Comparison

Builder's Helper MAX vs Construction Calculator .

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 .

This app provides essential tools for contractors, builders, and DIYers to perform fast, accurate construction calculations on the job site. It streamlines planning, estimating, and material measurement for various building tasks, reducing errors and saving costs.

Highlights
  • Specialized calculators for concrete, lumber, drywall, and roofing
  • Advanced stair and framing calculators
  • Instant unit conversions
  • Material quantity estimates
  • Offline support
  • Simple, intuitive interface
Features
Read full description

Construction Calculator – Build Smarter, Faster, and With Confidence Construction Calculator is the essential tool for contractors, builders, engineers, architects, and DIY home renovators who need fast, accurate calculations on the job site. Designed with simplicity and power in mind, the app streamlines every stage of the building process—from planning and estimating to cutting, measuring, and finishing—so you can focus on getting the job done right. Whether you're calculating concrete volume, framing measurements, roofing materials, stair dimensions, or unit conversions, Construction Calculator delivers precise results in seconds. No more guessing, no more manual formulas, and no more costly errors. With an intuitive interface and easy-to-read outputs, even complex construction math becomes effortless. The app includes specialized calculators for concrete, lumber, drywall, flooring, rebar, roofing, and more. Enter your dimensions and instantly get the quantities and measurements you need. Every tool is optimized for real-world use, helping you plan materials accurately, reduce waste, and save money on every project. Construction Calculator is built for the field: quick input, clear results, and features that work even offline. It’s the perfect companion for professionals who value accuracy and efficiency and for homeowners tackling their own remodeling projects. Key Features: Concrete, lumber, roofing, drywall, flooring, and rebar calculators Advanced stair and framing calculators Instant unit conversions (feet, inches, meters, yards, cubic units, and more) Material quantity estimates for better project planning Offline support for remote job sites Simple, intuitive interface designed for fast field use Make every measurement count. Download Construction Calculator today and take the guesswork out of construction—one calculation at a time. Privacy Policy : https://termux-studio.org/privacy-policy?name=Construction%20Calculator%20Plus Terms of Use : https://termux-studio.org/terms-of-use?name=Construction%20Calculator%20Plus

Screenshots

Builder's Helper MAX4 screens
Construction Calculator .4 screens

Verdict

The call

The clearest difference is update cadence: Construction Calculator . at every 4 days against Builder's Helper MAX's monthly. Construction Calculator . also leads on review sentiment (100% vs 73%). Builder's Helper MAX's advantage is ratings volume (1.7K vs 71) and rating (4.7 vs 4.5). On price, ads, in-app purchases and monetization model 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 . sells 5 in-app purchases, starting at $3.99 per month. 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 4.5. That said, the two scores are not equally well evidenced: Builder's Helper MAX has 1.7K ratings behind it against 71, so its average is the more settled of the two. Written reviews complicate that: 73% of Builder's Helper MAX's written reviews are positive against 100% of Construction Calculator .'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Builder's Helper MAX ships an update monthly, Construction Calculator . every 4 days. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
Builder's Helper MAX versus Construction Calculator .: the parameters behind the verdict, then further details
ParameterBuilder's Helper MAXConstruction Calculator .
PriceFreeFree
Rating4.7 (1.7K ratings) — better4.5 (71 ratings)
Positive reviews72.5% of reviews100.0% of reviews — better
Number of ratings1.7K — better71
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size71 MB39 MB
Age rating4+4+
DeveloperMy Pie InteractiveTERMUX LIMITED LIABILITY COMPANY

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 .

All ratings71 ratings
Positive85.9%
Neutral2.8%
Negative11.3%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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 .

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
5 purchases

Construction Calculator .

Subscriptions5
  • Construction Calculator Premium3 Days trial$3.991 Month
  • Construction Calculator Premium$6.997 Days
  • Construction Calculator Premium$9.991 Year
Show 2 more
  • Construction Calculator Premium14 Days trial$39.991 Year
  • Construction Calculator Premium$69.991 Year

Questions

Is Builder's Helper MAX free?
Builder's Helper MAX is free to download, with in-app purchases available.
Is Construction Calculator . free?
Construction Calculator . is free to download, with in-app purchases available.
Which has better reviews, Builder's Helper MAX or Construction Calculator .?
Builder's Helper MAX is rated higher. Builder's Helper MAX averages 4.7 out of 5 from 1.7K ratings, while Construction Calculator . averages 4.5 from 71 ratings.
Do Builder's Helper MAX or Construction Calculator . have ads?
Neither Builder's Helper MAX nor Construction Calculator . shows ads.
Which is updated more often, Builder's Helper MAX or Construction Calculator .?
Builder's Helper MAX ships an update monthly, and Construction Calculator . every 4 days. Most recently, Builder's Helper MAX was updated on October 20, 2026 and Construction Calculator . on October 15, 2026.

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