Designed for Mac and iPadNo subscription→

Not a static notebook,
an interactive world.

Your notes, PDFs and geometry drawings live on one page; drag a point and angles, lengths and areas update instantly.

Download for Mac and iPad ↗See features

Today: probability notes ✓

Tomorrow: homework p. 84, 3–6

Dynamic geometry

Turn your notes into interactive activities.

Thousands of PDFs and pages

We embed your PDFs in the app and run thousands of pages smoothly.

Everything is connected

Drag a point and connected shapes, angles and measurements update together.

Synced with iCloud, no server costs

Your notes stay the same on Mac and iPad through iCloud Drive. We rent no servers, so there's no extra cost for you.

The difference

Not just another note-taking app.

Turn your notes into a living notebook with interactive dynamic geometry tools.

One page, everything

Write, draw, highlight and calculate without switching tools.

Pen and highlighter

Pick colour and thickness in one tap. Hold at the end of a line and it snaps to a straight line, arc or arrow.

Write on PDFs

Import a textbook or slides, choose the pages you want and work right on top. The original file never changes.

book.pdf84 / 212

Sticky notes and images

Drop sticky notes in 16 colours, add images and move anything wherever you like on the page.

Homework:
p. 84
3–6

∠APB
= 50°

Dashboard and folders

See notes as tiles or a list, organise them in folders and search.

Explore the library →

7 languages · iCloud Drive

Optionally move your library to iCloud Drive; the same notes across Mac and iPad.

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Presentation modeShow your note full screen in class or on an online lesson.→

Geometry that moves

Pull one point and everything updates together.

Shapes are connected. The drawings below are live: drag the points and angles and measures change instantly.

Sum of interior angles

Perpendicular bisector, tangent, angle bisector · live measures · reflection, translation, scaling

Explore dynamic geometry →

Daily notes

Not just for class: the notebook for your life too.

Budget, weekly plan, travel, a recipe or history revision: the same page, the same pen.

7 languages

Everything you need in class, in your own language.

The interface comes in Turkish, English, Spanish, German, French, Dutch and Italian. Pick a language and the screens change instantly.

Explore.

FeaturesEverything at a glance Dynamic geometryDrag points, angles change live.Notes and PDFWrite by hand, work on top of your PDF.LibraryHundreds of notes, instant opening.PricingNo subscription. Pay once.

Not a static notebook,an interactive world.