OneClickTool

Free online tools, ready in one click

OneClickTool helps you finish image, PDF, text, developer, and everyday calculator tasks directly in your browser.

Featured Tools

Start common tasks right away.

All Tools

Image, PDF, text, calculator, and developer tools that run in your browser.

Size limit helper

Reduce images for upload limits

Marketplace main image

Prepare product photos for marketplace thumbnails

Text length check

Count characters, words, and lines instantly

Readable JSON

Validate, format, and minify JSON instantly