Comparison

Compound Offset Calculator vs Bluebeam

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Compound Offset Calculator

This app calculates complex pipe offsets, offering 36 isometric combinations. It provides accurate angles, true cut lengths, and dimensions for custom fittings, supporting both metric and imperial units. Designed for pipefitters to improve workplace efficiency.

Highlights
  • Calculates complex pipe offsets
  • 36 isometric combinations
  • Accurate offset angles
  • True cut length of pipe
  • Custom fitting dimensions
  • Metric and imperial charts
Features
Read full description

The Compound Pipe Calculator is designed to calculate one of the more challenging offsets. A rolling offset that transitions into another offset/rolling offset. Total of 36 combinations of compound pipe offsets available in isometric view to match your drawing. Generates in seconds: -Accurate offset angles for angle1, the compound angle, angle3 -True cut length of pipe with root gap -Dimensions to cut Custom Fitting from a 90 - Input Feet/Inches/Fraction - Input Centimeters/Millimeters - Input Root Gap - Calculate "long radius", "short radius" and "3 Radius" fittings and custom fittings - Determines Cut Length of Pipe to build spool piece - Generates Values to cut any angle fitting out of a 90 - Generates Pipe Length and True Cut Length of Pipe Included are metric and imperial pipe charts. Thank you all for your support and your feedback is absolutely awesome. And always appreciated. I tweak these apps to be as simple and intuitive as possible. Everyone can message me at easypipefitter@gmail.com with any question regarding all the pipe tools available if you would like assistance in seeing how powerful these tools can be. And I will answer you very quickly, in most cases within a few minutes of you sending a message. Video UserGuides on Youtube http://www.youtube.com/watch?v=44MbP0nRXnE Like us on Facebook http://www.facebook.com/PipefitterCalculator *** Immediate Fitter Support Beyond what's in the app*** *** New to fitting Pipe use the in-app feedback screen*** Also included is prompt customer service. You have a question, a comment, an issue or even a suggestion I am readily available. This is app is designed as a tool to improve your value in the workplace. Feedback is important.. if you see something occur please contact me with the feedback screen and I will contact you. I continually update when needed so everyone can use this app. Thank you.

About

Bluebeam

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
Read full description

Bluebeam for iOS keeps you connected to your teams and documents, so you can quickly access the information you need in the field and capture what matters for the office. - Communicate with markups using tools like callouts, text, clouds, and status indicators - Import your team's custom Tool Sets from Revu, so your standardized markups are ready to go in the field, even offline - Attach photos captured in the field directly to a markup, so supporting documentation stays organized without cluttering your drawings - Open your files stored on your device, Studio Projects, or Studio Sessions - Join Studio Sessions for live collaboration. If your connection drops, your changes sync when you're back online - Check out files in Studio Projects to make edits, then check them back in when you're ready - Work offline by syncing Project files ahead of time or opening PDFs stored on your device Whether you’re reviewing submittals, placing markups in the field, or tracking revisions with your team, Bluebeam gives you the flexibility to get the job done from anywhere.

Screenshots

Compound Offset Calculator4 screens
Bluebeam4 screens

Verdict

The call

The clearest difference is price: Bluebeam at Free against Compound Offset Calculator's $1.99. Bluebeam also leads on ratings volume (392 vs 3). Compound Offset Calculator's advantage is rating (2.7 vs 1.5) and review sentiment (33% vs 3%). On update cadence, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Bluebeam is free to download; Compound Offset Calculator costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Compound Offset Calculator holds the better App Store score, 2.7 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: 33% of Compound Offset Calculator's written reviews are positive against 3% of Bluebeam's.

UpkeepUpdate frequency

Compound Offset Calculator ships an update every 3 weeks, Bluebeam monthly. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

Scorecard7 real differences · 4 level
Compound Offset Calculator versus Bluebeam: the parameters behind the verdict, then further details
ParameterCompound Offset CalculatorBluebeam
Price$1.99Free — better
Rating2.7 (3 ratings) — better1.5 (392 ratings)
Positive reviews33.3% of reviews — better3.0% of reviews
Number of ratings3392 — better
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#171 — better—
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better18.0
Further details — not scored
Size20 MB288 MB
Age rating17+4+
DeveloperLMF.ServicesBluebeam, Inc.

Customer experience

Compound Offset Calculator

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Bluebeam

All ratings392 ratings
Positive9.9%
Neutral2.0%
Negative88.0%
Written reviews237 reviews
Positive3.0%
Neutral3.0%
Negative94.1%

Bugs and requests

Compound Offset Calculator

Not enough reviews yet to summarise bugs or requests.

Bluebeam

Reported bugs

28 issues
  • 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
Show 23 more
  • Keyboard disappears during login
  • Selection boundaries too large, preventing precise markup selection
  • Apple Pencil input stops working intermittently
  • Pen tool produces no line output despite input
  • App crashes when opening large file sets
  • Session documents fail to load
  • Blank PDF pages displayed
  • Scaling doesn't work properly
  • Blue screen errors
  • Markups missing after checkout and checkin
  • Incomplete markups syncing between devices
  • App freezes during document checkin
  • Unable to add users to sessions
  • Projects not showing up in app
  • App crashes when opening Studio sessions
  • Drawings won't load or open
  • Markup placement doesn't correspond to tap location
  • PDF goes blank when inserting callouts
  • Constant logout requiring re-authentication
  • Links to details don't work
  • App crashes on older iOS versions
  • Audio communication issues
  • File synchronization failures

Requested features

25 requests
  • 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
Show 20 more
  • Support multiple PDF tabs simultaneously
  • Create stamp library with standardized markups
  • Add dimension markup capabilities
  • Allow local PDF file access and import
  • Full Studio session integration
  • Improve Apple Pencil responsiveness and precision
  • Add eraser tool for pen markups
  • Enable photo capture and attachment to markups
  • Support Dropbox and cloud storage integration
  • Add form field editing capabilities
  • Implement punch list and defect tracking
  • Add RFI creation functionality
  • Support for custom columns and data fields
  • Reset viewpoints feature
  • Pen width and cloud shape customization
  • Settings menu for preferences
  • Better pen and drawing mechanics like Notability
  • Ability to download session documents to device
  • Support for opening PDF attachments from desktop
  • Batch file upload capability

In-app purchases

None

Compound Offset Calculator

No in-app purchases

None

Bluebeam

No in-app purchases

Questions

Is Compound Offset Calculator free?
Compound Offset Calculator costs $1.99, with no in-app purchases.
Is Bluebeam free?
Bluebeam is free to download, with no in-app purchases.
Which has better reviews, Compound Offset Calculator or Bluebeam?
Compound Offset Calculator is rated higher. Compound Offset Calculator averages 2.7 out of 5 from 3 ratings, while Bluebeam averages 1.5 from 392 ratings.
Do Compound Offset Calculator or Bluebeam have ads?
Neither Compound Offset Calculator nor Bluebeam shows ads.
Which is updated more often, Compound Offset Calculator or Bluebeam?
Compound Offset Calculator ships an update every 3 weeks, and Bluebeam monthly. Most recently, Compound Offset Calculator was updated on October 9, 2026 and Bluebeam on October 15, 2026.

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