People are becoming increasingly concerned about the air quality in China nowadays. This app help you to track real-time PM2.5 index of most of the cities in China. Helpful ...展开

People are becoming increasingly concerned about the air quality in China nowadays. This app help you to track real-time PM2.5 index of most of the cities in China. Helpful tips: -Tap the plus sign to add cities. -Tap the menu sign to remove cities. -Swipe left-to-right to move between locations.…收起

This app has been updated by Apple to use the latest Apple signing certificate. Bug fixes.