Calculate , elevation difference, and distance using input values. Store and retrieve calculation history. Sync data across devices with iCloud. Share results via email or copy-paste.
by John Lein★ 5.01 ratingsProductivity$9.99Data updated 2026-09-08
Measure angles of elevation, slope, and incline using device motion. Determine roll angles for vehicles and aircraft. Calculate roof pitch and antenna look angles. Align pictures and measure tape or chain slopes.
Calculate as angle, percentage, or ratio using a right triangle. Enter two sides to find the remaining values. Display results clearly with unit options. Save and share calculations.
Calculate measurements and perform unit conversions for projects. Perform trigonometric calculations and angle measurements. Access a full user guide and use built-in formulas for precise calculations.
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Convert units between different measurement systems.
Check levels with three viewing options: surface, portrait, and landscape. Display angle and slope in percentage. Calibrate with all four sides. Includes carpenter's level, angle measurement, surface flatness, line level, and compass tools.
Distances and angles using augmented reality and on-screen rulers. Tap to mark points and calculate lengths. Export measurements as text or image. Sync with other devices for collaborative projects.
Measure surface slope in two directions with degree and percentage display. Calibrate before use for accurate readings. Hold function locks current measurement.
A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.
Track and measure roof dimensions using a sketch tool and positioning features. Preview roofs on maps or import images/blueprints. Save measurements and label lines. Take and save photos for documentation.
A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.
Model points and lines on a plane with colored elements and pair labels. Use a 19x15 grid or dot/square grid. Display tables of values and sliding axes. Graph ordered pairs, distance, and transformations. Plot ratios, rates, and linear equations.
Calculate excavation slope requirements based on soil type and dimensions. Compare sloping vs. shoring options. Generate visual diagrams for guidance. Save results for future reference.