Explore Other Categories

Discover tools from different categories to expand your toolkit beyond Developer's World.

Heart Rate Based Calorie Burn Calculator

Calculate calories burned during exercise using heart rate data. Get precise energy expenditure estimates based on your actual workout intensity and duration.

Health

ROI Calculator

Calculate return on investment with annualized ROI and profit margins

Financial

WhatsApp Link Generator

Create WhatsApp click-to-chat links with pre-filled messages. Generate WhatsApp links for your business.

Generator

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates. Free online tool for developers to work with epoch time and readable dates.

Datetime