# PDF Cleaner vs StitchFlow AI

The clearest difference is update cadence: StitchFlow AI at daily against PDF Cleaner's monthly. PDF Cleaner's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Cleaner sells 2 in-app purchases, starting at $4.99 per month and StitchFlow AI sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

PDF Cleaner ships an update monthly, StitchFlow AI daily. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PDF Cleaner | StitchFlow AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Daily** |
| Size | 28 MB | 13 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [知昶 臧](https://appshunter.io/developer/1515016315) | [毅黎 秦](https://appshunter.io/developer/1828721550) |

## What reviewers say

### PDF Cleaner

[App page](https://appshunter.io/ios/app/pdf-cleaner/id6737998095)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $29.99 | per year |


### StitchFlow AI

[App page](https://appshunter.io/ios/app/stitchflow-ai/id6780777785)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $1.99 | one-time |
| Super VIP | $3.99 | one-time |


## Frequently asked questions

### Is PDF Cleaner free?

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

### Is StitchFlow AI free?

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

### Do PDF Cleaner or StitchFlow AI have ads?

Both PDF Cleaner and StitchFlow AI show ads.

### Which is updated more often, PDF Cleaner or StitchFlow AI?

PDF Cleaner ships an update monthly, and StitchFlow AI daily. Most recently, PDF Cleaner was updated on October 11, 2026 and StitchFlow AI on October 10, 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.*