244+ iOS apps curated and reviewed
Out of 244+ stair calculator plus apps on iOS, 14 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $2.99 | 3.0★ (18) | No | No | Jul 2026 |
| 2 |  | Free | 4.1★ (33) | No | Yes | Jul 2026 |
| 3 |  | Free | 4.5★ (405) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.1★ (732) | Yes | Yes | Jul 2026 |
| 5 |  | Free | — | Yes | Yes | Jul 2026 |
| 6 |  | $1.99 | 4.7★ (75) | No | No | Jun 2026 |
| 7 |  | Free | 4.6★ (36K) | Yes | Yes | Aug 2026 |
| 8 |  | $1.99 | 4.6★ (239) | No | No | Aug 2026 |
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.
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.
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.
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.
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.
This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.
This application simplifies staircase construction by accurately calculating essential measurements like riser, going, and stringer lengths. It offers customizable units, riser height, and precision settings for fractions and decimal places.
This construction calculator streamlines measurements with a visual ruler and smart keypad, reducing taps for faster calculations. It offers real-time results, history recall, and one-handed operation for tradespeople.
This app calculates precise baluster spacing for handrails, accommodating both flat and sloped surfaces. It provides detailed measurements for installation, including the number of balusters, spacing between them, and marking points. Users can also switch between metric and imperial units for convenience.
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
Easily design ideal staircases with a single measurement. This app calculates all necessary dimensions, accounts for flooring thickness, and provides detailed blueprints. It includes unique features like a headroom clearance tool for professional, code-compliant results.
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.
This app calculates stair stringer dimensions for builders and DIYers. It provides clear options based on rise and going, with code compliance checks. All calculations and projects are saved on the device for offline use.
This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.