# 3S POS vs ACE POS

The clearest difference is device support: ACE POS at 3 against 3S POS's 1. 3S POS's advantage is iOS requirement (9.3 vs 15.5). 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.

3S POS ships an update every 11 days, ACE POS every 2 weeks. The most recent releases landed on October 24, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 3S POS | ACE POS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Size | 62 MB | 80 MB |
| Requires iOS | **9.3** | 15.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [3S POS](https://appshunter.io/developer/1208207320) | [Compute One Ltd](https://appshunter.io/developer/1493048861) |

## What reviewers say

### 3S POS

[App page](https://appshunter.io/ios/app/3s-pos-orderpad/id1208208911)

**Features:** macOS Compatibility

**In-app purchases:** none


### ACE POS

[App page](https://appshunter.io/ios/app/ace-pos/id1548858135)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3S POS free?

3S POS is free to download, with no in-app purchases.

### Is ACE POS free?

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

### Do 3S POS or ACE POS have ads?

Neither 3S POS nor ACE POS shows ads.

### Which is updated more often, 3S POS or ACE POS?

3S POS ships an update every 11 days, and ACE POS every 2 weeks. Most recently, 3S POS was updated on October 24, 2026 and ACE POS on November 3, 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.*