Personalised radio app Swell is to be acquired and then shut down, by Apple in a $30m deal that will allow Google to exit.

Event listings site Eventful has been acquired by CBS Local Media, providing an exit for telecommunications company Telefonica.

PTC acquired the internet of things software company, which had raised more than $26m, to add to its Thingworx business.

Otter, a venture by AT&T and Chernin Group, is set to buy the Chernin, Comcast and WPP-backed YouTube channel in a deal that could value it at up to $300m.

FreshPlum, which had raised a seed round in 2012 backed by investors including Google, has been purchased for an undisclosed amount.

LinkedIn has acquired news alerts platform Newsle in order for users to find out more about those in their professional networks.

Qualcomm-backed PowerCloud Systems has been acquired in a sub-$50m deal by broadcast and internet service provider Comcast.

Microsoft's purchase of data recovery software company InMage has granted exits to investors including Intel's corporate venturing unit.

News Corp-backed RelateIQ is being bought by competitor Salesforce just four months after it closed a $40m series C round.

Chernin Group will exit as Rightster buys the online media company in an $85.6m cash and share deal.