# S.I.S vs ATU Iraq

The clearest difference is update cadence: ATU Iraq at every 8 days against S.I.S's every 2 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.I.S ships an update every 2 months, ATU Iraq every 8 days. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | S.I.S | ATU Iraq |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 58 MB | 64 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WINTECH SOFTWARE DEVELOPMENT (CAMBODIA) CO., LTD](https://appshunter.io/developer/1597112884) | [Saif H. Abdulwahid](https://appshunter.io/developer/1895397528) |

## What reviewers say

### S.I.S

[App page](https://appshunter.io/ios/app/sis/id1399994628)

**Features:** macOS Compatibility

**In-app purchases:** none


### ATU Iraq

[App page](https://appshunter.io/ios/app/atu-iraq/id6780702434)

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

**In-app purchases:** none


## Frequently asked questions

### Is S.I.S free?

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

### Is ATU Iraq free?

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

### Do S.I.S or ATU Iraq have ads?

Neither S.I.S nor ATU Iraq shows ads.

### Which is updated more often, S.I.S or ATU Iraq?

S.I.S ships an update every 2 months, and ATU Iraq every 8 days. Most recently, S.I.S was updated on October 26, 2026 and ATU Iraq on October 31, 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.*