About This Launch
NUMORA is a free collection of ~380 browser calculators for finance, loans, tax, health, cooking and more. Available in English and Chinese, with the formulas shown on each page. No signup, no ads.
Screenshots
Why I Built This
I wanted simple, transparent calculators that show their formulas and work instantly in the browser without signups or ads.
Launch Details
CategoryProductivity
StageLive
ListedOctober 5, 2026