How much does Plum cost? Plum October 19, 2017 15:28 Updated Follow It's free! There are no fees for using Plum and no additional costs for withdrawing money either. We make money from our partnerships, find out more here. Related articles What is the interest rate on my Plum savings? What will happen to my savings if I pass away? Are there any tax implications for saving with Plum? Where are my Plum savings held? Can I sign up to Plum if I live outside of the UK? Comments 0 comments Article is closed for comments.