# Com Água vs PDF Reader

The clearest difference is in-app purchases: Com Água at none against PDF Reader's 3. Com Água also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Reader sells 3 in-app purchases, starting at $1.99 per 7 days. Com Água asks for nothing beyond the download.

Com Água ships an update monthly, PDF Reader every 3 weeks. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Com Água | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 50 MB | 48 MB |
| Requires iOS | **14.0.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Icondev Desenvolvimento de Sistemas Ltda](https://appshunter.io/developer/1460687748) | [Dimster Design LLC](https://appshunter.io/developer/1865684637) |

## What reviewers say

### Com Água

[App page](https://appshunter.io/ios/app/com-agua/id6754661119)

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

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-scan-and-view/id6757312293)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membership | $1.99 | per 7 days |
| Pro Membership | $2.99 | per month |
| Pro Membership | $29.99 | per year |


## Frequently asked questions

### Is Com Água free?

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

### Is PDF Reader free?

PDF Reader is free to download, with in-app purchases available.

### Do Com Água or PDF Reader have ads?

PDF Reader shows ads; Com Água does not.

### Which is updated more often, Com Água or PDF Reader?

Com Água ships an update monthly, and PDF Reader every 3 weeks. Most recently, Com Água was updated on September 28, 2026 and PDF Reader on October 2, 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.*