Apps Like Protractor Tool app for iPhone and iPad
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.
Bubble Level - Spirit Level
Netviking AB
Measure surfaces, calibrate, save settings
Measure surfaces for levelness and angles with high precision. Calibrate quickly and save settings automatically. Accurate to one tenth of a degree. Supports Retina displays. Align picture frames or check table surfaces.
Decibel Meter Sound Detector
Ashraf Thoppukadavil
Track noise levels in real time
Measure levels in decibels using the device’s microphone. Display real-time audio frequency and dB readings. Apply filters for specific frequency and dB ranges. Share measurements via Messages, Email, WhatsApp, Notes, and other apps.
Pocket Bubble Level XXL
ExaMobile S.A.
Your device with precision
Measures angles and incline using device sensors. Users can align objects horizontally or vertically. The displays real-time angle readings and allows calibration. It supports multiple orientation modes for precise leveling.
Level Tool: Bubble Leveler Pro
MONIQ TAP COMPANY LIMITED
And measure surfaces accurately
Measure horizontal and vertical surfaces with a . Use a laser for precise alignment. Check surface flatness with a spirit . Access inclinometer for angle measurements. Set and track levels for accurate tasks.
Easy Units: currency converter
T-GROUP LLC
Convert units, track measurements, and share results
Measure and convert units for length, weight, temperature, speed, and . Use the built-in ruler tool to measure distances. Convert between units within categories. View conversion history and save frequently used conversions.
Altimeter ∞ Current Altitude
Chen-Yu Wei
Track with GPS precision
Track in meters or feet with real-time updates. Display GPS accuracy and battery usage. Works offline with a clean interface. Ideal for hiking, flight tracking, and outdoor activities.
Ruler®
Tue Nguyen Minh
Measure with ruler, tape, and camera
Measure objects with a camera ruler mode that uses your phone's camera for distance calculations. Switch between inches and centimeters. Adjust measurements with precision sliders. Access a classic ruler and tape measure for manual measurements.
Physics Toolbox Sensor Suite
Chrystian Vieyra
Measure, record, and analyze data
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.
Speedmeter mph digital display
Unicom TOV
Track speed and distance offline
GPS speedometer displays real-time speed for driving, biking, or walking. Measure trip distance offline. Track altitude for planes. Switch between mph, km/h, and knots. Use Today Widget or Apple Watch. Adjust screen color and toggle mirror .
测量工具Pro-专业测量尺子
飞剑 姚
Measure length, track noise levels
Measure lengths with a ruler supporting metric and inch units. Detect ambient noise levels using a decibel meter. Use a protractor tool to measure angles via camera. Calibrate and view objects for precise measurements.
Protractor Edge - Clinometer
嵩 张
Measure angles with device and lines
Measure angles by placing the device on the desired surface and adjusting two lines to align with the angle's sides. Display degrees in real time without needing photos or overhead placement.
How we rank alternatives
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