# Chatmark vs Omni AI Workspace

The clearest difference is in-app purchases: Chatmark at none against Omni AI Workspace's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Omni AI Workspace sells 3 in-app purchases, starting at $2.99 per month. Chatmark asks for nothing beyond the download.

Chatmark ships an update every 6 weeks, Omni AI Workspace every 2 months. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Chatmark | Omni AI Workspace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 27 MB | 53 MB |
| Requires iOS | **16** | 16.4 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Taeeun Kim](https://appshunter.io/developer/1580920574) | [RRLLAB](https://appshunter.io/developer/6803522336) |

## What reviewers say

### Chatmark

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Omni AI Workspace

[App page](https://appshunter.io/ios/app/omni-ai-workspace/id6803522334)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Omni Workspace Pro (Monthly) | $2.99 | per month |
| Omni Workspace Pro (Annual) | $24.99 | per year |
| Omni Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Chatmark free?

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

### Is Omni AI Workspace free?

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

### Do Chatmark or Omni AI Workspace have ads?

Neither Chatmark nor Omni AI Workspace shows ads.

### Which is updated more often, Chatmark or Omni AI Workspace?

Chatmark ships an update every 6 weeks, and Omni AI Workspace every 2 months. Most recently, Chatmark was updated on October 31, 2026 and Omni AI Workspace on November 6, 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.*