# CARL Xpress vs Simple GMAO

The clearest difference is iOS requirement: CARL Xpress at 11.0 against Simple GMAO's 15.1. 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.

CARL Xpress ships an update every 2 months, Simple GMAO every 3 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | CARL Xpress | Simple GMAO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 23 MB | 64 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CARL INTERNATIONAL](https://appshunter.io/developer/1506781701) | [FLORIAN CHRISTIAN DUFDURG](https://appshunter.io/developer/1618607892) |

## What reviewers say

### CARL Xpress

[App page](https://appshunter.io/ios/app/carl-xpress/id1506781702)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple GMAO

[App page](https://appshunter.io/ios/app/simple-gmao/id1618607890)

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

**In-app purchases:** none


## Frequently asked questions

### Is CARL Xpress free?

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

### Is Simple GMAO free?

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

### Do CARL Xpress or Simple GMAO have ads?

Neither CARL Xpress nor Simple GMAO shows ads.

### Which is updated more often, CARL Xpress or Simple GMAO?

CARL Xpress ships an update every 2 months, and Simple GMAO every 3 months. Most recently, CARL Xpress was updated on November 3, 2026 and Simple GMAO 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.*