https://support.google.com/google-ads/answer/7528254 https://support.google.com/google-ads/answer/7528254 Google has a such product but I think it is nowhere c

https://support.google.com/google-ads/answer/7528254 https://support.google.com/google-ads/answer/7528254 Google has a such product but I think it is nowhere close to the majority of ad spending. A part of the reasons is that it needs campaigns' conversion volumes to be above a certain threshold (so their model has a reasonable amount of training data) while advertisers may exploit the system by not reporting legitimate conversions. So Google requires them to be eligible by some unknown criteria.