MuchLoved deduct a 3.2% transaction fee which includes all development and administration of the donation processing service as well as the full Gift Aid reclaim process. This enables MuchLoved to run and support the donation facility on a not-for-profit basis, with their transaction fee considerably cheaper than that of other suppliers.
There is also a 1.3% payment card fee deducted by the card processor, which is the same as for any other online transaction. There is no other fee or deduction...