# GTTAM Control vs Velos REX

The clearest difference is update cadence: GTTAM Control at every 3 weeks against Velos REX's every 4 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.

GTTAM Control ships an update every 3 weeks, Velos REX every 4 months. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | GTTAM Control | Velos REX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 154 MB | 21 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRUPO GTTAM SEGURANÇA INTEGRADA.](https://appshunter.io/developer/1478120097) | [Velos](https://appshunter.io/developer/1812225025) |

## What reviewers say

### GTTAM Control

[App page](https://appshunter.io/ios/app/gttam-control/id1586019536)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Velos REX

[App page](https://appshunter.io/ios/app/velos-rex/id6745434465)

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

**In-app purchases:** none


## Frequently asked questions

### Is GTTAM Control free?

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

### Is Velos REX free?

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

### Do GTTAM Control or Velos REX have ads?

Neither GTTAM Control nor Velos REX shows ads.

### Which is updated more often, GTTAM Control or Velos REX?

GTTAM Control ships an update every 3 weeks, and Velos REX every 4 months. Most recently, GTTAM Control was updated on October 30, 2026 and Velos REX on October 29, 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.*