Loyalty: Start-up 10% raises €2.4 million to compete with Joko, Shopmium and iGraal Europe Less than a year after a launch, the start-up specialising in 10% cashback wallets has announced a fundraising of €2.4 million from Speedinvest, Kima Ventures, Fund F, True Capital and Techmind. Several business angels, including Frédéric Halley, are also participating in the round. This fundraising should enable accelerated development of tech platforms and give brands better control over their customer data.