The maximum amount that can be transferred using Open Banking is £250,000.
CashFlow Manager does not impose any limits on transactions (beyond the £250,000 limit imposed by the Faster Payments scheme) as they are executed by your bank.
You may, however, have limits in place with your bank. Please contact your bank to find out about what your limits are for transferring and receiving money.
TIP: You can change your daily limit by contacting your bank.