Utilities & Tools
A collection of useful utilities and tools for programming, time calculations, astronomy, and unit conversions. All tools run entirely in your browser with no server-side processing.
Programming Tools
Character code conversion, base conversion, regex testing, JSON formatting, and hash functions
Calendar and Time Utilities
Timezone conversion, date difference calculation, and Julian day calculation
Astronomy Tools
Calculate sunrise/sunset times, moon phases, and planetary hours
Unit Conversion Tools
Convert between different units of length, mass, temperature, and data size
Abjad Calculator
Premium
Calculate Abjad (Arabic) numerical values of text