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 321–340 of 1,000 ranked alternatives.

  1. Electrician's Helper app icon

    Electrician's Helper

    Sam Virgillo

    Calculate voltage, current, and power

    Calculate voltage, current, and power in 3-phase delta and wye circuits. Determine conductor ampacity using NEC and CEC tables. Compute voltage drop based on length, size, current, and temperature.

    ★ 4.413 ratingsProductivity$12.99Data updated 2026-11-03
  2. Universal Converter. app icon

    Universal Converter.

    V PUGAZHENTHI

    Convert units across 64 categories

    Convert units across 64 categories with 1333 units and 53742 conversions. Switch between acceleration, angle, area, and other measurements. Find color codes and convert cooking measurements.

    ★ 4.312 ratingsUtilities$4.99Data updated 2026-09-08
  3. Measure Area app icon

    Measure Area

    William Coates

    Shapes, edit edges, copy values

    Lets users calculate the , perimeter, and length of horizontal or vertical shapes. They can edit or delete edges, take photos, and copy measurements to the clipboard.

    ★ 4.09 ratingsUtilitiesFreeData updated 2026-09-06
  4. Landscape Garden Calculator app icon

    Landscape Garden Calculator

    Vladislav Zhirnov

    Measure, calculate, and estimate projects

    Calculate material quantities for landscaping projects by entering dimensions and selecting materials. Generate take-offs for gravel, soil, mulch, and concrete in cubic yards or meters. Export estimates and track project costs.

    ★ 3.912 ratingsUtilitiesFreeData updated 2026-09-06
  5. Calculator PanecalST Plus app icon

    Calculator PanecalST Plus

    Noriyasu Kutsuzawa

    Edit formulas, check calculations, reuse past entries

    Calculate mathematical expressions with formula input and real-time validation. Edit formulas by tapping or using arrow keys. Reuse previous formulas to update values and recalculate.

    ★ 4.915 ratingsUtilities$1.99Data updated 2026-09-08
  6. iRuler Plus app icon

    iRuler Plus

    CONG DUC TRAN

    Measure length with your phone

    Measure lengths in centimeters or inches by placing the iPhone beside an object and moving it while touching the screen. Use a long scroll ruler up to 120 cm or a stick ruler with two sliders for small items.

    ★ 1.715 ratingsUtilitiesFreeData updated 2026-09-12
  7. Hydraulic-Calculator app icon

    Hydraulic-Calculator

    Zanthic Automation Inc.

    Calculate forces and speeds

    Calculate cylinder forces and speeds. Determine pump speed, torque, and power using displacement, flow, and pressure. Compute fluid velocity, cross-sectional area, and Reynolds number for lines.

    ★ 4.117 ratingsProductivityFreeData updated 2026-09-08
  8. EZ Garage+ app icon

    EZ Garage+

    Microcad Software S.L.

    Design garages with cabinets and finishes.

    The app allows users to design garages by inserting cabinets, furniture, and accessories. Users can select materials and finishes, save designs, and email them in various formats like PDF, PNG, JPG, or DXF.

    ★ 1.616 ratingsProductivityFreeData updated 2026-10-27
  9. Audiofile Calc — LUFS, dB, Hz app icon

    Audiofile Calc — LUFS, dB, Hz

    Audiofile Engineering, LLC

    Calculate audio parameters and settings

    Calculate note lengths and bar lengths for musical compositions. Convert time signatures and tempo. Adjust beat divisions and measure counts. Export results and share calculations.

    ★ 4.513 ratingsMusicFreeData updated 2026-09-08
  10. UNITS MASTER app icon

    UNITS MASTER

    Intemodino Group s.r.o.

    Convert of length and distance

    Convert of length, distance, and area between US/imperial and metric systems. Switch between mils, inches, feet, miles, and metric like millimeters, meters, and kilometers. Calculate conversions for area measurements as well.

    ★ 4.36 ratingsProductivity$6.99Data updated 2026-09-15
  11. Pipe Fitter Tools app icon

    Pipe Fitter Tools

    Kevin Morneault

    Pipe fitting calculators for common tasks.

    The app offers multiple calculators for pipe fitting tasks. It includes converters for temperature and linear length, along with tools for calculating pipe pitch and weight.

    ★ 1.36 ratingsProductivity$0.99Data updated 2026-10-28
  12. Calculator for School app icon

    Calculator for School

    KRASHSOFT LLC

    Calculate, convert, solve, and graph

    Calculate with four modes: basic for arithmetic and percentages, scientific for algebra and trigonometry, programming for command line expressions in multiple numerical systems, and minimalist for simplicity.

    ★ 4.511 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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