Is the air pollution today bad where you live?If you care about air quality and know how harmful PM2.5 and other pollutants are, you probably have an air purifier at home, but... you dont want to stay at home all day right? What about going out and enjoying clean air at many different indoor locations?With the AirDeveloppa app, you will be able to find places such as coffee shops, gyms, coworking spaces, restaurants!How does it work?Every business has an AirCheck Business, this is our own self-developed air quality sensor that is constantly measuring PM2.5 concentration and sending this data to our application.This means that you can monitor the air quality of all these different venues live! (actually every 10 mins).Furthermore, we want you to help us make the network trustworthy and fair. For this, we have included the functionality of verifying these different locations within our app and device.How to verify?When you go to your favourite place, look for the AirCheck and press the button on its right side one time and wait for a QR code to display.Scan this code using the AirDeveloppa app and answer some simple questions.Once this is done, paste your Bitcoin Lightning wallet address and we will send you a little bit of free bitcoin in exchange!Now you know, next time you want to go out and theres bad air pollution, check the AirDeveloppa app and find out where is the best place to go!