# Bluebeam vs SubBase Mobile

The clearest difference is review sentiment: SubBase Mobile at 100% against Bluebeam's 3%. SubBase Mobile also leads on rating (5.0 vs 1.5) and update cadence (every 2 weeks vs monthly). Bluebeam's advantage is ratings volume (392 vs 3). 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.

SubBase Mobile holds the better App Store score, 5.0 against 1.5. That said, the two scores are not equally well evidenced: Bluebeam has 392 ratings behind it against 3, 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 SubBase Mobile's.

Bluebeam ships an update monthly, SubBase Mobile every 2 weeks. The most recent releases landed on September 24, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Bluebeam | SubBase Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (392 ratings)](https://appshunter.io/ios/app/bluebeam/id1479484276/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/subbase-mobile/id6749156034/reviews)** |
| Number of ratings | **392** | 3 |
| Positive reviews | 2.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 288 MB | 38 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bluebeam, Inc.](https://appshunter.io/developer/489696449) | [SubBase Technologies](https://appshunter.io/developer/1819977883) |

## 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


### SubBase Mobile

[App page](https://appshunter.io/ios/app/subbase-mobile/id6749156034)

This app simplifies the process of requesting materials for field crews, allowing them to focus more on construction and less on administrative tasks. It streamlines purchasing to improve efficiency on job sites.

**Highlights:** Streamlined material requests, Simplified field purchasing, Improved crew efficiency, Focus on building

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bluebeam free?

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

### Is SubBase Mobile free?

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

### Which has better reviews, Bluebeam or SubBase Mobile?

SubBase Mobile is rated higher. Bluebeam averages 1.5 out of 5 from 392 ratings, while SubBase Mobile averages 5.0 from 3 ratings.

### Do Bluebeam or SubBase Mobile have ads?

Neither Bluebeam nor SubBase Mobile shows ads.

### Which is updated more often, Bluebeam or SubBase Mobile?

Bluebeam ships an update monthly, and SubBase Mobile every 2 weeks. Most recently, Bluebeam was updated on September 24, 2026 and SubBase Mobile on September 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*