Comparison

Construction Master Pro Calc vs Gleesfun Pro

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

Head to head
About

Construction Master Pro Calc

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

Highlights
  • Dimensional math and conversions
  • Right angle and rafter calculations
  • Area and volume solutions
  • Full trigonometric functions
  • Built-in user's guide and help
  • Save and share calculations
  • Project notes and attachments
Features
Read full description

FREE Try Before You Buy 14 Day Trial; your App Store account is not charged by Apple during the free trial. Rated 4.8 stars with over 1.12M downloads. The trusted construction calculator used by professionals across the US and the world. The go-to feet-inch-fraction calculator for framers, contractors, and builders. Includes Construction Master Pro and Construction Master Pro Trig in one app, with the CMPro Training Guide built in. Built with the same core engine that powers the industry-standard advanced construction-math calculators from Calculated Industries. Award-winning tools trusted by the industry for 40 years. BUILT FOR THE JOBSITE • Framers and carpenters: rafter cuts, stair layouts, lumber quantities, and framing calculations on the job • Builders and general contractors: estimates, material takeoffs, and building layouts • Concrete and masonry: footing volume, block counts, and unit conversions • Roofing contractors: bundles, squares, pitch, and slope in seconds WHY PROFESSIONALS CHOOSE CONSTRUCTION MASTER® PRO • Powerful built-in calculations make CMPro ideal for completing layouts, plans, bids, and estimates • Work in and convert between all common building dimensional formats US & Metric • Built-in right angle functions simplify square-ups, rafters, slopes, and more • Handles framing, roofing, concrete, lumber, and stair calculations in one app • Full trigonometric functions for advanced construction math BUILT-IN SOLUTIONS • Dimensional Math and Conversions • Feet-Inch-Fraction, Inch Fraction, Yards • Decimal Feet and Inches (10ths, 100ths) • Preset Fractions (1/2" through 1/64") • D:M:S, Decimal Degree Entry and Conversions • Full Metric Function (m, cm, mm) RIGHT ANGLE SOLUTIONS • Complete Right Angle/Rafter Calculations • Pitch Key (Slope and Grade) • Rise, Run, Diagonal/Common Rafter Keys • Regular and Irregular Hip/Valley & Jack Rafter Keys • Rafter Cutting Angles (Plumb, Cheek, and Level Cuts) • Stair Layouts (including – Riser Limit, Stairwell Opening, Headroom, Floor Thickness) • Rake-Wall (including Arched) AREA AND VOLUME SOLUTIONS • Square and Cubic • Roof – Bundles, Squares, 4x8 Sheets, Pitch, Plan Area • Drywall, Siding and Paneling 4x8, 4x9 and 4x12 • Column/Cone Area and Volume -- • Basic & Advanced Circular Calculations • Weight per Volume Conversions • Length, Width, and Height Keys • Blocks, Footings SPECIAL FUNCTIONS • Trigonometric Function Keys: Sine, Cosine, Tangent, Arcsine, Arccosine, Arctangent • Board Feet • Studs: Find number On-center • User-Definable Preferences • Cost per Unit (total costs based on unit price) • Equal-Sided Polygon • Compound Miters • Crown Angle • Advanced Paperless Tape APP-ENHANCED FEATURES • Ask CMPro – exact steps for any calculation. AI built on CMPro’s 40 years of proven math • CMPro Toolbelt -- quick access to every tool, customizable for your workflow • Fast Fractions Mode -- dedicated fraction keys for faster, more precise entry • Materials Mode -- streamlined estimating for drywall, roofing, lumber, and more • Project Notes -- create text or voice-to-text notes, set up folders by project or client, add attachments, and share with your crew • EZ Calcs – 100+ forms-based calculators with illustrations for framing, concrete, roofing quantities, and much more. • Searchable Help and how-to videos • Context-sensitive Help -- press and hold any function key for Help text, diagrams, and videos • Save and share calculations and outputs (e.g., cut lists) with others on your crew • Bosch GLM integration -- send measured values into live calculations or Notes SUBSCRIPTION INFORMATION Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Manage or cancel in Apple account Settings > Account (Apple ID) > Subscriptions. TRADEMARKS Construction Master® and Calculated Industries® are registered trademarks of Calculated Industries, Inc. Copyright 2026

About

Gleesfun Pro

This application provides advanced control for a 4K drone, enabling efficient operation and creative aerial photography. Features include real-time return point updates, constant speed cruise, GPS/image following, and gesture controls for capturing stunning visuals.

