# PDF Cabinet vs Aı Note Taker

The clearest difference is review sentiment: PDF Cabinet at 66% against Aı Note Taker's 0%. PDF Cabinet also leads on in-app purchases (none vs 1) and ratings volume (56 vs 11). Aı Note Taker's advantage is rating (4.3 vs 3.8) and update cadence (fortnightly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Aı Note Taker sells 1 in-app purchase, starting at $2.99 per month. PDF Cabinet asks for nothing beyond the download.

Aı Note Taker holds the better App Store score, 4.3 against 3.8. That said, the two scores are not equally well evidenced: PDF Cabinet has 56 ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 66% of PDF Cabinet's written reviews are positive against 0% of Aı Note Taker's, so the app with the better star average is not the one people write more warmly about.

PDF Cabinet ships an update every 5 weeks, Aı Note Taker fortnightly. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | PDF Cabinet | Aı Note Taker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (56 ratings)](https://appshunter.io/ios/app/pdf-cabinet/id764366087/reviews) | **[4.3 (11 ratings)](https://appshunter.io/ios/app/a-note-taker-voice-notes/id6736994217/reviews)** |
| Number of ratings | **56** | 11 |
| Positive reviews | **66.1% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 75 MB | 863 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bright Nine SIA](https://appshunter.io/developer/1891636727) | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) |

## What reviewers say

### PDF Cabinet

[App page](https://appshunter.io/ios/app/pdf-cabinet/id764366087)

This application offers a streamlined PDF experience for reading and annotating documents. It focuses on essential features with an intuitive interface, making it easy to mark up PDFs, share annotations, and collaborate in real-time with others. Optimized for performance, it handles large documents efficiently.

**Highlights:** Effortless PDF annotation, Intuitive user interface, Fast document review with thumbnails, Annotations sharing, Real-time collaboration, Quick note taking

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth performance
- 👍 Intuitive and user-friendly interface
- 💡 Excellent annotation tools
- 🚀 Fast and responsive
- 👍 Simple and clean design

**What reviewers complain about**

- 🐛 Occasional crashes and stability issues
- 💡 Limited highlighter and pen customization
- 💡 Lack of iCloud/cloud sync support
- 🐛 Text disappearing issue
- 🐛 Slow document loading and navigation

**Reported bugs**

- Randomly deleting files
- Sync issues causing loss of annotations
- Crashing when opening large documents
- Navigation problems when zoomed in
- Annotations not exporting properly

**Requested features**

- Add more highlighter and pen color options
- Implement palm rejection for Apple Pencil
- Add ability to resize and move annotation tools
- Improve cloud/sync functionality (iCloud, Dropbox, etc.)
- Implement vertical scrolling for continuous reading


### Aı Note Taker

[App page](https://appshunter.io/ios/app/a-note-taker-voice-notes/id6736994217)

Capture private voice notes, transcribe audio to text, and transform content into PDFs, summaries, and study materials. Chat with your notes using an AI assistant and organize everything locally and securely. Requires iPhone 13 or newer, or 2023+ iPad.

**Highlights:** Unlimited voice notes and transcripts, AI-powered summaries and quizzes, AI assistant for chatting with notes, Text and PDF note creation/editing, Private and secure local storage, PDF reader and annotator, Translation of transcripts and notes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voice Notes Unlock All and AI | $2.99 | per month |


## Frequently asked questions

### Is PDF Cabinet free?

PDF Cabinet is free to download, with no in-app purchases.

### Is Aı Note Taker free?

Aı Note Taker is free to download, with in-app purchases available.

### Which has better reviews, PDF Cabinet or Aı Note Taker?

Aı Note Taker is rated higher. PDF Cabinet averages 3.8 out of 5 from 56 ratings, while Aı Note Taker averages 4.3 from 11 ratings.

### Do PDF Cabinet or Aı Note Taker have ads?

Neither PDF Cabinet nor Aı Note Taker shows ads.

### Which is updated more often, PDF Cabinet or Aı Note Taker?

PDF Cabinet ships an update every 5 weeks, and Aı Note Taker fortnightly. Most recently, PDF Cabinet was updated on October 6, 2026 and Aı Note Taker on October 16, 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.*