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A quiz builder and live-tutoring whiteboard, built by a working teacher. It runs on your own device and your students' data stays there.
Free · no account neededWindows app
One file, nothing to install: download it, double-click it, and the app opens. Or take the installer for a Start-menu entry and the system-wide drawing overlay that annotates over anything on screen — a PDF, a video, another program.
Download for Windows Windows installerPortable copy — any computer
Nothing to install and no admin rights needed. Works on Windows, Mac, Linux and Chromebooks, runs offline, and fits on a USB stick.
Download the portable copy- Unzip it anywhere.
- Open
index.html.
Or skip all of this and just use it in your browser — it is the same app.
Use Claude? Teach it to write your quizzes
A free skill file for your Claude account. Upload it once and Claude can build ready-to-import quizzes for this app — hints, per-choice explanations, diagrams and all.
Get the Claude skillIs it really free? Yes, and there is no account wall in front of it. If this ever gains a paid tier, anything you have already built stays yours and stays exportable — the app reads and writes plain JSON on purpose.
Windows may warn you about the installer being from an unknown publisher. That is code signing, which costs money this project has not spent yet; it is not a judgement about the file. The portable copy avoids the question entirely, which is another reason it is listed first.
Checksums, if you want to verify what you downloaded:
Interactive Quiz App