Highlights
  • Real-time return point update
  • Constant speed cruise
  • GPS/image following
  • Surround flight path generation
  • Gesture photo/video
  • Image parameter adjustment
Features
Read full description

G11MINI 4K Drone Control APP Designed for aerial photography, it integrates core functions into a simple interface to meet the needs of efficient control and creative shooting.APP supports Real-time update of the return point to ensure the safe return of the drone; constant speed cruise to simplify long-distance flights and maintain stable aerial photography. Dual-mode GPS/image following to automatically track moving targets. Auto-generate smooth path with surround flight, easy to shoot movie-grade surround shots. Gesture photo/video free your hands and trigger shooting by simple commands. The image parameter adjustment function supports real-time optimization of image quality.G11MINI 4K helps users focus on creation and capture 4K UHD HD images.

Screenshots

Construction Master Pro Calc4 screens
Gleesfun Pro2 screens

Verdict

The call

The clearest difference is in-app purchases: Gleesfun Pro at none against Construction Master Pro Calc's 20. Gleesfun Pro also leads on rating (5.0 vs 4.8) and iOS requirement (13.0 vs 15.0). Construction Master Pro Calc's advantage is ratings volume (40K vs 1) and update cadence (every 3 weeks vs every 3 months). On price, ads 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. Construction Master Pro Calc sells 12 in-app purchases, starting at $3.69 per month. Gleesfun Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Gleesfun Pro holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Construction Master Pro Calc has 40K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Construction Master Pro Calc ships an update every 3 weeks, Gleesfun Pro every 3 months. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

Scorecard7 real differences · 4 level
Construction Master Pro Calc versus Gleesfun Pro: the parameters behind the verdict, then further details
ParameterConstruction Master Pro CalcGleesfun Pro
PriceFreeFree
Rating4.8 (40K ratings)5.0 (1 ratings) — better
Positive reviews59.9% of reviews—
Number of ratings40K — better1
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#46 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size111 MB304 MB
Age rating12+17+
DeveloperCalculated IndustriesZhuhai Baize Innovation Technology Co., Ltd

Bugs and requests

Construction Master Pro Calc

Reported bugs

3 issues
  • Crashes or freezes on certain devices
  • Calculation errors in some scenarios
  • Inconsistent behavior after updates

Requested features

5 requests
  • Add metric unit support
  • Offer one-time purchase option
  • Improve backup and data transfer
  • Add more customization options
  • Enhance overall user experience

Gleesfun Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Construction Master Pro Calc

Subscriptions12
  • 1 Month Full Access7 Days trial2 variants$3.691 Month
  • 1 Month Full Access14 Days trial4 variants$4.991 Month
  • 1 Month Full Access7 Days trial$4.991 Month
Show 9 more
  • 1 Month Full Access1 Month trial$4.991 Month
  • CMPro Full Access7 Days trial$9.991 Year
  • 6 Months Full Access7 Days trial$19.996 Months
  • 1 Year Full Access7 Days trial$19.991 Year
  • 1 Year Full Access7 Days trial2 variants$29.991 Year
  • 1 Year Full Access14 Days trial4 variants$39.991 Year
  • 1 Year Full Access7 Days trial$39.991 Year
  • 1 Year Full Access1 Month trial$39.991 Year
  • 1 Year Full Access3 Months trial$39.991 Year
None

Gleesfun Pro

No in-app purchases

Questions

Is Construction Master Pro Calc free?
Construction Master Pro Calc is free to download, with in-app purchases available.
Is Gleesfun Pro free?
Gleesfun Pro is free to download, with no in-app purchases.
Which has better reviews, Construction Master Pro Calc or Gleesfun Pro?
Gleesfun Pro is rated higher. Construction Master Pro Calc averages 4.8 out of 5 from 40K ratings, while Gleesfun Pro averages 5.0 from 1 ratings.
Do Construction Master Pro Calc or Gleesfun Pro have ads?
Neither Construction Master Pro Calc nor Gleesfun Pro shows ads.
Which is updated more often, Construction Master Pro Calc or Gleesfun Pro?
Construction Master Pro Calc ships an update every 3 weeks, and Gleesfun Pro every 3 months. Most recently, Construction Master Pro Calc was updated on October 15, 2026 and Gleesfun Pro on October 1, 2026.

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