# Proteção Digital vs GNR33

The clearest difference is in-app purchases: GNR33 at none against Proteção Digital's 10. GNR33 also leads on update cadence (every 2 months vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Proteção Digital sells 10 one-off in-app purchases. GNR33 asks for nothing beyond the download.

Proteção Digital ships an update every 16 months, GNR33 every 2 months. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Proteção Digital | GNR33 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 161 MB | 47 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Protecao Publicacoes Ltda](https://appshunter.io/developer/928126128) | [Gautica Tecnologia e Inovacao Ltda](https://appshunter.io/developer/721334649) |

## What reviewers say

### Proteção Digital

[App page](https://appshunter.io/ios/app/protecao-digital/id928126129)

This app provides a comprehensive resource for professionals in the Health and Safety at Work sector. It offers access to key information, articles, and technical notes to improve workplace safety and professional development.

**Highlights:** Health and Safety at Work information, Access to articles and technical notes, Professional development support, Monthly audited circulation data, Industry resource for professionals

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Edição 334 | $4.99 | one-time |
| Edição 335 | $4.99 | one-time |
| Edição 336 | $4.99 | one-time |
| Edição 337 | $4.99 | one-time |
| Edição 338 | $4.99 | one-time |
| Edição 339 | $4.99 | one-time |
| Edição 340 | $4.99 | one-time |
| Edição 342 | $4.99 | one-time |
| Edição 341 | $4.99 | one-time |
| Edição 343 | $4.99 | one-time |


### GNR33

[App page](https://appshunter.io/ios/app/gnr33/id1670695806)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Proteção Digital free?

Proteção Digital is free to download, with in-app purchases available.

### Is GNR33 free?

GNR33 is free to download, with no in-app purchases.

### Do Proteção Digital or GNR33 have ads?

Neither Proteção Digital nor GNR33 shows ads.

### Which is updated more often, Proteção Digital or GNR33?

Proteção Digital ships an update every 16 months, and GNR33 every 2 months. Most recently, Proteção Digital was updated on September 28, 2026 and GNR33 on October 5, 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.*