Files processed locally

Private online tools for PDFs, images and text

Convert, compress and organize files directly in your browser. No uploads, no sign-up, free to use.

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Files stay on your device

No account required

Free to use

Calculate various percentage scenarios

Calculate and scale image aspect ratios

Convert length, weight, temperature, area, volume, speed, data storage and more.

Calculate your exact age, next birthday and total days lived.

Calculate the difference between two dates in years, months, days, weeks and working days.

Calculate profit margin, markup, selling price, discounts and break-even price.

Calculate loan payments, total interest and a complete amortization schedule, including extra payments.

All calculations are done locally. Your data is never uploaded.