | $0.99 | per month |
| Explorer | $1.99 | per month |
| Resident | $2.99 | per month |
| Expat Family | $6.99 | per month |
| 100 Patter Credits | $0.99 | one-time |
| Bring Your Own AI Keys | $4.99 | one-time |


## Frequently asked questions

### Is momotaro free?

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

### Is Patter free?

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

### Do momotaro or Patter have ads?

Neither momotaro nor Patter shows ads.

### Which is updated more often, momotaro or Patter?

momotaro ships an update every 3 weeks, and Patter every 11 days. Most recently, momotaro was updated on October 27, 2026 and Patter on October 31, 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.*