Free online tools. Instant answers.
Calculate percentages and dates, convert units and images, analyze text, or create passwords and QR codes in your browser.
Quick calculator
All operations ↗Find your tool
10 free toolsPercentage
Discounts, increases and proportions. Get the answer without working out the math.
Unit converter
Meters, feet, kilograms, pounds and temperatures. Convert in an instant.
Hours & minutes
Turn 1.5 hours into 1 h 30 min, or the other way around. Works beyond 24 hours, too.
Future date
In 30 days or three months? Find the exact date.
Past date
Look back 90 days, six months or several years.
Exact age
Years, months, days and the next birthday. For any date you choose.
Password
A random password with your choice of length and characters.
Text analysis
Words, characters, reading time and a comparison of two versions.
Image converter
Change your image’s format and size, then download the result.
QR code generator
A scannable link, text or contact. Export as PNG or SVG.
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