I guess it's really safe cause it's open source, you can make notes on your habits but don't really do that. Its simple. Really fast. Haven't found a way to connect it to notion. In general it's a great app to track you habits. Does its job. Not more, not less.
Daily Four - Do what matters most
Habitica - Habitica is a free habit building and productivity application.
Level - Remote device management right in your browser
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