# Notes Online vs Avi Pdf Pro

The clearest difference is review sentiment: Avi Pdf Pro at 100% against Notes Online's 0%. Notes Online's advantage is iOS requirement (12.0 vs 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 9, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Notes Online | Avi Pdf Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (8 ratings)](https://appshunter.io/ios/app/avi-pdf-pro/id1469857534/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 14 MB | 40 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) | [Navjot Singh](https://appshunter.io/developer/1469857533) |

## 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


### Avi Pdf Pro

[App page](https://appshunter.io/ios/app/avi-pdf-pro/id1469857534)

This utility app offers a comprehensive suite of tools for managing PDF files. Easily create, merge, lock, unlock, and watermark PDFs using images or your phone's camera. Your files are processed securely and deleted from servers after completion.

**Highlights:** Create PDF files, Merge PDF files, Lock PDF files, Unlock PDF files, Watermark PDF files, Use phone images or camera

**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 Avi Pdf Pro free?

Avi Pdf Pro is free to download, with no in-app purchases.

### Do Notes Online or Avi Pdf Pro have ads?

Neither Notes Online nor Avi Pdf Pro shows ads.

### Which is updated more often, Notes Online or Avi Pdf Pro?

Notes Online ships an update every 2 months, and Avi Pdf Pro every 2 months. Most recently, Notes Online was updated on September 9, 2026 and Avi Pdf Pro on August 28, 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.*