Developer Tools
Format data, convert between JSON, CSV, and YAML, and inspect tokens, timestamps, and cron expressions without uploading the contents.
Categories
The catalog is grouped so a developer tool, a text tool, and an everyday calculator stay easy to tell apart.
Text Tools
Count words, change case, and compare two pieces of text in the browser.
Everyday Tools
Percentage and date calculations with explicit rules for zero, leap years, and the ends of months.
PDF Tools
Merge, split, rotate, delete pages, and number pages in PDF files without uploading them.
Image Tools
Compress, resize, convert, and turn images into favicons in the browser.