Pissa RulerPissa Ruler

The on-screen 360° Protractor

An virtual floating protractor is built for users to explore and calculate the precision angles in both degrees and radians.


Pissa Ruler

Pissa Ruler Features

  • Pissa Ruler

    Easy to Approach

    Work great for online activities and websites.

  • Pissa Ruler

    Make Changes the Nature of Jobs

    By your style, align and make up the angles of any objects you want to measure by two vectors.

  • Pissa Ruler

    More Angular Measuring Unit

    Measuring in both degrees and radians for perfection of experience.

  • Pissa Ruler

    Focus on Your Work

    Free on personalization by light and dark themes, multi-languages or transperent customization.


STDIO Co., Ltd

30 Trinh Dinh Thao, Hoa Thanh ward, district Tan Phu, Ho Chi Minh city, Vietnam
+84 28.36205514

383/1 Quang Trung, ward 10, district Go Vap, Ho Chi Minh city
Business license number: 0311563559 issued by the Department of Planning and Investment of Ho Chi Minh City on February 23, 2012

©STDIO, 2013 - 2022