Heptabase is described as 'Visual note-taking tool that helps you make sense of your learning, research, and projects. It helps you get into the flow of thinking and brings together everything you need to do better research' and is a Note-taking tool in the office & productivity category. There are more than 100 alternatives to Heptabase for a variety of platforms, including Web-based, Mac, Windows, Android and iPhone apps. The best Heptabase alternative is Obsidian, which is free. Other great apps like Heptabase are Joplin, Logseq, Anytype and Notion.