Monzo gained over 2 million customers in six months, reaching a total of 14 million. The bank is popular among small businesses, with 800,000 business accounts, and has high customer satisfaction due to features like fee-free spending and budgeting tools. New offerings include tax filing capabilities and interest-earning accounts for under 16s.

Small business banking is evolving as fintech companies like Square, Shopify, Ramp, and Brex expand their offerings to include banking services, challenging traditional banks. These companies aim to capture operational deposits and provide comprehensive financial solutions, capitalizing on the lucrative small business market, which is estimated to generate significant annual revenue opportunities.