Comparison

BuildPass vs Carpentry Calculator

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

Head to head
About

BuildPass

This AI-powered assistant streamlines construction site operations for workers. It facilitates sign-on, communication, task completion, and safety protocols, aiming to enhance efficiency and reduce risks. The app is accessible to all workers, regardless of project contractor adoption.

Highlights
  • AI-powered safety and efficiency
  • Worker sign-on and communication
  • Task management
  • Construction site operations
  • Cross-contractor accessibility
Features
Read full description

BuildPass is the AI-powered assistant for all construction workers. Every worker on a construction site can use the BuildPass app to sign on, communicate, complete tasks efficiently and stay safe. It’s the first app that uses AI to make construction safer and more efficient. Anyone can download the BuildPass app, even if the general contractor on your project isn’t using BuildPass yet.

About

Carpentry Calculator

This app simplifies complex calculations for carpenters, builders, and DIY enthusiasts. It handles tasks like roofing, stairs, and decking, offering both metric and imperial units. Visual aids and detailed measurements enhance accuracy and efficiency on any project.

Highlights
  • Roofing calculations
  • Stair and decking measurements
  • Concrete slab and post hole calculations
  • Raked wall and balustrade design
  • Trigonometry functions
  • Metric and imperial unit support
  • Light and dark mode options
Features
Read full description

The Carpentry Calculator is a must-have tool for all carpenters, builders, handymen and DIYers. This handy app makes light work of any tricky calculations, using either metric or imperial units. It is simple and easy to use, but very powerful. All screens have help available and the app can be switched easily between light and dark modes. The app will complete difficult calculations for roofing, stairs, raked walls, concrete post holes and slabs, concrete stairs, cladding, decking, balustrades (level and raked), trigonometry and that's just the tip of the iceberg. What separates us from the rest is the attention to detail. Most functions will even draw your work and give you a list of running measurements so you know exactly what you are marking out. The Carpentry Calculator will improve efficiency and productivity on the worksite leading to a faster, more accurate and therefore more profitable job. No more scratching your head or pulling out the old textbooks to try remember how to calculate something. Download and see for yourself!

Screenshots

BuildPass4 screens
Carpentry Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: Carpentry Calculator at 71% against BuildPass's 0%. Carpentry Calculator also leads on iOS requirement (13.0 vs 15.1). BuildPass's advantage is in-app purchases (none vs 2) and update cadence (every 9 days vs every 2 months). On price, ads, monetization model 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

Both are free to download. Carpentry Calculator sells 2 one-off in-app purchases. BuildPass asks for nothing beyond the download.

UpkeepUpdate frequency

BuildPass ships an update every 9 days, Carpentry Calculator every 2 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 6 level
BuildPass versus Carpentry Calculator: the parameters behind the verdict, then further details
ParameterBuildPassCarpentry Calculator
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews0.0% of reviews71.4% of reviews — better
Number of ratings—1 — better
Update frequencyEvery 9 days — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size67 MB23 MB
Age rating4+4+
DeveloperBuildPassMatthew Spencer

Customer experience

BuildPass

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Carpentry Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive71.4%
Neutral28.6%
Negative0.0%

In-app purchases

None

BuildPass

No in-app purchases

2 purchases

Carpentry Calculator

One-time2
  • Discounted upgrade$3.49
  • Upgrade to paid version$4.99

Questions

Is BuildPass free?
BuildPass is free to download, with no in-app purchases.
Is Carpentry Calculator free?
Carpentry Calculator is free to download, with in-app purchases available.
Do BuildPass or Carpentry Calculator have ads?
Neither BuildPass nor Carpentry Calculator shows ads.
Which is updated more often, BuildPass or Carpentry Calculator?
BuildPass ships an update every 9 days, and Carpentry Calculator every 2 months. Most recently, BuildPass was updated on September 21, 2026 and Carpentry Calculator on September 10, 2026.

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