AppBroadcast, the owner of several gaming services apps, raised an undisclosed amount in a KDDI-backed round two years ago.

Sailthru has bought mobile marketing technology company Carnival.io, which had raised $2.4m from backers including GV, for an undisclosed amount.

AIG-backed customer support provider CrownPeak has secured $50m in series D capital to support a relaunch after its merger with ActiveStandards.

Rocket Internet had been in talks with Future Group to sell off homeware marketplace FabFurnish since February and has now closed the deal for up to $3m.

Onefinestay, which closed a $40m series D backed by Intel and Hyatt Hotels in June 2015, also received a $73m investment from AccorHotels as part of the deal.

Mars Petcare has reportedly paid $117m for smart pet collar developer Whistle, which had raised $25m from investors including Nokia and Qualcomm.

Tableau Software has acquired Technical University of Munich spinout Hyper, a data visualisation technology developer.

Trivergance, Falcon Investment Advisors and Landon Capital Partners have acquired Norwest-backed Clarus Commerce, which operates customer loyalty platform Freeshipping.

HTGF-backed spinout Symtavision, a developer of software technology for the automotive sector, has been acquired by Luxoft for an undisclosed amount.

WeWork has acquired digital visitor sign-in system developer Welkio less than six months after it was spun out of consulting agency Hathway with $400,000.