Unit Converter

Professional unit conversion API with 9 modular endpoints for length, weight, temperature, volume, area, energy, power, pressure, and speed conversions. Supports 63 units with high precision (0-15 decimal places), optional metadata generation, and system conversion detection (metric, imperial, nautical, astronomical, scientific). Temperature endpoint uses non-linear conversion formulas for accuracy. All endpoints use GET method with query parameters for simple integration. Essential for engineering applications, e-commerce platforms, fitness apps, scientific research, educational tools, and international business.