Criene is an AI execution engine that automates goal planning and enforces discipline through high-stakes gamification and data-driven behavioral auditing.
Cost / License
- Freemium
- Proprietary
Platforms
- Android




CherryTree is described as 'Free, open-source note-taking with rich text, cross-platform support, syntax highlighting, embedded files, and customizable interface' and is a very popular Note-taking tool in the office & productivity category. There are more than 100 alternatives to CherryTree for a variety of platforms, including Mac, Windows, Linux, Web-based and Android apps. The best CherryTree alternative is Obsidian, which is free. Other great apps like CherryTree are Joplin, Notion, Zim and AppFlowy.
Criene is an AI execution engine that automates goal planning and enforces discipline through high-stakes gamification and data-driven behavioral auditing.




Daily Journal is a secure, customizable diary app to write freely, track moods, relax with breathing, and get daily quotes—your private, calming space for reflection and emotional growth.




The digital notebook for developers, and makers. Ultra fast fuzzy search. Mouse or Keyboard only navigation. Pure markdown with auto formatting and indentation. Offline.


Many Notes is a markdown note-taking app designed for simplicity! Easily create or import your vaults and organize your thoughts right away.

Dark Note offers a wide range of features for taking notes, creating checklists, and keeping track of your budget. Its simple and elegant user interface makes it easy to use and navigate, allowing you to quickly and easily create and manage your notes + checklists.




Forma gives you an open canvas where you can drop ideas anywhere. Move things around, group them visually, draw connections, and keep a clear picture of everything you’re working on.




Privacy Friendly Notes allows you to take and manage notes on Android devices. It belongs to the Privacy Friendly Apps group developed by the research group SECUSO at Karlsruhe Institute of Technology. More information can be found an secuso.org/pfa



Introducing Safety Note+: Keep Your Most Private Notes Secure
Have you ever experienced the frustration of lending someone your phone, only to have them intrude on your personal information? We understand the discomfort that comes with it. That's why we created Safety Note+.






Capture thousands of thoughts and make them all useful. A notes app reimagined for handling your every thought and idea while making it easy to process, organize and review them later.




