# PDF Compressor | Reduce Size vs PDF Size Reducer

The clearest difference is update cadence: PDF Size Reducer at every 3 days against PDF Compressor | Reduce Size's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Compressor | Reduce Size sells 3 in-app purchases, starting at $4.99 per 7 days and PDF Size Reducer sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Compressor | Reduce Size ships an update every 3 weeks, PDF Size Reducer every 3 days. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | PDF Compressor | Reduce Size | PDF Size Reducer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 23 MB | 1 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KELVIN SENANU WALLACE](https://appshunter.io/developer/1888050842) | [Asil Arslan](https://appshunter.io/developer/1495845191) |

## What reviewers say

### PDF Compressor | Reduce Size

[App page](https://appshunter.io/ios/app/pdf-compressor-reduce-size/id6761698467)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $4.99 | per 7 days |
| All Access | $34.99 | per year |
| All Access Forever | $59.99 | one-time |


### PDF Size Reducer

[App page](https://appshunter.io/ios/app/pdf-size-reducer-shrink-pdf/id6816163572)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $9.99 | per 7 days |
| Yearly Plan | $49.99 | per year |


## Frequently asked questions

### Is PDF Compressor | Reduce Size free?

PDF Compressor | Reduce Size is free to download, with in-app purchases available.

### Is PDF Size Reducer free?

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

### Do PDF Compressor | Reduce Size or PDF Size Reducer have ads?

Neither PDF Compressor | Reduce Size nor PDF Size Reducer shows ads.

### Which is updated more often, PDF Compressor | Reduce Size or PDF Size Reducer?

PDF Compressor | Reduce Size ships an update every 3 weeks, and PDF Size Reducer every 3 days. Most recently, PDF Compressor | Reduce Size was updated on October 31, 2026 and PDF Size Reducer on October 26, 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.*