# Bluebeam vs GEMÜ App

The clearest difference is review sentiment: GEMÜ App at 100% against Bluebeam's 3%. GEMÜ App also leads on rating (4.0 vs 1.5) and iOS requirement (16.8 vs 18.0). Bluebeam's advantage is ratings volume (392 vs 5) and update cadence (monthly vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GEMÜ App holds the better App Store score, 4.0 against 1.5. That said, the two scores are not equally well evidenced: Bluebeam has 392 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 3% of Bluebeam's written reviews are positive against 100% of GEMÜ App's.

Bluebeam ships an update monthly, GEMÜ App every 3 months. The most recent releases landed on September 26, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Bluebeam | GEMÜ App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (392 ratings)](https://appshunter.io/ios/app/bluebeam/id1479484276/reviews) | **[4.0 (5 ratings)](https://appshunter.io/ios/app/gemu-app/id1530808672/reviews)** |
| Number of ratings | **392** | 5 |
| Positive reviews | 2.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 288 MB | 193 MB |
| Requires iOS | 18.0 | **16.8** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bluebeam, Inc.](https://appshunter.io/developer/489696449) | [GEMU Gebr. Mueller Apparatebau GmbH & Co. Kommanditgesellschaft](https://appshunter.io/developer/1129717515) |

## What reviewers say

### Bluebeam

[App page](https://appshunter.io/ios/app/bluebeam/id1479484276)

Access and collaborate on PDF documents directly from your mobile device. Communicate project updates with markups and work offline by syncing files. Seamlessly join live collaboration sessions and manage document revisions from the field.

**Highlights:** Real-time PDF collaboration, Markup and annotation tools, Offline file access, Document syncing, Studio Project management, Live session joining

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

**In-app purchases:** none

**What reviewers like**

- ✅ Automatic saving functionality works well
- 📱 Useful for viewing PDFs on the go
- 🔄 Good for accessing Studio sessions
- 📊 Desktop version is powerful and feature-rich
- 🎯 Cleaner, more modern interface design

**What reviewers complain about**

- ❌ Massive feature loss compared to Revu for iPad
- 🐛 Frequent crashes and freezing issues
- 📉 Severely limited markup tools and capabilities
- 🖊️ Apple Pencil input is unresponsive and laggy
- 💾 Data loss and corruption issues

**Reported bugs**

- Markups fail to load or display correctly
- App deletes markups instead of saving them
- Documents wipe clean when reopened
- Files uploaded disappear from app
- Corrupted file errors when opening PDFs

**Requested features**

- Restore measurement and scaling tools
- Add custom toolsets and tool libraries
- Implement bookmarks for document navigation
- Enable image embedding in callouts
- Add undo/redo functionality


### GEMÜ App

[App page](https://appshunter.io/ios/app/gemu-app/id1530808672)

Access digital services for process industry valve, measurement, and control systems. Quickly contact the company, retrieve product documentation, and configure devices via Bluetooth. Identify products using QR codes or RFID tags for instant information retrieval.

**Highlights:** Contact GEMÜ easily, On-the-go product documentation, Bluetooth device operation & configuration, QR code/RFID product identification, Article-specific information access

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluebeam free?

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

### Is GEMÜ App free?

GEMÜ App is free to download, with no in-app purchases.

### Which has better reviews, Bluebeam or GEMÜ App?

GEMÜ App is rated higher. Bluebeam averages 1.5 out of 5 from 392 ratings, while GEMÜ App averages 4.0 from 5 ratings.

### Do Bluebeam or GEMÜ App have ads?

Neither Bluebeam nor GEMÜ App shows ads.

### Which is updated more often, Bluebeam or GEMÜ App?

Bluebeam ships an update monthly, and GEMÜ App every 3 months. Most recently, Bluebeam was updated on September 26, 2026 and GEMÜ App on September 27, 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.*