About 150,000 Britons have lent nearly £10bn in this way over the past decade, earning around 4.5% interest on average. By contrast, the average interest rate on an easy access savings account is just 0.51%.

The bigger platforms, such as Zopa, Funding Circle and RateSetter, are therefore attractive alternatives for would-be savers.

The market was boosted by the launch in 2016 of innovative finance Isas, which allow people to invest £20,000 a year tax-free in P2P platforms and equity-based crowdfunding, where they buy stakes in companies.

The Disruptive Rise of FinTech (Technative) Rated: A