# Notate PDF for BlackBerry vs Synchrotab

The clearest difference is review sentiment: Synchrotab at 100% against Notate PDF for BlackBerry's 22%. Synchrotab also leads on rating (5.0 vs 4.4). Notate PDF for BlackBerry's advantage is in-app purchases (none vs 1) and ratings volume (233 vs 10). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Synchrotab sells 1 in-app purchase, starting at $9.99 per month. Notate PDF for BlackBerry asks for nothing beyond the download.

Synchrotab holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Notate PDF for BlackBerry has 233 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 22% of Notate PDF for BlackBerry's written reviews are positive against 100% of Synchrotab's.

Notate PDF for BlackBerry ships an update every 2 months, Synchrotab every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Notate PDF for BlackBerry | Synchrotab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (233 ratings)](https://appshunter.io/ios/app/notate-pdf-for-blackberry/id648469049/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/synchrotab/id1348875086/reviews)** |
| Number of ratings | **233** | 10 |
| Positive reviews | 21.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 250 MB | 86 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shafer Systems LLC](https://appshunter.io/developer/648469052) | [Synchrotab LLC](https://appshunter.io/developer/1348875085) |

## What reviewers say

### Notate PDF for BlackBerry

[App page](https://appshunter.io/ios/app/notate-pdf-for-blackberry/id648469049)

This secure mobile workspace allows regulated teams to edit, annotate, and collaborate on PDFs and Microsoft Office files online or offline. It integrates with enterprise systems and offers advanced security features for data containment and compliance.

**Highlights:** Edit PDFs and Office documents, Sign and approve documents, Collaborate with threaded comments, OCR scanning and searchable PDFs, Handwritten and typed notes, Enterprise deployment with BlackBerry UEM

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Syncs with corporate servers
- 👍 Syncs with Outlook Notes
- 👍 Good for work productivity
- 👍 Prompt customer support
- 👍 Ecosystem with security options

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Overheats iPad
- 🐛 Lost annotations on crash
- 🐛 Highlighting issues
- 🐛 Pen thickness too high

**Reported bugs**

- Application crashes almost every hour
- App crashes after making many annotates
- Highlighting does not simply highlight a word or sentence
- iPad crashes when using the app
- Cannot type into a note

**Requested features**

- Update for latest iPad pencil 2.0 functionality
- Allow changing drawing color after drawing
- Handwriting to text conversion
- Hyperlinks
- Tables


### Synchrotab

[App page](https://appshunter.io/ios/app/synchrotab/id1348875086)

This app enables presenters to share PDF documents from their tablet or iPhone with up to 8 other devices wirelessly. It offers synchronized viewing with zoom and markup, time-stamped records, and embedded meeting notes. The system prioritizes security and eliminates the need for printing.

**Highlights:** Wireless PDF broadcasting, Synchronized viewer screens, Zoom and on-screen markup, Time-stamped participant records, Embedded meeting notes, Offline document library access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Synchrotab Pro | $9.99 | per month |


## Frequently asked questions

### Is Notate PDF for BlackBerry free?

Notate PDF for BlackBerry is free to download, with no in-app purchases.

### Is Synchrotab free?

Synchrotab is free to download, with in-app purchases available.

### Which has better reviews, Notate PDF for BlackBerry or Synchrotab?

Synchrotab is rated higher. Notate PDF for BlackBerry averages 4.4 out of 5 from 233 ratings, while Synchrotab averages 5.0 from 10 ratings.

### Do Notate PDF for BlackBerry or Synchrotab have ads?

Neither Notate PDF for BlackBerry nor Synchrotab shows ads.

### Which is updated more often, Notate PDF for BlackBerry or Synchrotab?

Notate PDF for BlackBerry ships an update every 2 months, and Synchrotab every 3 months. Most recently, Notate PDF for BlackBerry was updated on October 23, 2026 and Synchrotab on October 24, 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.*