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One app - many organizational functions.

Organizational app with several functions.

Detects duplicates in Photos.app.

3D mapping app for transferring waypoints, tracks, and routes.

Powerful minimalist note-taking app.

Note-taking app that integrates with Evernote.

Collaborative communication app.

Video playback app with subtitle support.

Adds features to Mail.app signatures feature.

Invoicing app with support for bank statement and cash register management.