A 3D origami textbookyou fold along with

The Paper Crane, Ninja Star, Dart Paper Airplane and more. The paper on screen folds one step at a time, so you can check it from any angle and fold along with your own sheet. Free, no sign-up.

The Paper Crane, Ninja Star, Dart Paper Airplane and more: 21 models, folded one step at a time in 3D. Free, no sign-up.

A finished Paper Crane in 3D, drawn by the folding engine

Watch the video

What it does

Valley foldMountain fold

  1. Step 2
  2. Step 4
  3. Step 12
  4. Finished
3D paper partway through folding a Paper Crane (22 steps)
One step at a time, in 3D, from any angle
Turn the paper with your finger or mouse to see how each fold goes. The view moves to a good angle for every step.
No square paper needed
Start from A4, US Letter or any rectangular copy paper with the steps for making a square. Make a square from rectangular paper
Printable sheets
Print a sheet with the creases already drawn, at actual size on A4 or US Letter. Valley and mountain folds use different line styles.
Step-by-step diagrams
See every step as a diagram with its instruction, laid out like an origami book.
Models that move
The crane flaps its wings, and the fortune teller chomps, opening one way and then the other.
Paper colors and patterns
Pick from about 50 papers: solid and two-tone colors, Japanese patterns, washi, gold and silver foil, glitter and more.
Seven languages
Screens and instructions in Japanese, English, Chinese (Simplified and Traditional), Korean, French and Spanish. Voice guidance in Japanese and English.
Works offline
The models are built into the app. Once you have opened it, you can fold without a connection.
The folding screen of the app: 3D paper at the top, the step text and the Back, Play and Next buttons at the bottom

The folding screen

One step per Next
Each tap shows the current fold, then moves on. The controls sit at the bottom, within reach of your thumb.
Turn it with your finger
Drag the paper to see it from any angle. Recommended view puts it back.
Stop halfway
Use the Fold slider to hold the paper at any point of the fold.

On your phone, tablet or computer

It runs in the browser. Nothing to install.

Coming to the App Store and Google Play.