# S vs Scan Asap

The clearest difference is update cadence: Scan Asap at every 4 months against S's every 10 months. 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.

S ships an update every 10 months, Scan Asap every 4 months. The most recent releases landed on September 20, 2026 and February 19, 2026 respectively.

## The numbers

| Metric | S | Scan Asap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Size | 200 MB | 32 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [GUANGDONG SHENLING ENVIRONMENTAL SYSTEMS CO., LTD.](https://appshunter.io/developer/1658701213) | [Zdravko Colic](https://appshunter.io/developer/1768250627) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-link-plus/id6670312125)

**Features:** Vision Pro support

**In-app purchases:** none


### Scan Asap

[App page](https://appshunter.io/ios/app/scan-asap/id6743311398)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is Scan Asap free?

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

### Do S or Scan Asap have ads?

Neither S nor Scan Asap shows ads.

### Which is updated more often, S or Scan Asap?

S ships an update every 10 months, and Scan Asap every 4 months. Most recently, S was updated on September 20, 2026 and Scan Asap on February 19, 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.*