# Offset Calc App ANSI vs Bluebeam

The clearest difference is review sentiment: Offset Calc App ANSI at 100% against Bluebeam's 3%. Offset Calc App ANSI also leads on rating (5.0 vs 1.5) and chart position (#196 vs unranked). Bluebeam's advantage is price (Free vs $6.99) and ratings volume (392 vs 19). On update cadence, ads, in-app purchases and device support there is nothing between them.

Bluebeam is free to download; Offset Calc App ANSI costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Offset Calc App ANSI 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 19, so its average is the more settled of the two. Written reviews point the same way: 100% of Offset Calc App ANSI's written reviews are positive against 3% of Bluebeam's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Offset Calc App ANSI | Bluebeam |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[5.0 (19 ratings)](https://appshunter.io/ios/app/offset-calc-app-ansi/id1463259532/reviews)** | [1.5 (392 ratings)](https://appshunter.io/ios/app/bluebeam/id1479484276/reviews) |
| Number of ratings | 19 | **392** |
| Positive reviews | **100.0% of reviews** | 3.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Paid | **Free** |
| Best chart rank | **#196** | — |
| Size | 95 MB | 288 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Steffen Weber](https://appshunter.io/developer/1456703068) | [Bluebeam, Inc.](https://appshunter.io/developer/489696449) |

## What reviewers say

### Offset Calc App ANSI

[App page](https://appshunter.io/ios/app/offset-calc-app-ansi/id1463259532)

**Currently charting:** #196 Top Paid · Productivity (US App Store)

This industrial pipe construction tool calculates pipe offsets and weights according to ANSI/ASME standards. It offers imperial and metric calculations for various pipe sizes and fittings, helping users save material, time, and stress.

**Highlights:** Imperial and metric offset calculations, Pipe and profile weight calculations, ANSI/ASME standard nominal diameters, Calculation with length or elbow angle, Offsets with tee, History of calculations

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Offset Calc App ANSI free?

Offset Calc App ANSI costs $6.99, with no in-app purchases.

### Is Bluebeam free?

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

### Which has better reviews, Offset Calc App ANSI or Bluebeam?

Offset Calc App ANSI is rated higher. Offset Calc App ANSI averages 5.0 out of 5 from 19 ratings, while Bluebeam averages 1.5 from 392 ratings.

### Do Offset Calc App ANSI or Bluebeam have ads?

Neither Offset Calc App ANSI nor Bluebeam shows ads.

### Which is updated more often, Offset Calc App ANSI or Bluebeam?

Offset Calc App ANSI ships an update monthly, and Bluebeam monthly. Most recently, Offset Calc App ANSI was updated on October 8, 2026 and Bluebeam on October 15, 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.*