The Vaavud wind meter enables you to take precise and reliable measurements of wind speed and wind direction anywhere, using your iPhone 5 or Android smartphone. It also allows you to see live wind readings from other users. Vaavud can help you plan your trip, choose the right gear, and alert your friends of the conditions before they go. Know the exact wind speed when you rig up your surf gear, launch your kite, or when you are out on the water in your boat. You can even use the Vaavud wind meter for scientific experiments.