Real-time air quality indices for over 3800 cities in 69 countries and regions. Currently, English, Spanish, Chinese, and Japanese are supported.

Features:

1. Provide air quality data from more than 7000 monitoring stations for over 3800 cities.
2. Show air quality information from your nearest monitoring station.
3. Able to show you the air quality indices on the map, more information will be shown as you zoom in to a city.
4. Able to show you the air quality indices with heatmap besides the normal map. Meanwhile, support heatmap 48-hour playback and record as video.
5. Ranking of the air quality indices for both the countries and cities.
6. When the air pollution increased, we will send you a reminder notification.
7. Display interface will change with the change in air quality. When the air pollution index is high, the display interface will became blurred just like the real world scenery. When the air pollution index is low, the display interface will be crystal clear.
8. Historical Data Review: You can review the short-term trends of air quality, and check the distribution of air pollution index for up to the latest 2 months.
9. Healthy Advice: According to the current air situation, basic advices are given: whether suitable for outdoor sports, whether need to wear masks. And what protective measures should do when you indoor, do outdoor sports, on traffic, we had more specific suggestion for you.
10. Real-time photo with real-time air quality indices: real-time quality index can stamp on your real-time photo so that you can create a cool-looking photo with location information and air quality indices.
11. Multiple custom setting supported, user can adjust interface and features as prefered.
12. Share with friends: You can send current air quality data or your unique photo with location information and air quality index to Friend via Facebook, Twitter, Wechat, Sina Weibo, Tencent Weibo, SMS via Email.

Following countries and regions supported:
1. Aland Islands
2. Argentina
3. Australia
4. Austria
5. Belgium
6. Bolivia
7. Brazil
8. Brunei
9. Bulgaria
10. Canada
11. Chile
12. China
13. Colombia
14. Croatia
15. Cyprus
16. Czech Republic
17. Denmark
18. Ecuador
19. El Salvador
20. Finland
21. France
22. French Guiana
23. Germany
24. Gibraltar
25. Guadeloupe
26. Guatemala
27. Hong Kong
28. Hungary
29. India
30. Iran
31. Ireland
32. Israel
33. Japan
34. Liechtenstein
35. Lithuania
36. Luxembourg
37. Macau
38. Macedonia (FYROM)
39. Malaysia
40. Malta
41. Martinique
42. Mexico
43. Mongolia
44. New Caledonia
45. Norway
46. Peru
47. Philippines
48. Poland
49. Puerto Rico
50. Reunion
51. Romania
52. Russia
53. Serbia
54. Singapore
55. Slovakia
56. Slovenia
57. South Africa
58. South Korea
59. Spain
60. Sweden
61. Switzerland
62. Taiwan
63. Thailand
64. The Netherlands
65. Turkey
66. United Arab Emirates
67. United Kingdom
68. United States
69. Vietnam