Right Angle app icon

Apps Like Right Angle for iPhone and iPad

Solve geometry problems without a notepad.

The app calculates properties for triangles, trapezoids, and circles. It accepts various input formats for angles and lengths, displaying results in the chosen format.

by Jerry Mayers★ 3.930 ratingsProductivityFreeData updated 2026-09-10

Right Angle screenshots

Ranked alternatives

Showing 61–80 of 1,000 ranked alternatives.

  1. FSWizard app icon

    FSWizard

    Eldar Gerfanov

    Calculate cutting speed and feed automatically

    Calculate cutting speed and feed for CNC milling and turning by selecting work and tool materials. Recommend chip-load and cutting depth. Supports chip thinning and HSM machining. Suggests optimal parameters to balance tool life and efficiency.

    ★ 4.647 ratingsProductivityFreeData updated 2026-09-08
  2. Toolbox™ app icon

    Toolbox™

    Tue Nguyen Minh

    Edit files, manage data, and organize tasks

    Manage files with drag-and-drop organization. Access a flashlight with adjustable brightness. Use a calculator, note taker, and screen recorder. Includes calendar, timer, and widget tools. Sync data across devices.

    ★ 4.74,293 ratingsUtilities$1.99Data updated 2026-09-08
  1. Protractor+ app icon

    Protractor+

    Tue Nguyen Minh

    Measure angles in degrees and radians

    Measure angles using your iPhone as a protractor. Select degrees or radians. Adjust the angle visually with intuitive controls.

    ★ 4.110,412 ratingsUtilitiesFreeData updated 2026-09-08
  2. Fraction Help app icon

    Fraction Help

    Armchair Engineering

    Solve fractions and view steps

    Solve equations with addition, subtraction, multiplication, and division. View step-by-step working to understand solutions. Handle mixed and partial fractions. Convert between decimals and fractions. Find factors of numbers or common factors.

    ★ 4.4207 ratingsUtilitiesFreeData updated 2026-09-08
  3. Unit Converter - Convert all app icon

    Unit Converter - Convert all

    oWorld Software

    Convert currencies, weights, and units instantly

    Convert units for currency, weight, length, volume, and temperature. Input values and select units for instant . Access real-time currency rates. Share results or copy to clipboard for quick use.

    ★ 4.613,512 ratingsTravelFreeData updated 2026-09-08
  4. Angle Finder - Trig Calculator app icon

    Angle Finder - Trig Calculator

    Shital Gorasiya

    Calculate angles, solve triangles, and compute trigonometric

    Calculate angles, side lengths, and hypotenuse of triangles. Determine arc radius, arc length, chord length, and chord height. Solve trigonometric problems with precise formulas and tools. Input measurements to get accurate geometric results.

    ★ 1.01 ratingsUtilitiesFreeData updated 2026-09-06
  5. Unit Circle Calculator PRO app icon

    Unit Circle Calculator PRO

    Glindemann, Sennoun, Langer GbR

    Calculate trigonometric values step by step

    Calculate trigonometric values for the by inputting radians or angles. Display step-by-step solutions and support negative numbers, decimals, and fractions. Save calculations in history and share results.

    ★ 4.724 ratingsEducation$1.99Data updated 2026-09-06
  6. Tape Measure Calculator Pro app icon

    Tape Measure Calculator Pro

    Bugfoot Studios LLC

    Calculate measurements directly on the

    Calculate measurements with addition, subtraction, multiplication, and division. Convert between decimals and fractions. Display results directly on a visual interface. Mark precise positions without manual calculations.

    ★ 4.82,221 ratingsUtilities$4.99Data updated 2026-09-10
  7. ArcCalc app icon

    ArcCalc

    Roseller Sunga

    Calculate arc dimensions with two values

    Calculate arc dimensions including radius, length, width, height, apothem, angle, and area. Input any two values to derive the rest. Useful for carpenters, architects, and engineers. Supports complex mathematical calculations.

    ★ 4.8268 ratingsProductivityFreeData updated 2026-09-08
  8. Pipe Trades Pro Calc app icon

    Pipe Trades Pro Calc

    Calculated Industries, Inc.

    Try before you buy with free trial

    Perform length calculations, determine fittings angles, and estimate material requirements. Access schedules, standards, and industry-specific data. Convert units and calculate pressure drops. Save and export calculation results.

    ★ 4.84,282 ratingsUtilitiesFreeData updated 2026-09-08
  9. jCalc – Scientific Calculator app icon

    jCalc – Scientific Calculator

    Jon Ericksen

    Calculate fractions and decimals instantly

    Solve mathematical problems with fraction, decimal, and equation input. Display results in decimal, rational, , or trigonometric formats. Support up to 16 decimal places for precise calculations.

    ★ 4.6258 ratingsUtilitiesFreeData updated 2026-09-09
  10. Pipe Fitting app icon

    Pipe Fitting

    Sarah Ragab

    Calculate layouts quickly and accurately

    Calculator helps users compute offsets and rolling offsets for precise layout planning. Input measurements to calculate basic or advanced rolling angles. Generate detailed reports and save calculations for future reference.

    ★ 4.768 ratingsProductivityFreeData updated 2026-09-06
  11. HVAC & Sheet Metal Calculator app icon

    HVAC & Sheet Metal Calculator

    Calculated Industries, Inc.

    Calculate duct offsets and angles

    Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.

    ★ 4.955 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.