Standard Notes is a privacy-first notes app from the USA, founded in 2012, built around end-to-end encryption (E2EE) and auditable open source. It syncs across iOS, Android, desktop and Web, supports extension editors and 2FA, and costs about $10 per month for paid plans.
Joplin is an open-source note and to-do app initiated in 2016 by French developer Laurent Cozic, supporting Markdown, end-to-end encryption and multi-platform sync with data servers in Paris, France (GDPR), 45,000+ GitHub stars, and optional Joplin Cloud from EUR 2.99/month.
