# Samkoon3.0 vs E

The clearest difference is iOS requirement: Samkoon3.0 at 11.0 against E's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Samkoon3.0 | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 139 MB | 29 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Samkoon Automation Technology Shenzhen Co. Ltd](https://appshunter.io/developer/1084922917) | [Zhuhai Taichuan Cloud Technology Co., Ltd](https://appshunter.io/developer/582153238) |

## What reviewers say

### Samkoon3.0

[App page](https://appshunter.io/ios/app/samkoon30/id6444058729)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-key/id6770479669)

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

**In-app purchases:** none


## Frequently asked questions

### Is Samkoon3.0 free?

Samkoon3.0 is free to download, with no in-app purchases.

### Is E free?

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

### Do Samkoon3.0 or E have ads?

Neither Samkoon3.0 nor E shows ads.

### Which is updated more often, Samkoon3.0 or E?

Samkoon3.0 ships an update every 2 months, and E every 2 months. Most recently, Samkoon3.0 was updated on October 17, 2026 and E on October 7, 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.*