Working Hours Overlap Calculator

Countdown and stopwatch with laps and quick presets.

Date differences, age, business days, add/subtract dates.

Find meeting times across timezones with DST support.

Encode and decode Base64 strings, files, and images. Convert text to Base64 format or decode Base64 back to original content with our free online tool.

Convert between binary, decimal, hexadecimal, and octal number systems. Free online tool for developers and students to perform number base conversions with precision.

Convert between different units of measurement including length, weight, volume, temperature, and more. Comprehensive unit converter for everyday calculations and professional use.

Convert between color formats including RGB, HEX, HSL, CMYK, and more. Professional color converter with color names, brightness analysis, and contrast ratios for designers and developers.

Convert Unix timestamps to readable dates and vice versa. Support for multiple timestamp formats, timezone conversions, and date calculations for developers and system administrators.