PDF Cabinet vs PDF Reader Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Cabinet
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.
- Effortless PDF annotation
- Intuitive user interface
- Fast document review with thumbnails
- Annotations sharing
- Real-time collaboration
- Quick note taking
Read full descriptionHide full description
THINGS WE ARE PROUD OF - Really effortless PDF annotation - Only the most essential functionality - don't lose yourself in hundreds of buttons - Intuitive user interface that allows you to do exactly what you want - Fast and easy document skimming and review with thumbnails sidebar - Ultimate performance – optimized for really large documents (within reason, of course) - Annotations sharing - send annotated documents to anyone, and mark up will show up in any other reader - Interaction with other Cabinet users - send annotations only to your friends or colleagues using Cabinet – much faster, less traffic - Real-time collaboration with your friends or colleagues – annotate the same document together from several iPads EVEN MORE GREAT THINGS IN CABINET - Amazing and intuitive dynamic annotation menu - Empty notebooks for quick note taking or doodling - Pen and Paper Games for relaxing during non-working hours - Sending multiple documents attached in a single e-mail - Easy work with various document formats - such as .doc, .xls, .ppt and others Did we tell you already that Cabinet is really easy to use? Try it out yourself!
PDF Reader Pro
Experience PDFs in an extraordinary 3D view with this pro PDF reader. It offers a unique 3D book-like reading experience with light and dark modes, and supports both portrait and landscape orientations. Easily share your documents with other applications.
- 3D PDF reading experience
- Light and Dark Mode support
- Portrait and Landscape orientation
- Open Source
- Share PDFs to other apps
Read full descriptionHide full description
Name says 3D it is a pro PDF viewer in many ways and give you extra ordinary 3D experience. Compared to other PDF viewers, PDF Viewer 3D gives great user experience and with dark and light Mode Key features : - Read Pdf Like 3D book. - Give you 3D experience. - Open Source. - Portrait and Landscape both mode supported. - Support Light-Dark Mode. - Share Pdf into Other apps like WhatsApp, Facebook and many more.
Screenshots
Verdict
The clearest difference is ads: PDF Cabinet at none against PDF Reader Pro's shown. PDF Cabinet also leads on update cadence (every 5 weeks vs every 4 months) and monetization model (free vs ad-supported). On price, rating, review sentiment and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 3.8 for PDF Cabinet against 3.6 for PDF Reader Pro. That said, the two scores are not equally well evidenced: PDF Cabinet has 57 ratings behind it against 8, so its average is the more settled of the two. Written reviews split almost evenly too, at 66% and 67% positive.
PDF Cabinet ships an update every 5 weeks, PDF Reader Pro every 4 months. The most recent releases landed on October 23, 2026 and November 3, 2026 respectively.
| Parameter | PDF Cabinet | PDF Reader Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (57 ratings) — better | 3.6 (8 ratings) |
| Positive reviews | 66.1% of reviews | 66.7% of reviews — better |
| Number of ratings | 57 — better | 8 |
| Update frequency | Every 5 weeks — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 75 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Bright Nine SIA | Nirav Parmar |
Customer experience
PDF Cabinet
PDF Reader Pro
Bugs and requests
PDF Cabinet
Reported bugs
5 issues- 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
7 requests- 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
Show 2 moreShow fewer
- Add text box annotation feature
- Improve export/sharing options for annotated documents
PDF Reader Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PDF Cabinet
No in-app purchases
PDF Reader Pro
No in-app purchases
Questions
Is PDF Cabinet free?
Is PDF Reader Pro free?
Which has better reviews, PDF Cabinet or PDF Reader Pro?
Do PDF Cabinet or PDF Reader Pro have ads?
Which is updated more often, PDF Cabinet or PDF Reader Pro?
Other comparisons















