# CGB Avisa vs estiMAT

The clearest difference is update cadence: CGB Avisa at every 3 weeks against estiMAT's every 5 months. estiMAT's advantage is iOS requirement (11.0 vs 15.6). 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.

CGB Avisa ships an update every 3 weeks, estiMAT every 5 months. The most recent releases landed on October 29, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | CGB Avisa | estiMAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 24 MB | 29 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CGB INFORMATICA SL](https://appshunter.io/developer/1239441627) | [Ayto Matadepera](https://appshunter.io/developer/1822226888) |

## What reviewers say

### CGB Avisa

[App page](https://appshunter.io/ios/app/cgb-avisa/id1481319614)

**In-app purchases:** none


### estiMAT

[App page](https://appshunter.io/ios/app/estimat/id6748018291)

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

**In-app purchases:** none


## Frequently asked questions

### Is CGB Avisa free?

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

### Is estiMAT free?

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

### Do CGB Avisa or estiMAT have ads?

Neither CGB Avisa nor estiMAT shows ads.

### Which is updated more often, CGB Avisa or estiMAT?

CGB Avisa ships an update every 3 weeks, and estiMAT every 5 months. Most recently, CGB Avisa was updated on October 29, 2026 and estiMAT on September 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.*