Comparison

Builder's Helper MAX vs Construction Calculator Master

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

Head to head
About

Builder's Helper MAX

This comprehensive construction app offers advanced calculation tools for linear, square, and cubic measurements in both imperial and metric units. It includes features for roof pitch, stair lengths, and a memory bank for storing values. Manage projects with detailed lists, store documents and images, and utilize quick job calculators for various construction tasks.

Highlights
  • Advanced construction calculator (imperial/metric)
  • Roof pitch and rafter length calculations
  • Project management with data lists
  • Document and image storage for projects
  • Quick job calculators for various tasks
  • Notepad with PDF export
Features
Read full description

The most advanced, feature-rich, intuitive & user-friendly construction app available is BACK, Rebuilt from the ground up for modern devices, with universal support for both iPhone and iPad! With its easy-to-use layout & features, it is capable of handling even the most demanding construction projects, and blows expensive stand-alone construction calculators out of the water at a fraction of the cost! Whether an experienced tradesman or novice DIYer, you will find Carpenter’s Helper the perfect companion for every project, in the office and in the field. ---- Features: • Calculator: Includes all of the features you would expect to find on an advanced Construction Calculator, but redesigned and optimized for the touch screen. Easily calculate linear, square & cubic measurements in English (Yards, Feet, Inches, Inch Fractions [up to x/128”]) & Metric (Millimeters, Centimeters, Meters), and convert easily between the two unit modes with a convenient [E/M] toggle. Store & recall triangular measurements to calculate roof pitch, rafter lengths, stair lengths, and more with the convenient [Pitch], [Rise], [Run] and [Diagonal] buttons. When any 2 values are stored, the other 2 are generated automatically! The [Tape] feature keeps an easy-to-read list of your calculations for error-checking, while the Memory Bank feature allows you to Add, Subtract, and recall stored values with a running ticker displayed in the LCD area. Plus we just added a NEW Quick-List feature, which allows you to label and store often-used values for quicker entry into your equation! • Notepad: Keep important notes within one tap of your calculator, supporting multiple pages and exporting to PDF. • Projects: Create lists of data in Text-Only, Simplified, or Detailed lists, and store in organized Projects. Useful for take-offs, estimating, budgets, material lists, etc. Lists can even be tabulated to include running totals on the bottom! Not only does it keep track of important project info & create powerful lists, but you can also store project documents (like budgets, contracts, plans, etc.) & images (either by attaching images from you photo library or taking new ones). And of course you can Print or export your Project data via email as a PDF! • Quick-Jobs: Graphical interface to easily calculate all kinds of construction projects, large or small. With just a few known parameters, Quick-Jobs will automatically fill-in and calculate the rest of the project for you. These Quick-Jobs are included: -Rafters -Stairs -Arc/Circle -Column/Cone -Crown/Miter -Concrete -Conc. Block -Drywall -Flooring -Painting -Roof -Convert -Fencing (Imperial-Mode Only) -Decking (Imperial-Mode Only) -Wall Framing (Imperial-Mode Only) -Board Feet Calc. (Imperial-Mode Only) You can also export all of your QJ data to be included with a Project, or export separately. ---- With Builder’s Helper, you’ll always have the calculating power you need on you, every time you need it. And with all of the additional features, you’ll be able to take estimating, take-offs, & on-site job performance to a whole new level!

About

Construction Calculator Master

This advanced construction calculator simplifies complex measurements for builders, carpenters, and remodelers. It offers a comprehensive suite of math functions, multi-unit support, and visual aids for calculations involving fractions, trigonometry, and rafters. Reduce errors and save time with its intuitive interface and customizable options.

Highlights
  • Multi-unit fraction support (feet, inches, yards, metric)
  • Trigonometric functions with visualization
  • Rafter and triangle visualization
  • Imperial, Metric, and US Fractional units
  • Customizable fraction resolution
  • Memory and history functions
  • Dark mode support
Features
Read full description

