# MT Cidadão vs Vio

The clearest difference is rating: Vio at 4.5 against MT Cidadão's 1.0. Vio also leads on ratings volume (74 vs 1) and review sentiment (41% vs 22%). 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.

Vio holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Vio has 74 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 22% of MT Cidadão's written reviews are positive against 41% of Vio's.

MT Cidadão ships an update monthly, Vio every 3 weeks. The most recent releases landed on October 22, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | MT Cidadão | Vio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/mt-cidadao/id1062953749/reviews) | **[4.5 (74 ratings)](https://appshunter.io/ios/app/vio-qr-seguro/id1218953994/reviews)** |
| Number of ratings | 1 | **74** |
| Positive reviews | 21.6% of reviews | **40.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 113 MB | 33 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CEPROMAT](https://appshunter.io/developer/842130725) | [Servico Federal de Processamento de Dados (SERPRO)](https://appshunter.io/developer/529883044) |

## What reviewers say

### MT Cidadão

[App page](https://appshunter.io/ios/app/mt-cidadao/id1062953749)

Access public services from the State of Mato Grosso quickly and conveniently. This app allows you to present digital documents, sign electronically, make payments, schedule appointments, and access an SOS button for emergencies. It aims to bridge the gap between citizens and government institutions.

**Highlights:** Digital document presentation, Electronic document signing, Online payments, Appointment scheduling, SOS emergency button, Access to state services

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

**In-app purchases:** none


### Vio

[App page](https://appshunter.io/ios/app/vio-qr-seguro/id1218953994)

Verify the authenticity of official Brazilian documents by scanning Vio QR Codes. View original document data, including photos, directly on your phone. Compare the displayed information to ensure the document is trusted. Works offline for convenient verification.

**Highlights:** Scan Vio QR Codes, View original document data, Compare document information, Supports CNH, DNI, CRLV, Placa Veicular, Offline functionality, Verify trusted documents

**In-app purchases:** none


## Frequently asked questions

### Is MT Cidadão free?

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

### Is Vio free?

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

### Which has better reviews, MT Cidadão or Vio?

Vio is rated higher. MT Cidadão averages 1.0 out of 5 from 1 ratings, while Vio averages 4.5 from 74 ratings.

### Do MT Cidadão or Vio have ads?

Neither MT Cidadão nor Vio shows ads.

### Which is updated more often, MT Cidadão or Vio?

MT Cidadão ships an update monthly, and Vio every 3 weeks. Most recently, MT Cidadão was updated on October 22, 2026 and Vio on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*