ビックリ
素晴らしい。
分度器を当てれないところでも角度が測れる。
分度器を当てれないところでも角度が測れる。
Response from developer
レビューありがとうございます！ 分度器を直接当てられない場所でも角度を測れる点を評価していただけて、とても嬉しいです。 これからもより使いやすいアプリを目指して改善してまいりますので、些細なことでもお気づきの点やご要望がございましたら、いつでもお気軽にお知らせください。
Free
About
This app allows you to measure angles from photos using your device's camera or existing images. Add multiple measurements with customizable colors and labels, and view results in various units. Save your work automatically and export high-quality images of your measurements.
✓Measure angles from photos
✓Live camera or photo library input
✓Multiple angle measurements per photo
✓Customizable color and labels
✓Degrees, radians, or slope percentage output
✓Precision Loupe for accuracy
✓Automatic saving
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What's New in Protractor Angle Meter
1.3.0
July 20, 2026
Measure more in every photo. You can now add multiple color-coded angle measurements to one image, label each one, and adjust them independently. • Place points precisely with a crosshair Precision Loupe while dragging • Export JPEG results with measurement lines, arcs, values, and labels with Premium Pass • Frame measurements in the live camera, freeze, then fine-tune on the still image • Measure with a shared pivot or four independent points • Switch between interior, exterior, and reflex angles • Display results in degrees, radians, or slope percentage • Includes additional interface, usability, and stability improvements
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FAQ
What is Protractor Angle Meter used for?
Protractor Angle Meter allows you to measure angles directly from photos, either from your live camera feed or existing images in your library. It's designed for precise angle measurement in various contexts.
Can I measure multiple angles in one photo with Protractor Angle Meter?
Yes, you can add as many angle measurements as you need to a single photo. Each measurement can be customized with its own color and an optional label for clarity.
What units can Protractor Angle Meter display angles in?
Protractor Angle Meter supports displaying angle measurements in degrees, radians, or as a slope percentage, offering flexibility for different user needs.
Does Protractor Angle Meter have ads?
No, Protractor Angle Meter is ad-free, providing an uninterrupted user experience for all its measurement functionalities.
How does the Premium Pass work for Protractor Angle Meter?
The free version allows saving up to 10 photo-based measurement records. A one-time Premium Pass purchase unlocks unlimited records and the ability to export and share clear JPEG images of your measurements.
What devices does Protractor Angle Meter support?
Protractor Angle Meter is currently available for iPhone devices, ensuring a tailored experience for iOS users.
How often is Protractor Angle Meter updated?
The app was last updated on July 20, 2026, indicating ongoing development and support from the developer.
Is Protractor Angle Meter suitable for children?
With an age rating of 4+, Protractor Angle Meter is suitable for a wide range of users, including children, for educational or practical angle measurement tasks.