# RG DIGITAL vs SINTAC

The clearest difference is update cadence: SINTAC at every 2 weeks against RG DIGITAL's every 2 months. RG DIGITAL's advantage is iOS requirement (13.0 vs 15.0). 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.

RG DIGITAL ships an update every 2 months, SINTAC every 2 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RG DIGITAL | SINTAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (164 ratings)](https://appshunter.io/ios/app/rg-digital-mg/id1632492814/reviews)** | — |
| Number of ratings | **164** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 139 MB | 67 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Valid Certificadora Digital](https://appshunter.io/developer/826505436) | [m3uzz Soluções em TI](https://appshunter.io/developer/1892921444) |

## What reviewers say

### RG DIGITAL

[App page](https://appshunter.io/ios/app/rg-digital-mg/id1632492814)

This official app allows citizens of Minas Gerais to carry and present their digital RG (identity card) on their mobile devices. It supports digital presentation, QR code validation, and PDF export with a digital signature from the state government.

**Highlights:** Digital RG presentation, QR code validation, PDF export with digital signature, Official government app

**In-app purchases:** none


### SINTAC

[App page](https://appshunter.io/ios/app/sintac/id6762102958)

**In-app purchases:** none


## Frequently asked questions

### Is RG DIGITAL free?

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

### Is SINTAC free?

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

### Do RG DIGITAL or SINTAC have ads?

Neither RG DIGITAL nor SINTAC shows ads.

### Which is updated more often, RG DIGITAL or SINTAC?

RG DIGITAL ships an update every 2 months, and SINTAC every 2 weeks. Most recently, RG DIGITAL was updated on November 7, 2026 and SINTAC on October 31, 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.*