Useful
Planners, trackers, guides, calculators, and generators
Worlds & Simulators
Lists & Planners
Generators & Calculators
Trackers & Timers
Guides & Learning
All Useful
About Useful Bits
What are useful Bits?
Planners, trackers, guides, calculators, and generators. Every Bit opens instantly in a browser.
Can I make my own useful Bit?
Yes. Describe your idea in plain English and Tinker builds a playable, shareable Bit.