HappyNote.App

HappyNote: Simple Hierarchical Note-Taking & Spaced Repetition Flashcards App (Free)
HappyNote is the simple, essential note-taking solution for students, professionals, and anyone who needs focused organization without the clutter. It combines a versatile, hierarchical notebook structure with integrated flashcard tools that leverage spaced repetition, creating the ultimate platform for simple note-taking and enhancing your long-term learning.

Simple, Hierarchical Note-Taking Without Limits
Stop getting lost in flat, messy notebook lists. HappyNote makes it simple to organize your notes like a mind map in a powerful tree structure. You can keep breaking down main topics into sub-topics, and then into more granular sub-notes—with absolutely no limits on depth. Use this simple hierarchical note-taking system to structure complex subjects, meeting minutes, or study material effortlessly. It's the most intuitive way to manage your digital notebook while keeping the process simple.

Flashcards Integrated for Simple Spaced Repetition Study
HappyNote is not just a superior notebook app; it's a simple study tool powered by science. Directly embed one or more powerful flashcards within any of your notes or sub-topics for a streamlined workflow that maximizes retention using spaced repetition.

Simple to Create: Create flashcards right where the information lives.

Simple to Study: Study flashcards from your entire notebook, or selectively review only the cards in specific hierarchical branches or sub-notes using active recall and spaced repetition.

The seamless flashcard integration turns your organization system into an active, simple learning platform.

Keep Your Notes in Sync Across All Devices
Your notes and flashcards are always available, whether you're working on your phone, tablet, or desktop. HappyNote is a truly cross-platform simple note-taking app, compatible with:

Android

iOS

Mac

Windows

Linux

Simple, Clear Pricing: Core Note-Taking is Free
We believe that simple, intuitive note-taking tools should be accessible to everyone. That’s why the HappyNote app is completely free to download and use, offering all its core features—including simple hierarchical note-taking and flashcard creation—at no cost.

Optional Cloud Sync Subscription:
For ultimate peace of mind, automatic backup, and seamless cross-device flexibility, we offer an optional Cloud Sync service. This is the only paid feature.

US$ 9.50 per year (That's only US$ 0.80 per month)

Download HappyNote today and experience the future of simple, organized note-taking and effortless study!