# ScanToDoc vs PressONE Messenger

The clearest difference is update cadence: ScanToDoc at every 2 weeks against PressONE Messenger's every 14 months. 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.

ScanToDoc ships an update every 2 weeks, PressONE Messenger every 14 months. The most recent releases landed on October 13, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ScanToDoc | PressONE Messenger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 14 months |
| Size | 12 MB | 52 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seungmyun Park](https://appshunter.io/developer/1542458263) | [AMP Networks](https://appshunter.io/developer/1579582149) |

## What reviewers say

### ScanToDoc

[App page](https://appshunter.io/ios/app/scantodoc-pdf-scanner/id1542458261)

**Features:** Vision Pro support

**In-app purchases:** none


### PressONE Messenger

[App page](https://appshunter.io/ios/app/pressone-messenger/id1599402932)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ScanToDoc free?

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

### Is PressONE Messenger free?

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

### Do ScanToDoc or PressONE Messenger have ads?

Neither ScanToDoc nor PressONE Messenger shows ads.

### Which is updated more often, ScanToDoc or PressONE Messenger?

ScanToDoc ships an update every 2 weeks, and PressONE Messenger every 14 months. Most recently, ScanToDoc was updated on October 13, 2026 and PressONE Messenger on October 27, 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.*