About

About DeviTools

DeviTools is a set of small, free online tools that anyone can use: convert photos and images, turn them into PDFs, tidy up JSON and compare files. Each tool does one job, does it well, and gets out of your way.

Our tools

What you can do here

Image Converter16 conversions between HEIC, JPG, PNG, WebP, AVIF, GIF and BMP, plus 8 ways to turn images into a PDF.
JSON Toolkit4 tools to format, validate and minify JSON, or convert it to CSV and YAML.
File ComparisonCompare two texts or code files line by line and move changes between them.

DeviTools is an independent project

We add new tools and improve the existing ones based on what people need. If a tool is missing, something doesn't work, or you have an idea, we'd like to hear about it.