Time Sink - Time Sink helps you track how you spend your time on your Mac.
Stripe Atlas Taxes - Help file your business taxes
Anti-Social - Anti-Social is a productivity application for Macs that turns off the social parts of the internet.
neo.tax - automated R&D tax credits for startups = extra month of burn
Strict Workflow - Enforces the Pomodoro time management technique by blocking distracting sites
Taxfyle - Stop doing your taxes, leave it to the professionals.