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
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.
™ 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.
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.
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.
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.
Convert to adjustable voice, pitch, and speed. Choose from multiple voices. Read from files, typed input, or scanned documents via camera. Edit before playback. Save and share audio outputs.
Calculate , base material, and sealcoat quantities for paving projects. Input dimensions in various units and receive results in tons, cubic yards, or cubic meters. Estimate material costs based on input measurements.
Calculate volume for slabs, footings, columns, walls, and stairs in cubic yards, feet, or meters. Estimate needed, determine weight and bag requirements. Calculate rebar spacing and truckloads.
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.
The app calculates properties for triangles, trapezoids, and circles. It accepts various input formats for angles and lengths, displaying results in the chosen format.
Calculate time values by adding, subtracting, and multiplying and . Input time values directly without converting to decimals. Display results in and format.
Allows users to perform calculations directly within compatible apps. Input equations using the . Dark Mode is supported. Full iPadOS compatibility is available. Customization options are provided.
Perform calculations using a basic, scientific, currency, and units calculator. View calculation history, convert numbers to speech, and synchronize results across all calculator modes.
Perform calculations with feet, inches, and fractional inches. Add, subtract, multiply, divide, and compute roots or powers. Scale drawings using the scaling feature. Convert and manage measurements directly within the .
Calculate size for round or rectangular ductwork. Adjust airflow, diameter, width, or height using sliders. Enter values directly for precise measurements. Lock friction calculations for accurate results.
Perform complex calculations with trigonometric, statistical, and combinatorial functions. Define and evaluate custom equations. Graph mathematical expressions and explore multiple variables. Save and reuse calculations for future use.
Multiple images simultaneously with customizable pixel dimensions. Choose from four modes including fixed width, fixed height, maximum pixel, aspect fill, or aspect fit. Export resized images in selected formats.
Measure angles with precision up to 0.02°. Use surface and auto-select features for accurate readings. Convert angles between degrees, grade, and roof pitch. Includes a ruler for actual size measurements. No advertisements.