I removed the cached data, which was under 0.5GB. This allowed me to
install another app, but still doesn't quite explain the gigabyte-sized
difference between the sum of apparent sizes of individual apps and the
total space Chromecast reports as bei...
I'm observing the same problem. The storage space use reported for
individual apps (in my case 9 apps) doesn't even closely add up to the
3.7GB my Chromecast reports for Apps overall. When I 'See all apps' and
add their storage use, it adds up to und...