# PDF Squeeze vs PDF Under

The clearest difference is update cadence: PDF Squeeze at every 2 days against PDF Under's every 3 weeks. PDF Squeeze also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. PDF Squeeze sells 1 one-off in-app purchase and PDF Under sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Squeeze ships an update every 2 days, PDF Under every 3 weeks. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PDF Squeeze | PDF Under |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-squeeze-pdf-compressor/id6791428739/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 3 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MOHAMMAD AHMADI SADR](https://appshunter.io/developer/6791429086) | [Emre KABOGLU](https://appshunter.io/developer/1892627286) |

## What reviewers say

### PDF Squeeze

[App page](https://appshunter.io/ios/app/pdf-squeeze-pdf-compressor/id6791428739)

Reduce PDF file sizes directly on your device without needing an internet connection. This app allows for offline compression, splitting, reordering, and creation of PDFs from photos, ensuring your documents remain private.

**Highlights:** Offline PDF compression, Create PDFs from photos, Split and reorder pages, On-device processing, Built-in PDF viewer, Share Sheet integration

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Squeeze | $2.99 | one-time |


### PDF Under

[App page](https://appshunter.io/ios/app/pdf-under-pdf-compressor/id6804278677)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Under Weekly | $1.99 | per 7 days |
| PDF Under Yearly | $13.99 | per year |
| PDF Under Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is PDF Squeeze free?

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

### Is PDF Under free?

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

### Do PDF Squeeze or PDF Under have ads?

Neither PDF Squeeze nor PDF Under shows ads.

### Which is updated more often, PDF Squeeze or PDF Under?

PDF Squeeze ships an update every 2 days, and PDF Under every 3 weeks. Most recently, PDF Squeeze was updated on October 13, 2026 and PDF Under on October 9, 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.*