--- title: "Protractor - Angle Measure - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Screen Protractor is the precise, easy-to-use angle measurement tool that turns your iPhone into a digital protractor. Move two measurement lines anywhere on screen and instantly read the exact angle " --- # Protractor - Angle Measure — United States > Digital Angle Finder & Camera ![Protractor App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/90/69/4b/90694bc4-b8f1-a258-97a9-515f46ea3a22/AppIcon-0-0-1x_U007epad-0-1-85-220.png/400x400bb.png) **Developer:** [Jens Rieckhof](https://apptail.io/developer/jens-rieckhof-kwg) **Category:** Utilities **Rating:** 4.0/5 (15 ratings) **Price:** Free **Bundle ID:** com.jrsoftworx.ScreenProtractor **Store:** Apple App Store **Country:** United States **Version:** 1.43 (released 2026-09-15) **Original Release:** 2024-08-13 **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6630392312) **AppTail Page:** [https://apptail.io/app/protractor-angle-measure-HYVq/united-states](https://apptail.io/app/protractor-angle-measure-HYVq/united-states) ## Protractor Description Screen Protractor is the precise, easy-to-use angle measurement tool that turns your iPhone into a digital protractor. Move two measurement lines anywhere on screen and instantly read the exact angle between them — down to the degree. MEASURE ANGLES ON ANY SURFACE Enable the built-in camera to use your live feed as a background. Hold your phone up to any object, surface, or corner and measure angles in real time without printing anything out or carrying a physical protractor. FREEZE & MEASURE Pause the camera image with the freeze function and take your time getting a precise angle reading on a still frame — perfect for moving objects or awkward angles. KEY FEATURES • Precision angle measurement between two draggable lines • Live camera background for measuring real-world angles • Freeze frame for accurate measurements on still images • Pan and zoom the measurement scale for fine-tuned readings • Clean, distraction-free interface PERFECT FOR Carpenters, builders, engineers, architects, designers, students, and anyone who needs a quick angle, slope, or degree measurement on the go. No registration. No ads. Just a reliable digital protractor in your pocket. ## Protractor Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/36/05/6c/36056c2b-b971-fa9a-3f45-918a19b68088/01.png/1290x2796.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/13/c0/74/13c074e7-1e32-88d3-0f99-b06969264373/02.png/1290x2796.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/57/97/02/57970272-de8a-22b6-12d5-349671cd8b35/03.png/1290x2796.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/3d/74/56/3d7456b2-3123-b17b-eaf8-72c28ad3b975/04.png/1290x2796.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/2f/fc/f9/2ffcf9d6-46e3-3a25-2f6c-7fb5e006f776/05.png/1290x2796.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b8/e6/54/b8e654d7-98fe-8b18-ec9a-c6e7b13ce4d8/06.png/1290x2796.png) ## Protractor Rating Breakdown in United States - 5 stars: 8 (53%) - 4 stars: 4 (27%) - 3 stars: 0 (0%) - 2 stars: 1 (7%) - 1 stars: 2 (13%) ## Protractor Reviews in United States ### ***** "Nearly perfect" Really appreciate that the devs were able to fix a bug I reported! It would be nice if there was a way to mirror the compass about the vertical axis to make the numbers increase in the counter-clockwise direction. -- XLR8R_DYER, 2026-07-29 ### *---- "Not what I wanted." I wanted to measure angles on a boat photograph. Did not find a way to do it with this app. So, gone -- American Rambler, 2025-11-07 [View all Protractor reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## Apps Similar to Protractor - [Digital Angle Finder: 3D