# Simple Pdf vs FLX

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

Both are free to download. Simple Pdf sells 3 in-app purchases, starting at $3.99 per month. FLX asks for nothing beyond the download.

## The numbers

| Metric | Simple Pdf | FLX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/simple-pdf-reader/id1513739391/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 113 MB | 37 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AMARDEEP DHILLON](https://appshunter.io/developer/999752727) | [SISGEO S.r.l](https://appshunter.io/developer/1439891075) |

## What reviewers say

### Simple Pdf

[App page](https://appshunter.io/ios/app/simple-pdf-reader/id1513739391)

Easily view, manage, and create PDF files. This app allows you to open local PDFs, load them from the internet, and even scan documents with your camera. It also supports merging, splitting, converting PDFs to images, and adding signatures.

**Highlights:** View local PDF files, Scan documents and convert to PDF, Merge and split PDF files, Convert PDF to images, Add digital signatures, Organize and manage files

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $3.99 | per month |
| Unlock feature yearly | $29.99 | per year |
| Remove ads | $2.99 | one-time |


### FLX

[App page](https://appshunter.io/ios/app/flx-rail/id6449735068)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Pdf free?

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

### Is FLX free?

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

### Do Simple Pdf or FLX have ads?

Simple Pdf shows ads; FLX does not.

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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.*