Crowdfunding: Fintech app Curve rakes in £10m in just 54 hours London fintech Curve allows users to consolidate all their credit and debit cards into one smart card and app. Fintech app Curve has raked in nearly £10m in just 54 hours, in the largest equity raise on crowdfunding platform Crowdcube’s record. A collection of 11,795 investors pushed the equity raise into near double digits, breaking multiple records during Crowdcube’s campaign. Closing at 3pm yesterday, investors raised £9.9m. The fintech app, which connects all bank accounts and offers spending habit insights, was also the fasted to hit £6m on the British crowdfunding platform – in just two hours and 49 minutes.