Meter](https://apptail.io/app/digital-angle-finder-3d-meter-YCi/united-states) - [Protractor - Measure Angles](https://apptail.io/app/protractor-measure-angles-vOkb/united-states) - [Protractor (Angle measurement)](https://apptail.io/app/protractor-angle-measurement-Akuc/united-states) - [Protractor Smart](https://apptail.io/app/protractor-smart-Bkuc/united-states) - [Protractor Edge-angle measure](https://apptail.io/app/protractor-edge-angle-measure-aMhj/united-states) - [Protractor for Angle Measuring](https://apptail.io/app/protractor-for-angle-measuring-pqAp/united-states) - [Angle Measure, Digital Ruler](https://apptail.io/app/angle-measure-digital-ruler-pGit/united-states) - [Protractor Angle Finder Pro](https://apptail.io/app/protractor-angle-finder-pro-yqTt/united-states) - [Angulus Pro - Precision Angle](https://apptail.io/app/angulus-pro-precision-angle-gHou/united-states) - [Protractor Angle Measure Tool](https://apptail.io/app/protractor-angle-measure-tool-LVnv/united-states) ## Protractor Available In - [United States](https://apptail.io/app/protractor-angle-measure-HYVq/united-states) - [Germany](https://apptail.io/app/protractor-angle-measure-HYVq/germany) - [Canada](https://apptail.io/app/protractor-angle-measure-HYVq/canada) - [Australia](https://apptail.io/app/protractor-angle-measure-HYVq/australia) - [Colombia](https://apptail.io/app/protractor-angle-measure-HYVq/colombia) - [Mexico](https://apptail.io/app/protractor-angle-measure-HYVq/mexico) - [United Kingdom](https://apptail.io/app/protractor-angle-measure-HYVq/united-kingdom) - [Argentina](https://apptail.io/app/protractor-angle-measure-HYVq/argentina) - [China](https://apptail.io/app/protractor-angle-measure-HYVq/china) - [Malaysia](https://apptail.io/app/protractor-angle-measure-HYVq/malaysia) - [South Africa](https://apptail.io/app/protractor-angle-measure-HYVq/south-africa) - [Türkiye](https://apptail.io/app/protractor-angle-measure-HYVq/turkey) - [Russia](https://apptail.io/app/protractor-angle-measure-HYVq/russia) - [Switzerland](https://apptail.io/app/protractor-angle-measure-HYVq/switzerland) - [Spain](https://apptail.io/app/protractor-angle-measure-HYVq/spain) - [Indonesia](https://apptail.io/app/protractor-angle-measure-HYVq/indonesia) - [Belgium](https://apptail.io/app/protractor-angle-measure-HYVq/belgium) - [Japan](https://apptail.io/app/protractor-angle-measure-HYVq/japan) - [Brazil](https://apptail.io/app/protractor-angle-measure-HYVq/brazil) - [France](https://apptail.io/app/protractor-angle-measure-HYVq/france) - [Greece](https://apptail.io/app/protractor-angle-measure-HYVq/greece) - [Hong Kong SAR China](https://apptail.io/app/protractor-angle-measure-HYVq/hong-kong) - [Croatia](https://apptail.io/app/protractor-angle-measure-HYVq/croatia) - [Hungary](https://apptail.io/app/protractor-angle-measure-HYVq/hungary) - [Ireland](https://apptail.io/app/protractor-angle-measure-HYVq/ireland) - [Israel](https://apptail.io/app/protractor-angle-measure-HYVq/israel) - [India](https://apptail.io/app/protractor-angle-measure-HYVq/india) - [Iceland](https://apptail.io/app/protractor-angle-measure-HYVq/iceland) - [Italy](https://apptail.io/app/protractor-angle-measure-HYVq/italy) - [South Korea](https://apptail.io/app/protractor-angle-measure-HYVq/south-korea) - [Kuwait](https://apptail.io/app/protractor-angle-measure-HYVq/kuwait) - [Kazakhstan](https://apptail.io/app/protractor-angle-measure-HYVq/kazakhstan) - [Lebanon](https://apptail.io/app/protractor-angle-measure-HYVq/lebanon) - [Sri Lanka](https://apptail.io/app/protractor-angle-measure-HYVq/sri-lanka) - [Lithuania](https://apptail.io/app/protractor-angle-measure-HYVq/lithuania) - [Luxembourg](https://apptail.io/app/protractor-angle-measure-HYVq/luxembourg) - [Latvia](https://apptail.io/app/protractor-angle-measure-HYVq/latvia) - [Madagascar](https://apptail.io/app/protractor-angle-measure-HYVq/madagascar) - [North