Loan / EMI calculator
Find your monthly instalment and the total interest you will pay.
Free tools, built for everyday work
Simple utilities that run entirely in your browser. Nothing you type is uploaded or stored — your data never leaves your device.
100% private
No sign-up
Works offline after load
Calculators
Work out the numbers in seconds
Discount & percentage
Quickly check a sale price or work out a percentage of any amount.
Generators
Create QR codes and strong passwords
QR code generator
Turn any link, phone number or text into a scannable QR code you can download.
Strong password generator
Create a random password with mixed characters. Generated on your device only.
Handy links
Diagnostics we use ourselves
Trusted free services for checking your connection, site speed and file sizes.
Internet speed test
Check your real download and upload speed in seconds.
Website speed check
Google's PageSpeed test — see how your site performs on mobile.
Compress images
Shrink photos before uploading them to your website.
Check a data breach
See if your email address has appeared in a known leak.
SSL / HTTPS test
Verify that your site's certificate is installed correctly.
Need a custom tool?
We build custom calculators, dashboards and internal tools for businesses.