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
Perform complex calculations with scientific functions and engineering tools. Input equations, use memory functions, and switch between degrees and radians. Save results and view calculation history.
Convert units of length, weight, area, liquid volume, and temperature between US and metric systems. Select the category, input the value, and instantly convert to the desired .
Calculate decking and flooring materials with area, board runs, spacing, and waste allowance. Generate material takeoffs for boards and joists. Measure roof coverage, sheet counts, overhangs, pitch, angle, and rafter lengths.
Resize images to custom sizes with pixel, millimeter, centimeter, or inch units. Maintain aspect ratio by linking width and height fields. Save, email, print, or share edited images. No ads or in- purchases.
Calculate by entering length, width, and thickness. Optionally specify number of pieces, waste percentage, and cost per . Provides total and cost calculations.
Allows users to create and edit spreadsheets with formula dragging, sorting, and header freezing. It supports csv import/export for compatibility. Includes limited graphing features. Features an expanded keyboard for easy equation input.
Offers guided breathing exercises including and Sama Vritti. Users can select sessions based on duration. Features include calming music, sleep aids, and meditation guidance for stress reduction. Track progress and set relaxation goals.
The app calculates pipe offsets, fittings, and dimensions using Imperial or Metric standards. It determines pipe cut lengths and generates values for cutting any angle fitting from a 90-degree fitting.
C- Pro allows calculations in feet, inches, and fractional inches. It includes modules for material estimates, crown moulding, conversions, area, volume, and arc calculations.
Calculate area and cost based on entered dimensions or house size. Input measurements to get automatic estimates. Export results for reference and share with professionals.
Calculate earthwork material requirements by entering project parameters to determine area and volume. Input weight or volume units for and total material needed. Support multiple length, weight, and volume units for accurate calculations.
Edit formulas, check calculations, reuse past entries
Enter and edit mathematical formulas with real-time validation to prevent errors. Reuse past formulas to adjust values quickly. Navigate expressions using a cursor or arrow keys. Swipe to switch between calculation modes and view results instantly.
Measure angles, level surfaces, and track progress
Measure angles and slopes with the protractor tool. Use the level function to check horizontal, vertical, and 45° angles. Measure height, length, and width with the caliper tool.
Convert units for weight, length, temperature, volume, area, speed, and time. Access size charts for clothing and accessories. Perform everyday conversions like cooking measurements and tyre pressure.
Calculate coffee bean weight and water volume based on desired strength and total brew amount. Adjust values in real time to see impact on final ratio. Export and edit brew parameters for future reference.
Calculate values with hours, minutes, and seconds. Perform math operations including multiplication and division. Convert between distances and standard numbers. Track splits and paces for -based activities.