Usage4Claude

Obsidian

Local-first Markdown notes, with optional paid sync.

A local-first note-taking app that keeps your notes as plain Markdown files in a folder you own, with optional paid sync and publishing.

• Productivity
• Freemium
• v1.13.7

Telegram

Cloud messaging with groups, channels and 2 GB file sharing.

Cloud messaging app for macOS with groups, channels and large file sharing, where only Secret Chats are end-to-end encrypted.

• Productivity
• Open Source
• v12.10

Open-source note-taking app that stores notes in an open format, syncs them through services you choose, and encrypts them end to end.

• Productivity
• Open Source
• v3.7.21

Notion

Hosted workspace for notes, docs, databases and wikis.

A hosted workspace that combines notes, documents, databases, tasks and wikis in one place, with a Mac desktop app and offline access on paid plans.

• Productivity
• Freemium
• v7.36.1

Craft

Block-based docs, notes and tasks for Mac, with AI and publishing built in.

Document, notes and task app for Mac with block-based pages, structured collections and built-in AI, from a free tier up to a Plus subscription.

• Productivity
• Freemium
• v3.6.8

Slack

Team messaging with channels, huddles and integrations.

A team messaging app with channels, threads, huddles and app integrations, distributed as a Mac desktop client and on the Mac App Store.

• Productivity
• Freemium
• v4.52.171