Flagstone is a UK-based financial technology company that offers a high-interest cash deposit savings platform. It aims to help individuals, businesses, and charities manage, protect, and grow their cash savings efficiently. Users can access and open savings accounts from over 60 UK banks through a single application, benefiting from exclusive and market-leading interest rates. The platform is available to UK savers aged 18 and over, with a minimum deposit of 10,000, and also caters to international clients, including corporates, funds, and trusts.

Flagstone provides several key services, including savings account aggregation, which allows users to spread deposits across multiple accounts to maximize interest earnings. The platform also helps users maximize protection under the UKs Financial Services Compensation Scheme (FSCS), ensuring eligible cash deposits are protected up to 85,000 per client, per banking group. With features like a cash deposits calculator and easy online management, Flagstone simplifies the savings process while maintaining a focus on security and efficiency.