ComUtil.com provides free, fast, and secure developer tools for everyday tasks. We believe that essential utilities like encoding, decoding, formatting, and data conversion should be accessible to everyone without registration, downloads, or hidden fees.
Our tools are designed with developers in mind: clean interfaces, keyboard shortcuts, and no unnecessary clutter. Whether you're debugging an API response, encoding data for transmission, or looking up IP information, ComUtil has you covered.
Your privacy matters. Most of our tools run entirely in your browser - your data never leaves your device. For tools that require server processing (like IP lookup or domain WHOIS), we don't store or log your queries beyond what's necessary for the service to function.
We support keyboard shortcuts for power users. Common shortcuts across tools: