# Notes Online vs GNAT Cleaner

The clearest difference is iOS requirement: Notes Online at 12.0 against GNAT Cleaner's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Notes Online ships an update every 2 months, GNAT Cleaner every 4 months. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Notes Online | GNAT Cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/gnat-cleaner/id6448956707/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 14 MB | 4 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Astacus AB](https://appshunter.io/developer/1282150918) | [Dissect Cyber Inc](https://appshunter.io/developer/545130586) |

## What reviewers say

### Notes Online

[App page](https://appshunter.io/ios/app/notes-online/id535473142)

Annotate and mark up PDF documents with notes and changes. Easily share your marked-up files with colleagues. Streamline your workflow with this intuitive PDF annotation tool.

**Highlights:** Mark changes on PDF files, Add notes to drawings, Share files with co-workers, Intuitive annotation tools

**In-app purchases:** none


### GNAT Cleaner

[App page](https://appshunter.io/ios/app/gnat-cleaner/id6448956707)

This utility removes unique identifiers from web links, preventing tracking of users and shared content. It helps protect privacy by stripping away elements that can be used to identify and follow individuals online.

**Highlights:** Removes unique link identifiers, Prevents user tracking, Protects shared link privacy, Simple and effective utility

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

**In-app purchases:** none


## Frequently asked questions

### Is Notes Online free?

Notes Online is free to download, with no in-app purchases.

### Is GNAT Cleaner free?

GNAT Cleaner is free to download, with no in-app purchases.

### Do Notes Online or GNAT Cleaner have ads?

Neither Notes Online nor GNAT Cleaner shows ads.

### Which is updated more often, Notes Online or GNAT Cleaner?

Notes Online ships an update every 2 months, and GNAT Cleaner every 4 months. Most recently, Notes Online was updated on October 23, 2026 and GNAT Cleaner 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.*