The toolbox
All number & text tools, in one place.
Free, fast, ad-light utilities for writing numbers, money and dates correctly — on cheques, in contracts, and across eight languages. New tools are added regularly.
Numbers
Number to Words
Spell any amount in words for cheques, contracts and invoices — English, Spanish, French, German and Chinese (大写).
OpenRoman Numerals
Convert numbers to Roman numerals and back, from I to MMMCMXCIX, with a full reference chart.
OpenMoney & finance
Invoice Amount in Words
Tax-compliant amount wording for invoices, tuned per country (EU VAT, e-invoicing).
Coming soonContract Clause Generator
Generate a ready-to-paste legal line: figure plus amount in words, in your currency.
Coming soonDates & more
Date to Words
Write dates in full words for formal invitations and legal documents.
Open