Calculate all aspects of a ramp's dimensions, including slope, run, length, and rise. It can also measure the slope of existing surfaces using your device's sensors. Supports various input combinations for flexible calculations.






247+ iOS apps curated and reviewed
Every iPhone needs a few good slope calculator plus apps. We benchmark 247+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $2.99 | — | No | No | May 2026 | |
| 2 | Free | — | No | No | May 2026 | |
| 3 | Free | 4.3★ (75) | No | No | Jul 2026 | |
| 4 | Free | 4.6★ (36K) | Yes | Yes | Aug 2026 | |
| 5 | Free | 4.9★ (409K) | Yes | No | Aug 2026 | |
| 6 | Free | 4.7★ (61K) | No | No | Aug 2026 | |
| 7 | Free | 4.6★ (10K) | Yes | Yes | Aug 2026 | |
| 8 | Free | — | Yes | Yes | Aug 2026 |















Calculate all aspects of a ramp's dimensions, including slope, run, length, and rise. It can also measure the slope of existing surfaces using your device's sensors. Supports various input combinations for flexible calculations.


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 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.


This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.


This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.




This app provides professional-grade calculations for slope, elevation, and distance, essential for surveyors, engineers, and contractors. It features real-time updates, visual diagrams, and project organization with iCloud sync.


This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.


This professional construction calculator assists with precise measurements for slopes, roof pitches, stairs, ramps, and grading. It offers instant calculations with live diagrams and supports both imperial and metric units for various construction and DIY projects.


This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.


This application helps users calculate linear equations in slope-intercept form. It provides detailed step-by-step explanations and visual graphs for better understanding. Supports multiple input methods for flexibility.




This app provides a comprehensive suite of tools for construction professionals and DIY enthusiasts. It offers precise calculations for decking, roofing, stairs, concrete, and more, with support for both metric and imperial units. Designed for jobsite use, it works offline and provides clear visuals for accurate on-site measurements.


Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.


This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.




This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

