For google, if you don't like the format of Google Takeout (a huge dump of files without UI to browse it), you can also check out a live stream of all data they

For google, if you don't like the format of Google Takeout (a huge dump of files without UI to browse it), you can also check out a live stream of all data they are collecting: https://myactivity.google.com/myactivity https://myactivity.google.com/myactivity Or for specific products, you can figure out the demographic inferred for you on ads, or gps tracking for maps: https://www.google.com/settings/ads https://www.google.com/settings/ads https://www.google.com/maps/timeline https://www.google.com/maps/timeline