Supernotes is a cross-platform note-taking app with dedicated apps for Mac, Windows, Linux, Android, iOS, as well as having a web app. It's available in multiple european languages, including English, German, French, Italian and Spanish – with the developers encouraging community-driven translations. It's built by a team of two, with the company based in London, UK.
Supernotes encourages to be thoughtful about note-taking, you write short-form notecards. Every notecard is taggable, nestable, linkable, and shareable — so you can connect your knowledge in flexible ways. There are plenty of ways to view your cards too: as a list, a grid, in columns, as a graph, on a map, as flashcards with spaced repetition, or in a table layout.

The editor supports extended Markdown, LaTeX equations, multiple cursors, and a wide array of keybindings. Supernotes is has a focus on fast syncing between devices and easy sharing between users. The co-founders are regularly active on their Community Forum, where users suggest features, report bugs, and share workflows. The interface is also available in multiple languages thanks to community-driven translations.

Property
End-to-end encryption	No
Desktop app platforms	Linux, Windows, macOS
Mobile app platforms	Android, iOS
Collaboration	Yes
License	Proprietary

Pricing

All the core features are included on the free Starter plan — including cross-device sync and the ability to collaborate and publish cards. You start with 100 cards and can earn more through achievements or referrals. For unlimited cards, AI features, and early access to new releases, there are paid Unlimited plans ranging from monthly to 4-year subscriptions, with discounts for longer commitments.

Read more on the pricing page of the service.

Hosting