Get ready for the next generation construction calculator. A must-have tool for fellow builder, carpenter, remodeler and handymen. Save time and reduce costly errors with our extremely easy to use construction calculator with full visual mode for all your calculations. This app features: - Easy to use with a comprehensive set of math functions. - Advanced multi-unit (feet inch fractions, yards, decimal feet, decimal inches and metric) fraction support - Full trig functions with visualization: sine, cosine, tangent, arcsine, arccosine and arctangent - Visualization of triangles, arcs, common and hip/valley rafters - Advanced calculation modes - Imperial, Metric, and US Fractional units - Customizable fraction resolution - Memory and History functions - Max, Min, and average calculation of values in memory - Dark mode support and much more. Download today and become a 10x builder! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Builder's Helper MAX4 screens
Construction Calculator Master4 screens

Verdict

The call

The clearest difference is rating: Builder's Helper MAX at 4.7 against Construction Calculator Master's 4.3. Builder's Helper MAX also leads on ratings volume (1.7K vs 436). On price, review sentiment, update cadence and ads 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. Builder's Helper MAX sells 10 one-off in-app purchases and Construction Calculator Master sells 10 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Builder's Helper MAX holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 1.7K and 436 respectively. Written reviews point the same way: 73% of Builder's Helper MAX's written reviews are positive against 70% of Construction Calculator Master's.

UpkeepUpdate frequency

Builder's Helper MAX ships an update monthly, Construction Calculator Master fortnightly. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

Scorecard2 real differences · 8 level
Builder's Helper MAX versus Construction Calculator Master: the parameters behind the verdict, then further details
ParameterBuilder's Helper MAXConstruction Calculator Master
PriceFreeFree
Rating4.7 (1.7K ratings) — better4.3 (436 ratings)
Positive reviews72.5% of reviews — better70.0% of reviews
Number of ratings1.7K — better436
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size71 MB37 MB
Age rating4+4+
DeveloperMy Pie InteractiveUncaught Exception Inc

Customer experience

Builder's Helper MAX

All ratings1,617 ratings
Positive94.1%
Neutral2.4%
Negative3.6%
Written reviews40 reviews
Positive72.5%
Neutral5.0%
Negative22.5%

Construction Calculator Master

All ratings436 ratings
Positive81.2%
Neutral5.5%
Negative13.3%
Written reviews10 reviews
Positive70.0%
Neutral0.0%
Negative30.0%

Bugs and requests

Builder's Helper MAX

Reported bugs

3 issues
  • Fractions not displaying properly
  • App crashing when using certain features
  • Compatibility issues with newer macOS versions

Requested features

3 requests
  • Getting started guide or help section
  • Ability to group related tasks under one project
  • Expand note-taking capabilities

Construction Calculator Master

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Builder's Helper MAX

One-time10
  • Quick-Job: Drywall$0.99
  • Quick-Job: Fencing$0.99
  • Quick-Job: Roofing$0.99
Show 7 more
  • Quick-Job: Decking$0.99
  • Quick-Job: Wall Framing$0.99
  • Construction Pack$4.99
  • Estimating Pack$4.99
  • Project Management$4.99
  • Pro Calculator$4.99
  • Pro Pack$12.99
10 purchases

Construction Calculator Master

Subscriptions10
  • 1 week7 Days trial$0.997 Days
  • 1 week$2.997 Days
  • 1 week7 Days trial$2.997 Days
Show 7 more
  • 1 month7 Days trial$3.991 Month
  • 1 week7 Days trial$4.997 Days
  • 1 month3 Days trial$5.991 Month
  • 1 month7 Days trial$5.991 Month
  • 1 month$9.991 Month
  • 1 year7 Days trial$29.991 Year
  • 1 year7 Days trial$49.991 Year

Questions

Is Builder's Helper MAX free?
Builder's Helper MAX is free to download, with in-app purchases available.
Is Construction Calculator Master free?
Construction Calculator Master is free to download, with in-app purchases available.
Which has better reviews, Builder's Helper MAX or Construction Calculator Master?
Builder's Helper MAX is rated higher. Builder's Helper MAX averages 4.7 out of 5 from 1.7K ratings, while Construction Calculator Master averages 4.3 from 436 ratings.
Do Builder's Helper MAX or Construction Calculator Master have ads?
Neither Builder's Helper MAX nor Construction Calculator Master shows ads.
Which is updated more often, Builder's Helper MAX or Construction Calculator Master?
Builder's Helper MAX ships an update monthly, and Construction Calculator Master fortnightly. Most recently, Builder's Helper MAX was updated on October 20, 2026 and Construction Calculator Master on October 23, 2026.

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