# PDF Compressor vs NanoNotes

The clearest difference is ads: NanoNotes at none against PDF Compressor's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Compressor sells 4 in-app purchases, starting at $5.99 per 7 days and NanoNotes sells 2 in-app purchases, starting at $9.90 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Compressor ships an update fortnightly, NanoNotes every 9 days. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PDF Compressor | NanoNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 9 days** |
| Size | 46 MB | 22 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zahid Hussain](https://appshunter.io/developer/1825488742) | [Shenzhen Lucky HaHa Technology Co., Ltd](https://appshunter.io/developer/1745490444) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-merge-split/id6748366278)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $5.99 | per 7 days |
| Monthly Plan | $12.99 | per month |
| Yearly Plan | $24.99 | per year |
| Yearly Trial Plan | $29.99 | per year |


### NanoNotes

[App page](https://appshunter.io/ios/app/nanonotesnotes-pdf-and-scanner/id6752027124)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WEEKLY ACCESS | $9.90 | per 7 days |
| YEARLY ACCESS | $69.90 | per year |


## Frequently asked questions

### Is PDF Compressor free?

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

### Is NanoNotes free?

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

### Do PDF Compressor or NanoNotes have ads?

PDF Compressor shows ads; NanoNotes does not.

### Which is updated more often, PDF Compressor or NanoNotes?

PDF Compressor ships an update fortnightly, and NanoNotes every 9 days. Most recently, PDF Compressor was updated on October 6, 2026 and NanoNotes on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*