Free Online Tools: Calculators & Converters

Minciter’s free online tools do the small jobs that slow your day down. Resize an image for an upload form, count the words in an assignment, work out a percentage, check a baby’s age in weeks, or convert land units for a Bangladesh property deal. Every tool here is free, needs no sign-up, and runs entirely in your browser, so your files and text never get uploaded to a server. Pick a category below, or search for what you need. New tools are added regularly, so check back for the ones marked coming soon.

FAQ

Are these tools really free?
Yes. Every tool on this page is free to use with no sign-up, no login, and no watermark. There’s no trial or hidden paywall. You can use them as often as you like.

Do you upload my files or text?
No. The calculators, converters, and image tools run entirely in your browser on your own device. Your photos, documents, and text are never sent to a server, which keeps your private files private.

Do I need to install anything?
No. Everything works straight in your web browser on a phone, tablet, or computer. There’s nothing to download or install, and no app to set up.

Why are some tools marked “coming soon”?
Those tools are being built and will go live soon. The ones marked live are ready to use right now. The page is updated as each new tool is finished, so the list keeps growing.

Can I use these tools on my phone?
Yes. Every tool is built to work on mobile, so you can resize an image, run a calculation, or convert a unit from your phone just as easily as on a computer.