Macedonia](https://apptail.io/app/protractor-angle-measure-HYVq/north-macedonia) - [Malta](https://apptail.io/app/protractor-angle-measure-HYVq/malta) - [Namibia](https://apptail.io/app/protractor-angle-measure-HYVq/namibia) - [Nigeria](https://apptail.io/app/protractor-angle-measure-HYVq/nigeria) - [Netherlands](https://apptail.io/app/protractor-angle-measure-HYVq/netherlands) - [Norway](https://apptail.io/app/protractor-angle-measure-HYVq/norway) - [Nepal](https://apptail.io/app/protractor-angle-measure-HYVq/nepal) - [New Zealand](https://apptail.io/app/protractor-angle-measure-HYVq/new-zealand) - [Oman](https://apptail.io/app/protractor-angle-measure-HYVq/oman) - [Peru](https://apptail.io/app/protractor-angle-measure-HYVq/peru) - [Philippines](https://apptail.io/app/protractor-angle-measure-HYVq/philippines) - [Pakistan](https://apptail.io/app/protractor-angle-measure-HYVq/pakistan) - [Poland](https://apptail.io/app/protractor-angle-measure-HYVq/poland) - [Portugal](https://apptail.io/app/protractor-angle-measure-HYVq/portugal) - [Romania](https://apptail.io/app/protractor-angle-measure-HYVq/romania) - [Saudi Arabia](https://apptail.io/app/protractor-angle-measure-HYVq/saudi-arabia) - [Sweden](https://apptail.io/app/protractor-angle-measure-HYVq/sweden) - [Singapore](https://apptail.io/app/protractor-angle-measure-HYVq/singapore) - [Slovenia](https://apptail.io/app/protractor-angle-measure-HYVq/slovenia) - [Slovakia](https://apptail.io/app/protractor-angle-measure-HYVq/slovakia) - [United Arab Emirates](https://apptail.io/app/protractor-angle-measure-HYVq/united-arab-emirates) - [Thailand](https://apptail.io/app/protractor-angle-measure-HYVq/thailand) - [Tunisia](https://apptail.io/app/protractor-angle-measure-HYVq/tunisia) - [Taiwan](https://apptail.io/app/protractor-angle-measure-HYVq/taiwan) - [Ukraine](https://apptail.io/app/protractor-angle-measure-HYVq/ukraine) - [Uruguay](https://apptail.io/app/protractor-angle-measure-HYVq/uruguay) - [Uzbekistan](https://apptail.io/app/protractor-angle-measure-HYVq/uzbekistan) - [Vietnam](https://apptail.io/app/protractor-angle-measure-HYVq/vietnam) - [Senegal](https://apptail.io/app/protractor-angle-measure-HYVq/senegal) - [Armenia](https://apptail.io/app/protractor-angle-measure-HYVq/armenia) - [Austria](https://apptail.io/app/protractor-angle-measure-HYVq/austria) - [Azerbaijan](https://apptail.io/app/protractor-angle-measure-HYVq/azerbaijan) - [Bulgaria](https://apptail.io/app/protractor-angle-measure-HYVq/bulgaria) - [Bahrain](https://apptail.io/app/protractor-angle-measure-HYVq/bahrain) - [Bermuda](https://apptail.io/app/protractor-angle-measure-HYVq/bermuda) - [Brunei](https://apptail.io/app/protractor-angle-measure-HYVq/brunei) - [Belarus](https://apptail.io/app/protractor-angle-measure-HYVq/belarus) - [Chile](https://apptail.io/app/protractor-angle-measure-HYVq/chile) - [Cyprus](https://apptail.io/app/protractor-angle-measure-HYVq/cyprus) - [Czechia](https://apptail.io/app/protractor-angle-measure-HYVq/czechia) - [Denmark](https://apptail.io/app/protractor-angle-measure-HYVq/denmark) - [Dominican Republic](https://apptail.io/app/protractor-angle-measure-HYVq/dominican-republic) - [Algeria](https://apptail.io/app/protractor-angle-measure-HYVq/algeria) - [Ecuador](https://apptail.io/app/protractor-angle-measure-HYVq/ecuador) - [Estonia](https://apptail.io/app/protractor-angle-measure-HYVq/estonia) - [Egypt](https://apptail.io/app/protractor-angle-measure-HYVq/egypt) - [Finland](https://apptail.io/app/protractor-angle-measure-HYVq/finland) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*