# PDF Scanner & Sign Documents vs Underway

The clearest difference is device support: Underway at 2 against PDF Scanner & Sign Documents's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner & Sign Documents sells 2 in-app purchases, starting at $2.99 per month and Underway sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PDF Scanner & Sign Documents | Underway |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Size | 6 MB | 11 MB |
| Requires iOS | 18 | **17.0** |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Stas Foltea](https://appshunter.io/developer/1861812130) | [Oday Maleh](https://appshunter.io/developer/1777230222) |

## What reviewers say

### PDF Scanner & Sign Documents

[App page](https://appshunter.io/ios/app/pdf-scanner-and-sign-documents/id6751502371)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |


### Underway

[App page](https://appshunter.io/ios/app/underway-package-tracker/id6786041026)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $39.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is PDF Scanner & Sign Documents free?

PDF Scanner & Sign Documents is free to download, with in-app purchases available.

### Is Underway free?

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

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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.*