For around a year we have been in touch with another monitor manufacturer that produces its own monitors but also runs a very popular map application. It seems that they are happily using our data (completely for free from now more than 1000 monitors) but when I recently asked them to share the data from their own monitors they refused.
This is a companion discussion topic for the original entry at https://www.airgradient.com/blog/data-sharing-survey-feb25/