# SysProtocolo vs Zip, Rar, 7z Extractor & PDF

The clearest difference is in-app purchases: SysProtocolo at none against Zip, Rar, 7z Extractor & PDF's 9. SysProtocolo also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). Zip, Rar, 7z Extractor & PDF's advantage is update cadence (every 6 weeks vs every 22 months). On price and device support there is nothing between them.

Both are free to download. Zip, Rar, 7z Extractor & PDF sells 9 in-app purchases, starting at $2.99 per 7 days. SysProtocolo asks for nothing beyond the download.

SysProtocolo ships an update every 22 months, Zip, Rar, 7z Extractor & PDF every 6 weeks. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SysProtocolo | Zip, Rar, 7z Extractor & PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 6 weeks** |
| Size | 56 MB | 282 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [System - Desenvolvimento de Software Ltda.](https://appshunter.io/developer/1520705514) | [TGAPPS GlOBAL](https://appshunter.io/developer/1830973943) |

## What reviewers say

### SysProtocolo

[App page](https://appshunter.io/ios/app/sysprotocolo/id1639871566)

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

**In-app purchases:** none


### Zip, Rar, 7z Extractor & PDF

[App page](https://appshunter.io/ios/app/zip-rar-7z-extractor-and-pdf/id6751491666)

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Monthly | $6.99 | per month |
| Monthly | $12.99 | per month |
| Monthly | $12.99 | per month |
| Yearly | $19.99 | per year |
| Yearly | $29.99 | per year |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is SysProtocolo free?

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

### Is Zip, Rar, 7z Extractor & PDF free?

Zip, Rar, 7z Extractor & PDF is free to download, with in-app purchases available.

### Do SysProtocolo or Zip, Rar, 7z Extractor & PDF have ads?

Zip, Rar, 7z Extractor & PDF shows ads; SysProtocolo does not.

### Which is updated more often, SysProtocolo or Zip, Rar, 7z Extractor & PDF?

SysProtocolo ships an update every 22 months, and Zip, Rar, 7z Extractor & PDF every 6 weeks. Most recently, SysProtocolo was updated on October 27, 2026 and Zip, Rar, 7z Extractor & PDF on November 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.*