# UUIM vs 钛安信

The clearest difference is update cadence: UUIM at every 3 days against 钛安信's every 3 weeks. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for UUIM against 5.0 for 钛安信. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UUIM ships an update every 3 days, 钛安信 every 3 weeks. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | UUIM | 钛安信 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/uuim/id6764767653/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id6781617461/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 102 MB | 77 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dashi International Group Inc](https://appshunter.io/developer/1895908639) | [杭州安信博源科技有限公司](https://appshunter.io/developer/1725941146) |

## What reviewers say

### UUIM

[App page](https://appshunter.io/ios/app/uuim/id6764767653)

A secure instant messaging tool for large groups, prioritizing privacy and end-to-end encryption. Supports text, voice, video, and image sharing for private communication.

**Highlights:** End-to-end encryption, Large group chats (10,000+ users), Real-time broadcasting, Text, voice, video, and image support, Privacy protection, Simple interface

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

**In-app purchases:** none


### 钛安信

[App page](https://appshunter.io/ios/app/id6781617461)

**In-app purchases:** none


## Frequently asked questions

### Is UUIM free?

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

### Is 钛安信 free?

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

### Which has better reviews, UUIM or 钛安信?

UUIM and 钛安信 are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do UUIM or 钛安信 have ads?

Neither UUIM nor 钛安信 shows ads.

### Which is updated more often, UUIM or 钛安信?

UUIM ships an update every 3 days, and 钛安信 every 3 weeks. Most recently, UUIM was updated on October 10, 2026 and 钛安信 on October 28, 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.*