# S vs 得信IM

S and 得信IM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

S ships an update every 5 weeks, 得信IM every 2 months. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | S | 得信IM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 47 MB | 37 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [军 王](https://appshunter.io/developer/1643292826) | [嘉琳 王](https://appshunter.io/developer/1851093294) |

## What reviewers say

### S

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 得信IM

[App page](https://appshunter.io/ios/app/im/id6755475126)

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

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is 得信IM free?

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

### Do S or 得信IM have ads?

Neither S nor 得信IM shows ads.

### Which is updated more often, S or 得信IM?

S ships an update every 5 weeks, and 得信IM every 2 months. Most recently, S was updated on October 18, 2026 and 得信IM on October 12, 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.*