Sony Mobile has updated the beta version of Album, moving it to build number 7.3.A.0.2. This latest version brings the Album app in line with the Video and Music beta apps, by introducing a new light theme. As with the other beta versions, there is no switch to go back to a darker theme, but this may change with future releases. If you want to download the latest version then you can become a tester by joining the Google+ Sony Album Beta community here.
DOWNLOAD APK: Album Beta (7.3.A.0.2)
Thanks Fadi, Himath and Mukul!