Best Slope Calculator Apps

227+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated April 2026

Slope Calculator is the household name in slope calculator, but it's far from the only option. We track 227+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Top Picks for Slope Calculator

Slope Calculator - Calc#1

Slope Calculator - Calc by Phan Nhat Đang

Ratio, Angle, Length, Percent
Editor's Choice
πŸ”§ Utilities
4.3(101 ratings)
FreeAdsIn-App Purchases
Slope Calculator - Calc screenshot 1
Slope Calculator - Calc screenshot 2
Slope Calculator - Calc screenshot 3

This application calculates slope, angle, percentage, and ratio, allowing users to easily obtain the necessary numbers by entering just two sides of a right triangle. Try it out to simplify your calculations and get accurate results quickly.

Slope Calculation Tool#2

Slope Calculation Tool by Riyad Habash

Incline, Percentage & Ratio
Strong Contender
πŸ” Reference
4.3(75 ratings)
Free
Slope Calculation Tool screenshot 1
Slope Calculation Tool screenshot 2
Slope Calculation Tool screenshot 3
Slope Calculation Tool screenshot 4
Slope Calculation Tool screenshot 5

This tool calculates essential information about a ramp, including slope, length, and height, based on just two inputs, and offers various calculation scenarios. It also features a built-in tool to measure the slope of an existing ramp or surface using your device, providing accurate results with proper use.

Bubble Level: AR, Angle Finder#3

Bubble Level: AR, Angle Finder by Jens Rieckhof

Inclinometer & Ruler Measure
Worth Considering
πŸ”§ Utilities
4.5😞(664 ratings)
FreeAdsIn-App Purchases
Bubble Level: AR, Angle Finder screenshot 1
Bubble Level: AR, Angle Finder screenshot 2
Bubble Level: AR, Angle Finder screenshot 3
Bubble Level: AR, Angle Finder screenshot 4
Bubble Level: AR, Angle Finder screenshot 5

Transform your phone into a highly accurate bubble level and measurement tool with ease. Ideal for DIY enthusiasts and professionals, this app offers versatile measurement tools, augmented reality features, and simple calibration for precise results. Download now to elevate your projects with unparalleled precision!

What We Love

  • πŸ‘ Simple and easy to use
  • πŸ” Accurate angle measurements
  • πŸ› οΈ Helpful for various tasks (telescopes, leveling, etc.)

Room to Improve

  • πŸ€‘ Expensive ad removal
  • πŸ€– Unreliable calibration
  • πŸ’€ Constant interruptions and ads

More Slope Calculator apps to explore

4
Underground Safety
Underground Safety
Underground Safety
Slope Calculator
Free

This handy tool helps construction workers make informed decisions about excavation safety by comparing the pros and cons of sloping versus shoring and shielding equipment. Simply input soil type and excavation dimensions to get calculated results and a visual guide, and even save and share the data as a PDF.

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5
Construction Master Pro Calc
Construction Master Pro Calc
Construction Master Pro Calc
Feet Inch Fraction Calculator
Free

An essential tool for professionals working with dimensions, this app optimizes speed and accuracy while reducing errors. Try it for free before purchase on your App Store account. Ideal for enhancing productivity on the go.

πŸ”§ Utilities
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6
Measure Angles - Bubble Level
Measure Angles - Bubble Level
Measure Angles - Bubble Level
Protractor, Clinometer, Slopes
Free

"Access a versatile suite of precision measurement tools in one app, including a protractor, clinometer, and bubble level. Perfect for professionals and DIYers for accurate angle and level measurements on the go. Download now for all your measuring needs!"

πŸ”§ Utilities
(1.5K)
7
Feet and Inches Calculator
Feet and Inches Calculator
Feet and Inches Calculator
Perfect Construction Calc!
Free

Calculate measurements with ease using this construction calculator designed for quick and accurate results. Perfect for all your project needs – download now and simplify your work!

πŸ”§ Utilities
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8
Slope Calculator
Slope Calculator
Slope Calculator
Construction & Survey
$9.99
$13.99 | 29% OFF

This powerful construction assistant app provides instant slope-related calculations for various projects, including elevation differences, drainage solutions, and custom slope requirements, with a user-friendly interface and professional documentation features. Download now and take the guesswork out of slope calculations to ensure proper water flow and meet building codes.

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(3)
9
Slope Calc - Step by step
Slope Calc - Step by step
Slope Calc - Step by step
Slope Calculator
Free
πŸ”§ Utilities
(0)
10
Slope Finder
Slope Finder
Slope Finder
Calculate Slopes Accurately
Free
πŸ“š Education
(0)
11
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

πŸ”§ Utilities
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12
Construction Calc Pro 7
Construction Calc Pro 7
Construction Calc Pro 7
82 construction calculators.
Free
$3.99 | 100% OFF

This construction calculator tool offers 82 powerful and precise calculators to help with various construction tasks, allowing users to enter measurements in feet/inches or metric and get accurate results. With its user-friendly interface and high-visibility display, it's perfect for professionals and DIYers who want to streamline their workflow and get precise calculations - try it out and make your construction projects a breeze!

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13
Feet&Inches Calculator
Feet&Inches Calculator
Feet&Inches Calculator
Fraction Calculator
Free

Discover the perfect workout companion with personalized fitness plans, exercise tracking, and social features. Take your fitness journey to the next level - download now!

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14
Gravel Calculator Plus
Gravel Calculator Plus
Gravel Calculator Plus
by Inch Calculator
Free

Estimate the amount of gravel, stone, sand, and more for your projects with this free gravel calculator. Get accurate measurements in tons, cubic yards, and cubic meters. Trusted by millions worldwide, it's your go-to tool for landscaping and hardscaping projects!

πŸ”§ Utilities
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15
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

A versatile calculator app for iPhone and iPad offering over 40 calculators and unit converters for finance, health, and more. Simplify your calculations with just one app today!

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16
GeoGebra Calculator Suite
GeoGebra Calculator Suite
GeoGebra Calculator Suite
Graph, construct, create
Free

Explore and learn math and science with a powerful calculator suite. Plot functions in 2D and 3D, solve equations, find derivatives, create geometric constructions, and analyze mathematical concepts with dynamic tools. Join millions worldwide in discovering the wonders of math and science today.

πŸ“š Education
(51)
17
Construction Calculator
Construction Calculator
Construction Calculator
Feet Inch Calculator
Free

A top-rated Construction Calculator designed for iPhone and iPad, catering to carpenters' needs for precise inch, feet, and fraction calculations. Packed with user-friendly features and an elegant design for seamless usability. Experience award-winning accuracy at your fingertips – download now for professional construction calculations!

πŸ”§ Utilities
(554)
18
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!

πŸ”§ Utilities
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19
Panecal Scientific Calculator
Panecal Scientific Calculator
Panecal Scientific Calculator
For engineers and students
Free

A scientific calculator app designed for engineers and students, offering features like formula display, quick editing, memory functions, and various calculation modes. Improve accuracy and efficiency with easy formula navigation and editing tools. Explore advanced functions for different number systems and mathematical operations.

πŸ”§ Utilities
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20
Roof Calculator: Pitch, Angle
Roof Calculator: Pitch, Angle
Roof Calculator: Pitch, Angle
Cost, area, material: m2, ft2
Free

This application helps users calculate the area and cost of their roof by simply entering the roof size or house area parameters. It provides an easy and automatic way to get accurate calculations for roof area and material costs in both square meters and square feet.

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