Wind-Measuring Phone Gadgets : SmartPhone wind meter
WeatherFlow Wind Meter for iPhone Android Smartphones Paramotoring Anemometer | eBay
WeatherFlow Weather Meter | Torrey Pines Gliderport
WINDmeter – WeatherFlow
Amazon.com: Netatmo Wireless Anemometer with Wind Speed and Direction Sensor | Compatible with Netatmo Smart Weather Station | Easy Installation | Receive Smartphone Alert When The Wind Picks Up | Model NWA01-WW :