# Coin Chat vs 泰天密信

The clearest difference is review sentiment: Coin Chat at 65% against 泰天密信's 0%. Coin Chat also leads on update cadence (every 6 days vs every 6 weeks) and device support (4 vs 2). 泰天密信's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price there is nothing between them.

Both are free to download. Coin Chat sells 10 one-off in-app purchases. 泰天密信 asks for nothing beyond the download.

泰天密信 holds the better App Store score, 1.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews complicate that: 65% of Coin Chat's written reviews are positive against 0% of 泰天密信's, so the app with the better star average is not the one people write more warmly about.

Coin Chat ships an update every 6 days, 泰天密信 every 6 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Coin Chat | 泰天密信 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/coin-chat-encrypted-chat/id6451151852/reviews) | **[1.3 (4 ratings)](https://appshunter.io/ios/app/id6762287665/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | **65.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 162 MB | 39 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sichuan Shijin Technology Co., Ltd.](https://appshunter.io/developer/1526970724) | [江苏千道街网络科技有限公司](https://appshunter.io/developer/1457694603) |

## What reviewers say

### Coin Chat

[App page](https://appshunter.io/ios/app/coin-chat-encrypted-chat/id6451151852)

This app offers secure instant messaging with end-to-end encryption for text, voice, and video calls. It supports large groups, channel broadcasting, and multi-device synchronization, ensuring private and efficient communication for individuals and businesses.

**Highlights:** End-to-end encrypted messaging, Voice and video calls, Large group chats, Channel broadcasting, Multi-device synchronization, Application encryption

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Consignment card for 30 days | $4.99 | one-time |
| 1000 Energy | $14.99 | one-time |
| svip growth value 100 points | $14.99 | one-time |
| Nominal Card | $29.99 | one-time |
| svip growth value 300 points | $39.99 | one-time |
| 5880 Energy | $79.99 | one-time |
| svip growth value 1000 points | $149.99 | one-time |
| 16880 Energy | $249.99 | one-time |
| 36880 Energy | $499.99 | one-time |
| svip growth value 5000 points | $699.99 | one-time |


### 泰天密信

[App page](https://appshunter.io/ios/app/id6762287665)

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

**In-app purchases:** none


## Frequently asked questions

### Is Coin Chat free?

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

### Is 泰天密信 free?

泰天密信 is free to download, with no in-app purchases.

### Which has better reviews, Coin Chat or 泰天密信?

泰天密信 is rated higher. Coin Chat averages 1.0 out of 5 from 1 ratings, while 泰天密信 averages 1.3 from 4 ratings.

### Do Coin Chat or 泰天密信 have ads?

Coin Chat shows ads; 泰天密信 does not.

### Which is updated more often, Coin Chat or 泰天密信?

Coin Chat ships an update every 6 days, and 泰天密信 every 6 weeks. Most recently, Coin Chat was updated on November 3, 2026 and 泰天密信 on October 31, 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.*