WhatsApp is the world's most popular chat app, but it can be daunting if you're new. Here's our guide on how to use WhatsApp!

If you want to transfer data saved on your iPhone or iPad, you can now use the "Switch to Android" app. Here's just how to use it.

Ten top tablet apps for both the iPad and Android tablets are shown running side-by-side to demonstrate the differences in design philosophy between the two platforms.