If they're treating ad views the same as regular story views, it's once the ad is initially loaded[1]. But, as others have mentioned, Snapchat appears to be mo

If they're treating ad views the same as regular story views, it's once the ad is initially loaded[1]. But, as others have mentioned, Snapchat appears to be more interested in sponsored content and Discovery features. 1. https://blog.bufferapp.com/social-video-metrics https://blog.bufferapp.com/social-video-metrics