Rafter Help app icon

Apps Like Rafter Help for iPhone and iPad

Calculate roof pitch and length

Calculate length and associated values for gable roofs. Input room width and ridge height to determine pitch, lengths, and ridge height. Use advanced options to enter pitch in radians, degrees, DMS, or rise/run.

by Armchair Engineering★ 4.5213 ratingsUtilities$1.99Data updated 2026-09-10

Rafter Help screenshots

Ranked alternatives

Showing 61–80 of 1,000 ranked alternatives.

  1. Off-Road Inclinometer app icon

    Off-Road Inclinometer

    Joaquin Tare

    Read pitch and roll values

    Measure vehicle pitch and roll angles during -roading. Set pitch and roll alarms. Log data and export to CSV. Choose or upload custom vehicles. Adjust themes. View compass and essential metrics.

    ★ 4.6781 ratingsUtilitiesFreeData updated 2026-09-21
  2. Tape Measure Camera AR Ruler app icon

    Tape Measure Camera AR Ruler

    IBN Software GmbH

    Dimensions with AR

    Room dimensions using augmented reality. Tap to mark points and view real-time 3D measurements for width, length, height, and distance. Export measurements and save data for future reference.

    ★ 4.2774 ratingsProductivityFreeData updated 2026-09-10
  1. Arc+ app icon

    Arc+

    Mohamed Saad

    Calculate radius, length, and chord

    Arc+ calculates radius, length, width, height, and tangent by inputting two known values. Converts between measurement units. Saves results to a favorites list and shares them with others.

    ★ 4.6118 ratingsUtilitiesFreeData updated 2026-09-18
  2. Block Calculator Plus app icon

    Block Calculator Plus

    Calc Hub, LLC

    Estimate blocks and bricks for walls

    Calculate materials for and brickwork projects. Estimate blocks, bricks, mortar, concrete, and gravel needed. Input wall dimensions in various units. Use calculators for area, volume, and retaining walls.

    ★ 4.8956 ratingsUtilitiesFreeData updated 2026-09-22
  3. Concrete Help app icon

    Concrete Help

    Armchair Engineering

    Calculate volume quickly

    Calculate volume for holes, slabs, or tubes using precise equations. Choose input units from mm, cm, m, inches, feet, yards, or miles. Select output units including cubic mm, cm, m, inches, feet, yards, or miles. Adjust decimal places for precision.

    ★ 4.7115 ratingsUtilities$1.99Data updated 2026-09-10
  4. Map Coordinate app icon

    Map Coordinate

    Xuan Luong Do

    Find coordinates and get directions

    Coordinates can be viewed and shared via decimal degrees, degrees-minute-seconds, degrees-minute-decimal, UTM, and military grid systems. Users can tap a map to retrieve coordinates and directions.

    ★ 4.6660 ratingsUtilitiesFreeData updated 2026-09-12
  5. BuildCalc app icon

    BuildCalc

    42nd Parallel

    Calculate, edit, and track structures

    Offers advanced baluster layout calculations for railings and staircases. Users can input measurements and receive precise spacing and quantity estimates. The simplifies complex construction math with intuitive tools and real-time adjustments.

    ★ 4.774 ratingsUtilities$24.99Data updated 2026-10-31
  6. Roof Area Calculator app icon

    Roof Area Calculator

    Anna Filobok

    Calculate with pitch, width, and length

    Calculate using house width, length, and pitch. Convert measurements between imperial and metric units in real time. Determine from width and length in meters, centimeters, yards, feet, or inches. Convert pitch to degrees or radians.

    ★ 5.02 ratingsUtilities$1.99Data updated 2026-09-06
  7. 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
  8. Mexican Pesos To US Dollars app icon

    Mexican Pesos To US Dollars

    Armchair Engineering

    Convert MXN to USD with precision

    Convert using real-time exchange rates. Choose the number of decimal places for precision. Input amounts and view converted values instantly.

    ★ 4.8769 ratingsUtilities$1.99Data updated 2026-10-14
  9. Construction Calculator Master app icon

    Construction Calculator Master

    Uncaught Exception Inc.

    Calculate and visualize projects

    Perform calculations with math functions and trigonometry. Switch between units like feet, inches, yards, and metric. Visualize measurements and fractions. Track projects with customizable templates. Export results in various formats.

    ★ 4.3433 ratingsUtilitiesFreeData updated 2026-09-06
  10. Ruler ++ app icon

    Ruler ++

    FAPPS WORLD et Cie SCS

    ★ 3.5942 ratingsProductivityFreeData updated 2026-09-08
  11. Utility Spreadsheet app icon

    Utility Spreadsheet

    Luminant Software, Inc

    Spreadsheet power for touch devices.

    The app offers number crunching power with an expanded keyboard for formula entry. Capabilities include formula dragging, limited graphing, sorting, freezing headers, and CSV import/export.

    ★ 4.0728 ratingsProductivityFreeData updated 2026-09-11
  12. Duct Calculator Elite app icon

    Duct Calculator Elite

    Cyberprodigy LLC

    Calculate size, velocity, and pressure drop

    ™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.

    ★ 4.8234 ratingsUtilities$9.99Data updated 2026-10-29
  13. RedX Walls - Design & Build app icon

    RedX Walls - Design & Build

    RedX Technology Inc

    With precision and ease

    Create detailed PDF blueprints for construction projects. Measure in centimeters, millimeters, or feet. ccurate wall designs for rake and tall structures. Save and share blueprints directly.

    ★ 4.6298 ratingsUtilitiesFreeData updated 2026-09-06
  14. Revic Ops app icon

    Revic Ops

    Revic, LLC.

    Calculate ballistics for long range shooting

    Calculate bullet trajectories using a Modified Point Mass Solution with 4 Degrees Of Freedom. Input ballistic coefficients or drag coefficients from Doppler radar analysis. Adjust for wind, elevation, and distance.

    ★ 4.7489 ratingsUtilitiesFreeData updated 2026-09-14
  15. Stair Calculator: Construction app icon

    Stair Calculator: Construction

    Phan Nhat Đang

    Calculate stairs parameters and steps

    Calculate parameters based on run or total run input. Support multiple units for measurements. Determine maximum and minimum step sets. Copy results to clipboard. Access all features with unlimited subscription.

    ★ 4.1738 ratingsUtilitiesFreeData updated 2026-09-21

How we rank alternatives

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