A secure, offline rich text notepad that lets you write, format, and save notes directly in your browser. Features include bold, italic, underline, lists, alignment, links, image insertion, and file save/open — all private and local.
Minify code to reduce file size.
Calculate monthly loan installments easily and accurately.
Calculate date differences and check timezones.
Convert between JSON and CSV formats.
Convert UNIX timestamps to human-readable dates.