Screen & Device Info

Unit Converter

Convert between units of length, weight, temperature, volume, speed, and more.

URL Encoder / Decoder

Encode or decode URLs and query strings. Converts special characters to percent-encoded format.

Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa. Seconds and milliseconds.

Case Converter

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more.

Text to Binary Translator

Convert text to binary code and binary back to text. Also shows hex, octal, and decimal representations.

Roman Numeral Converter

Convert between decimal numbers and Roman numerals. Bidirectional conversion with validation. Supports 1-3999 (I-MMMCMXCIX).