# HelloPDF vs Keymo.

The clearest difference is in-app purchases: Keymo. at none against HelloPDF's 2. Keymo. also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. HelloPDF sells 2 in-app purchases, starting at $1.99 per month. Keymo. asks for nothing beyond the download.

## The numbers

| Metric | HelloPDF | Keymo. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (18 ratings)](https://appshunter.io/ios/app/hellopdf-pdf-converter-and-scanner/id1508862361/reviews)** | — |
| Number of ratings | **18** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 23 months | — |
| Monetization | Freemium | — |
| Size | 16 MB | 81 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Dazhuo Information Technology Co., Ltd.](https://appshunter.io/developer/1470341377) | [PAIKALLISTAKSI](https://appshunter.io/developer/1530228908) |

## What reviewers say

### HelloPDF

[App page](https://appshunter.io/ios/app/hellopdf-pdf-converter-and-scanner/id1508862361)

Easily convert multiple images into PDF documents with this tool. It offers features like background cleaning, high-definition output, and customizable PDF sizes. All conversions are processed locally for speed and security.

**Highlights:** Convert multiple pictures to PDF, Clear dark background function, Create high-definition PDFs, Set any PDF size, Fast and secure offline conversion, Manage and search saved PDFs, Share and print converted documents

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Annual Subscription | $10.49 | per year |


### Keymo.

[App page](https://appshunter.io/ios/app/keymo/id6756957084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HelloPDF free?

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

### Is Keymo. free?

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

### Do HelloPDF or Keymo. have ads?

Neither HelloPDF nor Keymo. shows ads.

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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.*