# CollaChat vs Doma

The clearest difference is update cadence: Doma at daily against CollaChat's every 2 months. CollaChat's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CollaChat ships an update every 2 months, Doma daily. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | CollaChat | Doma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/collachat/id1546363298/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 288 MB | 6 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [CURL TECH PTE. LTD.](https://appshunter.io/developer/1546363300) | [Co Digit](https://appshunter.io/developer/1883030602) |

## What reviewers say

### CollaChat

[App page](https://appshunter.io/ios/app/collachat/id1546363298)

A decentralized, open-source messaging app focused on privacy and data security. It leverages blockchain technology for peer-to-peer communication, offering end-to-end encryption and user control over data storage.

**Highlights:** Decentralized communication network, End-to-end message encryption, Open-source client and server, Multi-device support (Web/Mobile/Desktop), Group chats and calls, Message self-destruction and recall, Contact and chat locking

**In-app purchases:** none


### Doma

[App page](https://appshunter.io/ios/app/doma-private-chat-for-two/id6815554075)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CollaChat free?

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

### Is Doma free?

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

### Do CollaChat or Doma have ads?

Neither CollaChat nor Doma shows ads.

### Which is updated more often, CollaChat or Doma?

CollaChat ships an update every 2 months, and Doma daily. Most recently, CollaChat was updated on November 3, 2026 and Doma on November 10, 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.*