# PDF Note Pro vs Forensic Briefs

The clearest difference is in-app purchases: Forensic Briefs at none against PDF Note Pro's 2. Forensic Briefs also leads on update cadence (monthly vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Note Pro sells 1 one-off in-app purchase. Forensic Briefs asks for nothing beyond the download.

PDF Note Pro ships an update every 11 months, Forensic Briefs monthly. The most recent releases landed on September 30, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | PDF Note Pro | Forensic Briefs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/pdf-note-pro-note-taker/id983741766/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | Free | — |
| Size | 18 MB | 50 MB |
| Requires iOS | 14.0 | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 9+ |
| Developer | [Mach Software Design](https://appshunter.io/developer/327826899) | [Bite-Size Communications](https://appshunter.io/developer/1835006388) |

## What reviewers say

### PDF Note Pro

[App page](https://appshunter.io/ios/app/pdf-note-pro-note-taker/id983741766)

This application allows users to take freehand notes directly on PDF documents and record audio simultaneously. Notes are saved in native PDF and M4A formats, syncing across devices via iCloud for seamless access on mobile, desktop, and web. It offers powerful annotation tools and is available for free on iOS.

**Highlights:** Freehand PDF annotation, M4A audio recording, iCloud syncing across devices, Native PDF and M4A formats, Vector drawing tools, Text tool for typing, Image and web page insertion

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Forensic Briefs

[App page](https://appshunter.io/ios/app/forensic-briefs/id6751426369)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Note Pro free?

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

### Is Forensic Briefs free?

Forensic Briefs is free to download, with no in-app purchases.

### Do PDF Note Pro or Forensic Briefs have ads?

Neither PDF Note Pro nor Forensic Briefs shows ads.

### Which is updated more often, PDF Note Pro or Forensic Briefs?

PDF Note Pro ships an update every 11 months, and Forensic Briefs monthly. Most recently, PDF Note Pro was updated on September 30, 2026 and Forensic Briefs on September 22, 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.*