# eTIGER_S3b vs CYS Scan

The clearest difference is update cadence: CYS Scan at every 6 weeks against eTIGER_S3b's every 10 months. eTIGER_S3b's advantage is iOS requirement (7.1 vs 15.6). 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.

eTIGER_S3b ships an update every 10 months, CYS Scan every 6 weeks. The most recent releases landed on October 6, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | eTIGER_S3b | CYS Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 weeks** |
| Size | 2 MB | 36 MB |
| Requires iOS | **7.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MaxApp](https://appshunter.io/developer/932747360) | [LutraCAD B.V.](https://appshunter.io/developer/1499830940) |

## What reviewers say

### eTIGER_S3b

[App page](https://appshunter.io/ios/app/etiger-s3b/id933141861)

**Features:** macOS Compatibility

**In-app purchases:** none


### CYS Scan

[App page](https://appshunter.io/ios/app/cys-scan/id6742559859)

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

**In-app purchases:** none


## Frequently asked questions

### Is eTIGER_S3b free?

eTIGER_S3b is free to download, with no in-app purchases.

### Is CYS Scan free?

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

### Do eTIGER_S3b or CYS Scan have ads?

Neither eTIGER_S3b nor CYS Scan shows ads.

### Which is updated more often, eTIGER_S3b or CYS Scan?

eTIGER_S3b ships an update every 10 months, and CYS Scan every 6 weeks. Most recently, eTIGER_S3b was updated on October 6, 2026 and CYS Scan on September 21, 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.*