# Part5 Pro vs Patter

The clearest difference is in-app purchases: Part5 Pro at none against Patter's 6. Part5 Pro also leads on update cadence (every 5 days vs every 11 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Patter sells 6 in-app purchases, starting at $0.99 per month. Part5 Pro asks for nothing beyond the download.

Part5 Pro ships an update every 5 days, Patter every 11 days. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Part5 Pro | 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 5 days** | Every 11 days |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 75 MB |
| Requires iOS | **18.5** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Shunsuke Asai](https://appshunter.io/developer/1826470278) | [David Vilaverde](https://appshunter.io/developer/1493782863) |

## What reviewers say

### Part5 Pro

[App page](https://appshunter.io/ios/app/part5-pro/id6748593708)

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

**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 Part5 Pro free?

Part5 Pro is free to download, with no in-app purchases.

### Is Patter free?

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

### Do Part5 Pro or Patter have ads?

Neither Part5 Pro nor Patter shows ads.

### Which is updated more often, Part5 Pro or Patter?

Part5 Pro ships an update every 5 days, and Patter every 11 days. Most recently, Part5 Pro was updated on October 16, 2026 and Patter on October 7, 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.*