# 默信 vs S

The clearest difference is in-app purchases: S at none against 默信's 10. S also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). 默信's advantage is update cadence (fortnightly vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. 默信 sells 10 one-off in-app purchases. S asks for nothing beyond the download.

默信 ships an update fortnightly, S every 5 weeks. The most recent releases landed on October 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 默信 | S |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (5 ratings)](https://appshunter.io/ios/app/id1664330276/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 132 MB | 47 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Chengdu Anwei Technology Co., Ltd](https://appshunter.io/developer/1656948139) | [军 王](https://appshunter.io/developer/1643292826) |

## What reviewers say

### 默信

[App page](https://appshunter.io/ios/app/id1664330276)

This secure messaging app offers end-to-end encrypted communication through text, voice, and video calls. Users can set and view personal statuses to stay updated on friends' activities.

**Highlights:** End-to-end encrypted chat, Personal status updates, Text, voice, and video calls, Reliable message delivery, Private and secure communication

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 壁虎气泡装扮购买 | $0.99 | one-time |
| 3月靓号服务 | $4.99 | one-time |
| 50 壁虎币 | $6.99 | one-time |
| 6个月的靓号服务 | $9.99 | one-time |
| 100 壁虎币 | $14.99 | one-time |
| 1年靓号服务 | $19.99 | one-time |
| 208 壁虎币 | $29.99 | one-time |
| 订阅年容量套餐 | $39.99 | one-time |
| 500M收藏容量 | $89.99 | one-time |
| 1024M(1G)的收藏容量套餐 | $149.99 | one-time |


### S

[App page](https://appshunter.io/ios/app/s-talk/id6443734441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 默信 free?

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

### Is S free?

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

### Do 默信 or S have ads?

默信 shows ads; S does not.

### Which is updated more often, 默信 or S?

默信 ships an update fortnightly, and S every 5 weeks. Most recently, 默信 was updated on October 30, 2026 and S on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*