Zenviron app provides real time PM2.5 data from the closest functioning EPA/AirNow monitor. The first screen shows the PM2.5 data at user's current city. Users can also search for other cities. The app shows historical information as provided by EPA/AirNow as well. The last 7 hours data in a day and the last 7 days data is shown.The color coding is as per the EPA standards provided here. http://airnow.gov/index.cfm?action=aqibasics.aqiThis app is optimized for iPhone 6 portrait layout.
||Compatible with: ipad2wifi, ipad2wifi, ipad23g, ipad23g, iphone4s, iphone4s, ipadthirdgen, ipadthirdgen, ipadthirdgen4g, ipadthirdgen4g, iphone5, iphone5, ipodtouchfifthgen, ipodtouchfifthgen, ipadfourthgen, ipadfourthgen, ipadfourthgen4g, ipadfourthgen4g, ipadmini, ipadmini, ipadmini4g, ipadmini4g