# GreenDMS vs ABS App 2.0

The clearest difference is update cadence: ABS App 2.0 at every 6 weeks against GreenDMS's every 4 months. ABS App 2.0 also leads on iOS requirement (8.0 vs 11.0). 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.

GreenDMS ships an update every 4 months, ABS App 2.0 every 6 weeks. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | GreenDMS | ABS App 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Size | 31 MB | 93 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Green DMS BV](https://appshunter.io/developer/1616174237) | [Data Control Transponder Techniek B.V.](https://appshunter.io/developer/1244131985) |

## What reviewers say

### GreenDMS

[App page](https://appshunter.io/ios/app/greendms/id1616174235)

**Features:** macOS Compatibility

**In-app purchases:** none


### ABS App 2.0

[App page](https://appshunter.io/ios/app/abs-app-20/id6446110323)

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

**In-app purchases:** none


## Frequently asked questions

### Is GreenDMS free?

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

### Is ABS App 2.0 free?

ABS App 2.0 is free to download, with no in-app purchases.

### Do GreenDMS or ABS App 2.0 have ads?

Neither GreenDMS nor ABS App 2.0 shows ads.

### Which is updated more often, GreenDMS or ABS App 2.0?

GreenDMS ships an update every 4 months, and ABS App 2.0 every 6 weeks. Most recently, GreenDMS was updated on September 21, 2026 and ABS App 2.0 on September 11, 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.*