# A03 PRO vs ABS Install

The clearest difference is update cadence: ABS Install at every 5 weeks against A03 PRO's every 32 months. A03 PRO's advantage is iOS requirement (11.0 vs 13.0). 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.

A03 PRO ships an update every 32 months, ABS Install every 5 weeks. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | A03 PRO | ABS Install |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 5 weeks** |
| Size | 27 MB | 34 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DEA Security](https://appshunter.io/developer/1355798100) | [Johnson Controls Products Italia Srl](https://appshunter.io/developer/1129851458) |

## What reviewers say

### A03 PRO

[App page](https://appshunter.io/ios/app/a03-pro/id1355798101)

**Features:** macOS Compatibility

**In-app purchases:** none


### ABS Install

[App page](https://appshunter.io/ios/app/abs-install/id6743710267)

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

**In-app purchases:** none


## Frequently asked questions

### Is A03 PRO free?

A03 PRO is free to download, with no in-app purchases.

### Is ABS Install free?

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

### Do A03 PRO or ABS Install have ads?

Neither A03 PRO nor ABS Install shows ads.

### Which is updated more often, A03 PRO or ABS Install?

A03 PRO ships an update every 32 months, and ABS Install every 5 weeks. Most recently, A03 PRO was updated on October 6, 2026 and ABS Install on October 1, 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.*