GeoScratch

Construct geometry diagrams like you are supposed to using ruler, compass and protractor.

 

Easy to use tools make construction from simple geometry shapes to advanced olympiad diagrams easy!

 

Toggleable options include snap to intersections, circle tangent, line perpendicular point, segment bisector etc.

 

Loupe tool shows what's under the finger to allow for precise placements and provides heads up display of the attributes of the current shape.

 

Never run out of space on scratch paper. Unlimited space for scratching!

 

Tools allow for precise selection of shapes.

 

Multiple documents.

 

Premium features allow adding hand-written notation to the diagram and send pdf to other applications.

Geometry Construction Made Easy