The Blog

Turn your Google Maps location into a scannable QR code so customers navigate to you with one tap — free, for flyers, cards and storefronts.

What Base64 actually does, why it is not encryption, and the everyday developer situations where you need it — with free encode and decode tools.

Why common passwords fall in seconds, how length beats complexity, and how to generate truly random passwords free in your browser.

Pull specific pages out of a PDF into a new file — free, in your browser, no installs and no uploads.

Find your exact age from your date of birth — in years, months, days, even hours — and your age on any specific date, free.

Combine photos and scans into a single PDF for applications and forms — free, private, entirely in your browser.

Work out your exam percentage, aggregate across subjects, and what counts as a good score — with a free marks percentage calculator.

Turn one or many JPG, PNG or phone photos into a single clean PDF in seconds — no watermark, no signup, and nothing uploaded to any server.

Add GST, extract GST from an inclusive price, and split CGST/SGST correctly — with the formulas and a free GST calculator.

Government and competitive exams set age limits "as on" a specific date. How to calculate your exact age on any cutoff and avoid form rejection.

Convert kilograms to pounds and back with the exact factor and a mental shortcut — plus a free weight converter for any unit.

Indian health bodies use stricter BMI cutoffs than the WHO. What your BMI really means, the South Asian thresholds, and a free calculator.