Current time, UTC, Unix timestamp, ISO8601, timezone, page elapsed time
Base64 encode/decode, URL encode/decode, HTML encode/decode, SHA-1/256/512, MD5, JSON pretty-print/minify
Public IP, local IP via WebRTC, connection status, network type (4G/Wi-Fi), RTT, downlink speed
Browser, operating system, CPU cores, memory, language, touch support, User-Agent
World time zones, city time, time difference, current time by city
Page load time, DOM ready time, JS heap usage, FPS, battery status
UUID generator, random password, NanoID, JWT secret, HEX color generator
User-Agent, Referrer, cookie enabled, Do Not Track, LocalStorage, SessionStorage, clipboard read/copy
Discount, percentage, split bill, date diff, D-Day, work hours, loan, compound interest, VAT, area converter, fuel cost, number base