Who owns your online data?

What happens to your data when online services are snapped up by bigger rivals? Nicole Kobie exposes the truth behind the web’s biggest buyouts

Multi-billion dollar tech acquisitions may seem to have little relevance for us humble users, but there’s no question that they affect our lives online. When the big fish snap up smaller fry, it may be because they’re after their technology or aiming to wipe out competition, but in many cases, they’re most interested in vacuuming up your data.

Best Android apps for scanning documents

Edward Munn rounds up the best apps for turning your smartphone into a pocket scanner

Uninstall anything completely

Your PC is stuffed with junk – including programs you thought you’d seen the back of. Jane Hoskyn reveals how to remove every trace and reclaim your space

Computers (like people!) slow down when they’re full. If you’ve had your PC for a while, it’s likely to be crammed with programs you no longer use, Windows apps you never used, defunct hardware drivers and all sorts of stuff you can’t budge, even when you right-click and choose Delete.