Circles & Lines
iOS / Android
Draw a shape. See its accuracy.
Draw a circle or a straight line with your finger to see how accurate it is. The app recognizes the shape automatically.
What you can do
Automatic shape recognition
Each stroke is recognized as a circle or a line and scored for accuracy.
Keep a drawing history
Your latest 100 drawings are saved on your device so you can look back at their accuracy.
Daily records and charts
A one-time premium purchase adds a calendar and charts. On iOS it also includes iCloud sync for daily records.