A collection of handy calculators and generators to make your life easier. All tools are free to use and require no registration.
Browse by category or open a dedicated tool page from the same shared system.
Find the exact number of days and weeks between two dates.
Measure the exact number of days between two dates.
Calculate age instantly from a birth date with a simple browser-based utility.
Results update instantly as you pick a date.
Work out percentages quickly for discounts, markups, and everyday math.
Calculation type
What is X% of Y?
20% of 150
30
Every utility is now registered through a shared configuration layer, which keeps routing, listing, and SEO behavior consistent.
That means you can add a new tool once in the registry and it will automatically appear in listings and support its own route.