Android: If you want to let someone read or watch something on your phone, but don't want them snooping around, Touch Lock can make sure they can't do anything by locking the touch screen.
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If you read certain tech sites, you'd be forgiven for thinking that the only smartphones worth owning are top-of-the-range flagship models (it's all they ever talk about.) In reality, very few people need a smartphone that costs $1200 - or even half that price.
For well under $500, it's possible to snap up a great handset with all the essential features - including fast performance, an excellent camera and decent battery life. Here are five of the best.
Android/iOS: Hopper is a great app for all kinds of personalised flight details, and today it's getting an update that breaks down all the airlines' confusing additional fees so you aren't surprised by anything when you actually get on a flight.