# Caitty AI vs Chatmark

The clearest difference is in-app purchases: Chatmark at none against Caitty AI's 3. Chatmark also leads on ads (none vs shown). Caitty AI's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Caitty AI sells 3 in-app purchases, starting at $0.99 per 7 days. Chatmark asks for nothing beyond the download.

Caitty AI ships an update every 2 weeks, Chatmark every 6 weeks. The most recent releases landed on October 31, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Caitty AI | Chatmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/caitty-ai-smart-assistant/id6757544665/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 8 MB | 27 MB |
| Requires iOS | 17.6 | **16** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [传立 甘](https://appshunter.io/developer/860384553) | [Taeeun Kim](https://appshunter.io/developer/1580920574) |

## What reviewers say

### Caitty AI

[App page](https://appshunter.io/ios/app/caitty-ai-smart-assistant/id6757544665)

This AI companion offers creative inspiration, programming help, and instant answers to your questions. It features specialized roles like a coding expert or creative partner, ensuring a tailored experience. Upgrade for unlimited messages and advanced AI access.

**Highlights:** Smart conversation with context, Multiple specialized AI roles, Instant Q&A, Creative inspiration, Programming and debugging assistance, Learning explanations, Privacy and security focus

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $0.99 | per 7 days |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $29.99 | per year |


### Chatmark

[App page](https://appshunter.io/ios/app/chatmark/id6768804618)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Caitty AI free?

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

### Is Chatmark free?

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

### Do Caitty AI or Chatmark have ads?

Caitty AI shows ads; Chatmark does not.

### Which is updated more often, Caitty AI or Chatmark?

Caitty AI ships an update every 2 weeks, and Chatmark every 6 weeks. Most recently, Caitty AI was updated on October 31, 2026 and Chatmark on October 18, 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.*