CALCULATOR
Useful little tools.
No account required.
Fast utilities for everyday work. These run in the browser, keep personal notes on this device, and avoid unnecessary AI or storage costs.
FREE! Suggest a free tool
We are giving these tools away while we build them with you.
Use what helps. Ignore what does not. Then tell us which tools saved you time, what felt confusing, and what useful little tool you want us to build next. The best ideas can become the next free tool on this page.
CONVERTER
Units
→
DATE TOOL
Days between
TIMER
Focus timer
05:00
TEXT TOOL
Word count + cleanup
0 words0 characters1 min read
DEVICE NOTES
Scratch pad
CHECKLIST
Quick list
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