Best apps like Stair Help

10+ similar apps compared and reviewed

4.3 avg rating
8 free apps
Updated July 2026

Whether you want more options like Stair Help or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Stair Help

Stair Calculator: Run & Rise#1

Stair Calculator: Run & Rise by Do Tri

Stair Calculator - Stringer
Editor's Choice
πŸ”§ Utilities
4.1(33 ratings)
FreeIn-App Purchases
Stair Calculator: Run & Rise screenshot 1
Stair Calculator: Run & Rise screenshot 2
Stair Calculator: Run & Rise screenshot 3
Stair Calculator: Run & Rise screenshot 4
Stair Calculator: Run & Rise screenshot 5
Stair Calculator: Run & Rise screenshot 6

This app offers tools to simplify stair design and construction calculations. It visualizes stair appearance based on total run and rise, allowing adjustments to the number of steps and their dimensions. Results can be easily shared.

RedX Stairs - 3D Calculator#2

RedX Stairs - 3D Calculator by RedX Technology Inc

Design & Calculate Stairs
Strong Contender
πŸ”§ Utilities
4.5😞(397 ratings)
FreeIn-App Purchases
RedX Stairs - 3D Calculator screenshot 1
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This app simplifies complex stair calculations and designs with advanced 3D visualization. It offers a comprehensive suite of calculators for various stair types, supporting multiple measurement units and providing detailed, to-scale plans for professionals and DIYers.

What We Love

  • πŸ‘ Great for pros and new users
  • πŸ’‘ Detailed project PDFs
  • πŸ’‘ Excellent for riser stairs
  • πŸ’‘ Handles complex stair designs

Room to Improve

  • πŸ‘Ž App gets stuck on opening screen
  • πŸ‘Ž Scam to charge $60
  • πŸ‘Ž Subscription expired, can't view/edit
RedX Roof - Rafter Calculator#3

RedX Roof - Rafter Calculator by RedX Technology Inc

Rafters, Valleys, Trusses
Worth Considering
πŸ”§ Utilities
4.7😐(810 ratings)
FreeIn-App Purchases
RedX Roof - Rafter Calculator screenshot 1
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RedX Roof - Rafter Calculator screenshot 4
RedX Roof - Rafter Calculator screenshot 5
RedX Roof - Rafter Calculator screenshot 6

This app is a 3D roof builder and rafter calculator for contractors and DIYers. It automatically generates professional blueprints with labeled parts, cut lists, and material estimates. Design complex roof systems in interactive 3D and export plans for the job site.

What We Love

  • πŸš€ Great app
  • πŸ‘ Easy to use
  • πŸ‘ Helpful for roofing work
  • πŸ‘ Saves time

Room to Improve

  • πŸ› Crashes
  • πŸ”’ Requires account signup
  • πŸ’° Paid features

More apps like Stair Help

4
Chippy Tools: Construction
Chippy Tools: Construction
Chippy Tools: Construction
Construction Calculator
Free

This app simplifies complex calculations for construction professionals. It offers a variety of tools for tasks like spacing, measurements, and material estimation, helping to reduce errors and save time on job sites. Available on iPhone and iPad, it aims to be an essential tool for tradespeople.

Baluster spacing calculatorFlat run attached baluster calculatorSquare calculator
πŸ”§ Utilities
(946)
freemium
5
RedX Decks - 3D Deck Builder
RedX Decks - 3D Deck Builder
RedX Decks - 3D Deck Builder
Design, Visualize & Build
Free

Design and visualize complex deck structures, including roofs and stairs, with automatic framing and structural calculations. Generate professional, permit-ready blueprints and detailed material lists for efficient construction.

3D deck and roof designAutomatic framing layoutsStructural calculations
πŸ”§ Utilities
(476)
free with in-app purchases
6
Stair Calculator Plus
Stair Calculator Plus
Stair Calculator Plus
Calculate Stair Rise and Run
$2.99

This utility app assists with stair design by instantly calculating crucial measurements like rise, run, and rail angle. It supports high precision with up to 16 decimal places and offers flexibility with various input units. Results can be easily copied to other applications for seamless workflow integration.

Instant stair rise and run calculationCalculate stair rail angleDetermine stringer length
πŸ”§ Utilities
(18)
paid
7
Stair Stringer
Stair Stringer
Stair Stringer
Calculates Stringer Measures
$1.99

This app calculates all necessary measurements for building a stair stringer, including risers, run, angle, and length. Easily adjust parameters and switch between Imperial and Metric units. Share your calculated results via email or text.

Calculates stair risers and runDetermines stair angle and stringer lengthCalculates step height and tread depth
πŸ”§ Utilities
(75)
paid
8
CMM Stair Rail Calculator
CMM Stair Rail Calculator
CMM Stair Rail Calculator
Tool for fence contractors
Free
πŸ”§ Utilities
(0)
9
Buildr - Building Calculator
Buildr - Building Calculator
Buildr - Building Calculator
Measure - Plan - Build
Free

This app streamlines construction calculations for professionals and DIYers. It simplifies complex math for projects like roofing, staircases, and material estimation, offering interactive tools for precise measurements and reduced waste.

Interactive wall framingStaircase builderCubic and square meter tally
πŸ”§ Utilities
(13)
free with in-app purchases
10
Stair Calculator: Construction
Stair Calculator: Construction
Stair Calculator: Construction
Step, Run, Rise, Angle, Length
Free

This app calculates essential parameters for stair construction, offering flexibility in input and providing multiple step set options. It supports various units and allows results to be easily copied.

Calculate stair construction parametersFlexible input for Run or Total RunDetermine largest and smallest step sets
πŸ”§ Utilities
(732)
free with in-app purchases