The best "free" option for desktop users. It offers 30 days of full Pro functionality for Windows and macOS with no registration required.
If you're looking for a "free download," it's important to distinguish between the available versions on SimpleMind's official download page : SimpleMind Pro 2 Free Download Windows and macOS
A limited version available primarily for mobile (iOS/Android) that offers basic mind mapping functionality with no ads or registration. The best "free" option for desktop users
Whether you’re a student outlining a dissertation or a professional brainstorming your next big project, offers a powerful, intuitive environment to organize your thoughts. Unlike many modern tools that trap you in monthly subscriptions, SimpleMind Pro remains a reliable one-time purchase per platform, making it a favorite for those who value long-term utility without recurring fees. Getting Started: Free vs. Trial vs. Pro Whether you’re a student outlining a dissertation or
Differences between the free and the Pro edition - SimpleMind