# FLY PDF vs PDF Pro AI Editor

The clearest difference is in-app purchases: PDF Pro AI Editor at none against FLY PDF's 3. FLY PDF's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. FLY PDF sells 3 in-app purchases, starting at $5.99 per month. PDF Pro AI Editor asks for nothing beyond the download.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FLY PDF | PDF Pro AI Editor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fly-pdf-pdf-reader-and-viewer/id6741893203/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Daily | Daily |
| Size | 13 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tran Thi Viet](https://appshunter.io/developer/1781505229) | [MathArena](https://appshunter.io/developer/492020843) |

## What reviewers say

### FLY PDF

[App page](https://appshunter.io/ios/app/fly-pdf-pdf-reader-and-viewer/id6741893203)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Premium Monthly | $5.99 | per month |
| PDF Premium Yearly | $39.99 | per year |
| PDF Premium Lifetime | $59.99 | one-time |


### PDF Pro AI Editor

[App page](https://appshunter.io/ios/app/pdf-pro-ai-editor/id6790313030)

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

**In-app purchases:** none


## Frequently asked questions

### Is FLY PDF free?

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

### Is PDF Pro AI Editor free?

PDF Pro AI Editor is free to download, with no in-app purchases.

### Do FLY PDF or PDF Pro AI Editor have ads?

PDF Pro AI Editor shows ads; FLY PDF does not.

### Which is updated more often, FLY PDF or PDF Pro AI Editor?

FLY PDF ships an update daily, and PDF Pro AI Editor daily. Most recently, FLY PDF was updated on October 24, 2026 and PDF Pro AI Editor on October 19, 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.*