Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Zeplin - Collaboration app for UI designers & frontend developers
Manuskript - Open-source tool for writers.
Abstract - A secure, version-controlled hub for your design files
Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #