Invisible ads could be crippling your smartphone

Some of the apps available on Apple Watch.
Thousands of apps on iOS and Android run invisible ads you didn't know about.
Photo: Apple

“What you don’t know won’t hurt you” is a common phrase that unfortunately does not apply to the apps on your phone. It turns out that thousands of apps on Android and iOS secretly have ads in them that you can’t see, and they very well might be what’s causing a number of problems that plague smartphones today.

Samsung cruises past Apple in white-hot smartphone market

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Looks like Samsung and Apple pretty much own the smartphone market, though there are some scrappy contenders starting to make headway.

According to International Data Corporation (IDC), handset makers shipped a total of 337.2 million smartphones worldwide in the last quarter of 2015 (Q2). This is up 11.6 percent from last year, an amazing bit of growth considering how many smartphones are already on the loose.