Cosense (Scrapbox)
Business & Operations
A tool for sharing and organizing knowledge by writing and linking pages. Free for personal or non-profit use; the Business plan is listed at JPY 1,100 per user per month.
Free planJapanese UI
Business & Operations: apps with a free plan
5 apps
5 apps that APP NAVI confirmed from official sources to have a free plan. Last checked: 2026-11-05. Anything we could not confirm stays "Unverified"; we never guess. Prices and specs change, so check each app's official page before you use it.
Business & Operations — see all apps →
Invoice Ninja
Business & Operations
Invoicing software for freelancers and small businesses covering invoices, quotes, expenses, time tracking and projects, with a free plan.
Free plan
Obsidian
Business & Operations
A note-taking app that is free for personal use, with paid add-ons for Sync and Publish.
Free plan
Taski
Business & Operations
A team issue tracker that shows the same issues as list, board, Gantt and calendar views, with import from Redmine and Trello.
Free planAIJapanese UI
Vikunja
Business & Operations
An open-source, self-hostable task manager with list, kanban, Gantt and table views.
Free plan