The official American Airlines app has received a rather nifty update on Google Play, bringing along with it a much needed completely redesigned user interface, the automatic assigning of seats and a multitude of bug fixes and stability improvements.

For telly addicts in the U.K., the free TVCatchup app for Android and iOS makes it easy for them to watch live TV channels while they’re on the go. But thanks to an ongoing legal dispute with a number of public service broadcasters, the app’s developers have been forced to pull popular feeds, including ITV and Channel 4.

Yahoo! has today updated its Yahoo! Mail apps for Android and iOS to introduce support for threaded messages (which it is calling “Conversations”), themes, and 1TB of storage for every user. That’s enough to store 500,000 to 1 million attachments, Yahoo! says, or 6,000 years’ worth of emails for the average user.

Google is already serving you Gmail ads on your desktop, and soon you’ll see them on your mobile, too. Although they aren’t active just yet, there is evidence for them in the latest Gmail for Android release, which was made available to download via Google Play last week.

Samsung has today released a new My Galaxy app for users in the United Kingdom, which promises to help you “get the most out of your Samsung Galaxy.” The app helps you find accessories for your Samsung smartphone, get support for services and features, and access exclusive offers only available to Samsung Galaxy users.