Easily measure tilt angles with this free protractor app. It displays inclination from 0 to 359 degrees, along with gradient percentages and angles summing to 180 or 360 degrees. Switch to theodolite mode to set a specified angle to zero.

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Looking for free Angle app reviews and ratings apps? 18 of our 220+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Easily measure tilt angles with this free protractor app. It displays inclination from 0 to 359 degrees, along with gradient percentages and angles summing to 180 or 360 degrees. Switch to theodolite mode to set a specified angle to zero.






This app provides a free, accurate golf GPS rangefinder and digital scorecard. It offers features like shot tracking, handicap estimation, and daily instruction tips. Premium upgrades unlock advanced analytics, club recommendations, and personalized training plans.




This utility app functions as a digital bubble level, angle meter, and tilt meter. It helps users align picture frames, measure slopes, and assist with home decoration. Calibration instructions are provided for accurate measurements.


Measure angles precisely using your device's sensors. It functions as both a protractor and a 3D angle meter, allowing you to determine angles between surfaces or lines on a plane with high accuracy. Save your measurements by taking photos with the angle recorded.


This app provides an accurate and easy-to-read compass for outdoor activities like hiking and camping. It displays heading, magnetic north, cardinal directions, temperature, and altitude. A flashlight is also included for nighttime use.


Measure angles of objects using your device's camera. This utility app acts as a digital protractor, allowing you to accurately determine angles in real-world scenarios. Perfect for when a physical protractor is unavailable.


Get real-time weather alerts and hyperlocal forecasts with proven accuracy. Track severe weather events like hurricanes and snowstorms with live radar and detailed updates. Plan your day and stay informed about conditions affecting your safety and activities.


Measure distances and angles using your device's sensors. This app functions as a ruler, tape measure, rangefinder, protractor, and 3D angle finder, offering a quick and accurate way to take measurements in various conditions.


This utility app measures angles, checks surface flatness, and provides real-size measurements using your phone's sensors. It's ideal for home improvement, DIY projects, and educational purposes, offering accurate results offline with an intuitive interface.


This app acts as a smart instrument for measuring angles using your device's camera. It offers two free modes for measuring angles on screen or using a plumb bob for slopes, with an additional premium mode for polygon measurements.


This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.


Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.


This app provides comprehensive marine navigation, integrating charts, weather, tides, and GPS tracking. It simplifies route planning and offers real-time safety data to ensure confident and enjoyable time on the water for various boating activities.


Transform your device into a versatile digital toolkit for precise measurements. Create 2D and 3D floor plans, scan rooms, and measure distances with advanced AI and computer vision. Ideal for DIY projects, home renovations, and professional use.


Measure angles and slopes with precision using your device's camera. Offers real-time angle display, multiple measurement modes, and the ability to capture and save measurements for later reference.


This app offers precise measurements using augmented reality and on-screen tools. It caters to both professional and everyday needs with features like a flexible measuring tape, bubble level, and photo ruler. Save and manage your measurements within projects for easy access.


This app provides precise geographical orientation with a compass and displays vital data like altitude, weather, and location. It helps users navigate, record locations, and measure real-time GPS speed, making it a useful travel companion.


This app provides detailed surf forecasts, live conditions, and expert analysis to help surfers plan their sessions. Access over 1000 live cams worldwide, hourly data on wave height, wind, and tide, and track your progress with session logging. Premium members receive exclusive discounts and giveaways.


This app simplifies angle calculations and conversions. It handles degrees, minutes, and seconds (DMS) for applications in construction, surveying, and GPS. Perform conversions, mixed calculations, and track your history.


Transform your phone into a precise measuring device using augmented reality. Measure distances, surfaces, and object sizes with an intuitive interface and accurate results.