Measure angles and convert units
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.
Showing 321–340 of 1,000 ranked alternatives.
V PUGAZHENTHI
Convert units, calculate values, switch categories
Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.
Evolv Developments Pty. Ltd.
Calculate, estimate, and plan projects
Calculate construction measurements with precise formulas for roofs, walls, and angles. Input dimensions to generate material quantities. Convert units and estimate costs. Save and share project data. Sync with construction plans.
FORBIS s. r. o.
Control lights with Apple Watch
Control lights remotely via Apple Watch. Use spirit level, compass, and ruler for measurements. Access flashlight with sound effects. All are free and easy to use.
Sten Kaiser
Measure speed with motion detection
Measure speed of vehicles, boats, skiers, cyclists, and animals using motion detection. Track moving objects with a handheld device. Includes three speed measurement tools and two distance estimation tools.
James Rowe
Manage tools, track projects, and organize workflows
Perform machine shop calculations for diameters, angles, and threads. Convert between imperial and metric units. Access formulas for gear ratios and thread pitch. Store and retrieve frequently used values. Export results in printable format.
VELUX A/S
Measure roof pitch for window selection.
The app measures a roof's pitch to help select a roof window. The roof window's height and placement adjust based on the roof's pitch.
Hoang Khanh Nguyen
Explore trigonometry with an interactive circle.
The app provides an interactive unit circle to explore relations between angles and trigonometric ratios. It includes an exact trigonometric ratios table and a handbook of trigonometric formulas.
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.
Jacob Parker
Objects with your iPhone
Distances with a 5-meter by aligning the phone on a surface and sliding it for accurate readings. Use mode to small objects by placing the phone between them and viewing the result. Save and share measurement data directly.
URVO PIIRISILD
Measure objects instantly with your phone
Measure objects using screen or AR camera for precise dimensions. Switch between inches, centimeters, and millimeters. Capture and save measurements for later reference. Share results via email or messaging.
Scott DeSapio
Convert units of instantly
Convert between common measurements such as milliliters, liters, cups, pints, quarts, and gallons. Input a value and select units to switch between them. Save frequently used conversions for quick access.
GENOVA Softworks
Create, edit, and share digital art
Create by tracing virtual projections of photos on paper, easels, or any surface. Adjust drawing tools for precision. Learn drawing techniques with guided tutorials. Save and share finished pieces. Sync drawings across devices.
新玲 张
Tune instruments and learn chords
Precision tuning with real-time feedback for multiple instruments. Learn and practice chords with interactive lessons. Adjust tuning for different musical scales. Share tuning results and track progress over time.
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