# C vs AI Chat Assistant

The clearest difference is in-app purchases: C at none against AI Chat Assistant's 2. AI Chat Assistant's advantage is update cadence (every 3 weeks vs every 5 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. AI Chat Assistant sells 2 in-app purchases, starting at $2.99 per 7 days. C asks for nothing beyond the download.

C ships an update every 5 months, AI Chat Assistant every 3 weeks. Both last shipped on October 26, 2026.

## The numbers

| Metric | C | AI Chat Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 7 MB | 58 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Censit](https://appshunter.io/developer/1491039948) | [DEVSRANK](https://appshunter.io/developer/1716669578) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-track/id1491039949)

**In-app purchases:** none


### AI Chat Assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-replyo/id6740520360)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatbot Weekly | $2.99 | per 7 days |
| Chatbot Yearly | $14.99 | per year |


## Frequently asked questions

### Is C free?

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

### Is AI Chat Assistant free?

AI Chat Assistant is free to download, with in-app purchases available.

### Do C or AI Chat Assistant have ads?

Neither C nor AI Chat Assistant shows ads.

### Which is updated more often, C or AI Chat Assistant?

C ships an update every 5 months, and AI Chat Assistant every 3 weeks. Most recently, C was updated on October 26, 2026 and AI Chat Assistant on October 26, 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.*