Comparison

Visual Stair Calc vs Construction Calculator Pro #1

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

Head to head
About

Visual Stair Calc

Easily calculate essential stair parameters like riser height and run with a single input. Visualize your design with a 3D model and adjust settings to meet building codes or personal preferences. Supports multiple units and offers professional rounding options.

Highlights
  • Automatic riser and run calculation
  • Adjustable run and stair angle
  • Filter results by code or preference
  • Switchable units (cm, mm, inches)
  • 3D stair model preview
  • Landings on/off
  • Space requirement dimensions
Features
Read full description

Are you designing a stair for your new house? Are you a professional or a contractor assembling stairs for your clients? Are you going to design stair for your new house? Or you are a professional or contractor assembling stairs for your clients? Visual Stair Calc will assist you with calculating basic stair parameters in a straightforward way, in many cases with just a single input. All you need is to set the total rise which is usually the floor-to-floor height. This will trigger the calculation, display results and create a straight stair based 3d preview of the selected result. Key benefits: - Set the total rise to get valid combinations of number of risers and riser height. They are calculated automatically based on filter values. - Adjust the run within a valid range while controlling resulting stair angle and 2H+S rule (2xRiser + Run). - Set value ranges for riser height, unit run, 2H+S and stair angle to filter calculation results according to stair building codes or just your needs - Switch instantly between units: centimetres, millimetres, fractional or decimal inches - Adjust unit precision - Professionals can switch calculation mode to round riser values. Last remaining riser will be adjusted to match the total rise. - Check visually your stair with textured, shadowed, straight stair 3d-model of the selected result. Watch it from different points of view, zoom in/out, rotate or move. - Choose from traditional wooden stair or modern steel baluster structure model - Turn landings on/off - Check space requirements with dimensions - Switch to full screen mode for cleaner screenshots - Check integrated help for quick overview of the app features Privacy policy: This App does not collect nor process any personal data. Credits: This software makes use of icons made by http://www.icons8.com

About

Construction Calculator Pro #1

This app provides advanced construction math tools for builders and contractors. It offers precise calculations for framing, material estimation, and complex angles, helping to reduce errors and save time on the job.

Highlights
  • Dimensional conversions (feet-inch, decimal, metric)
  • Rafter, stair, and angle calculations
  • Area, volume, and material estimations
  • Roofing, drywall, and siding estimates
  • Quick input with preset fraction buttons
Features
Read full description

Construction Calculator Pro #1 The Smartest Tool for Builders, Contractors, and Tradespeople Whether you’re framing a roof, estimating materials, or laying out stairs, Construction Calculator Pro #1 gives you the precision, speed, and reliability you need on the job. Designed for professionals, this app offers a full suite of advanced construction math features — from dimensional conversions to complex angle and rafter calculations — all in one powerful, easy-to-use tool. Key Features: Advanced Construction Math • Easily switch between feet-inch-fractions, decimal feet, metric units, and more • Preset fraction buttons for quick and accurate input • Convert seamlessly between all major formats Rafter, Stair & Angle Solutions • Calculate rise, run, and diagonal instantly • Handle common, hip, valley, and jack rafters with ease • Get precise cuts and angles for stairs, rake walls, and compound miters Area, Volume & Material Estimations • Compute square footage, cubic volume, and plan areas • Estimate roofing (bundles, sheets, pitch), drywall, siding, and more • Quickly calculate block and footing quantities Why Professionals Choose It: • Eliminates guesswork and reduces costly errors • Saves time on-site and during planning • Offers the versatility of two top-tier construction calculators in one app Built for those who build. Download Construction Calculator Pro #1 and put industry-grade power in your pocket. Terms of Use: https://apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://equable-stock-b78.notion.site/Privacy-Policy-230ecf57511e8055b033ff10a63428be

Screenshots

Visual Stair Calc4 screens
Construction Calculator Pro #14 screens

Verdict

The call

The clearest difference is rating: Construction Calculator Pro #1 at 4.5 against Visual Stair Calc's 1.0. Construction Calculator Pro #1 also leads on ratings volume (97 vs 2) and review sentiment (67% vs 50%). Visual Stair Calc's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.0). 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Construction Calculator Pro #1 holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Construction Calculator Pro #1 has 97 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of Visual Stair Calc's written reviews are positive against 67% of Construction Calculator Pro #1's.

UpkeepUpdate frequency

Visual Stair Calc ships an update every 35 months, Construction Calculator Pro #1 every 12 months. The most recent releases landed on September 29, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
Visual Stair Calc versus Construction Calculator Pro #1: the parameters behind the verdict, then further details
ParameterVisual Stair CalcConstruction Calculator Pro #1
PriceFreeFree
Rating1.0 (2 ratings)4.5 (97 ratings) — better
Positive reviews50.0% of reviews66.7% of reviews — better
Number of ratings297 — better
Update frequencyEvery 35 monthsEvery 12 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better17.0
Further details — not scored
Size39 MB15 MB
Age rating4+4+
DeveloperDariusz KalitaOryx

Customer experience

Visual Stair Calc

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Construction Calculator Pro #1

All ratings96 ratings
Positive90.6%
Neutral3.1%
Negative6.3%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

Visual Stair Calc

No in-app purchases

None

Construction Calculator Pro #1

No in-app purchases

Questions

Is Visual Stair Calc free?
Visual Stair Calc is free to download, with no in-app purchases.
Is Construction Calculator Pro #1 free?
Construction Calculator Pro #1 is free to download, with no in-app purchases.
Which has better reviews, Visual Stair Calc or Construction Calculator Pro #1?
Construction Calculator Pro #1 is rated higher. Visual Stair Calc averages 1.0 out of 5 from 2 ratings, while Construction Calculator Pro #1 averages 4.5 from 97 ratings.
Do Visual Stair Calc or Construction Calculator Pro #1 have ads?
Neither Visual Stair Calc nor Construction Calculator Pro #1 shows ads.
Which is updated more often, Visual Stair Calc or Construction Calculator Pro #1?
Visual Stair Calc ships an update every 35 months, and Construction Calculator Pro #1 every 12 months. Most recently, Visual Stair Calc was updated on September 29, 2026 and Construction Calculator Pro #1 on October 24, 2026.

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