# Fast PDF APP vs PaintXDesign

The clearest difference is price: PaintXDesign at Free against Fast PDF APP's $3.99. PaintXDesign also leads on device support (4 vs 2) and iOS requirement (13.0 vs 17.0). Fast PDF APP's advantage is in-app purchases (none vs 1). On update cadence and ads there is nothing between them.

PaintXDesign is free to download; Fast PDF APP costs $3.99 up front. PaintXDesign sells 1 one-off in-app purchase. Fast PDF APP asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Fast PDF APP | PaintXDesign |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Size | 30 MB | 24 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Robert Corbin](https://appshunter.io/developer/1890247992) | [Abhijnan Maji](https://appshunter.io/developer/6772438606) |

## What reviewers say

### Fast PDF APP

[App page](https://appshunter.io/ios/app/fast-pdf-app-merge-documents/id6761960212)

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

**In-app purchases:** none


### PaintXDesign

[App page](https://appshunter.io/ios/app/paintxdesign/id6772518565)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro Features | $1.99 | one-time |


## Frequently asked questions

### Is Fast PDF APP free?

Fast PDF APP costs $3.99, with no in-app purchases.

### Is PaintXDesign free?

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

### Do Fast PDF APP or PaintXDesign have ads?

Neither Fast PDF APP nor PaintXDesign shows ads.

### Which is updated more often, Fast PDF APP or PaintXDesign?

Fast PDF APP ships an update every 10 days, and PaintXDesign every 10 days. Most recently, Fast PDF APP was updated on October 9, 2026 and PaintXDesign on October 12, 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.*