Google Trends
Checking whether a topic is rising before you write about it
Our verdict: Simpler than Notion if you only need a board. Free is plenty for one writer.
A simple kanban for drafts moving from idea to published
Free (up to 10 collaborators); Standard $5/user/mo billed annually.
Source: official site
2026-10-18
Disclosure: We have no affiliate relationship with this vendor. StackKit is independent and not affiliated with Substack Inc. Spot an error? Email hello@stackkit.ink.
Checking whether a topic is rising before you write about it
Editorial calendars, idea banks and sponsor CRMs
Building a personal knowledge base of notes, quotes and ideas
Collecting highlights from books and articles to feed your writing
Automating busywork such as logging new posts to a spreadsheet or sending sponsor reminders