Earn 3.00% AER (variable)* tax-free
Grow your savings with tax-free interest and keep more of what you earn.
Maximise your ISA allowance
Save up to £20,000 this tax year before the annual cash ISA allowance reduces to £12,000 from April 2027.
Flexible access
Add money when you want and withdraw it when you need it, without penalties or losing your tax-free status within your allowance. Free deposits and withdrawals while your Flexible Cash ISA is available.
Save your way
Whether you're building an emergency fund or saving for something special, your Cash ISA grows alongside your goals.
More reasons to choose Kroo
FSCS protection
Eligible deposits are protected up to £120,000 through the Financial Services Compensation Scheme (FSCS).
No monthly fees
Open and manage your Cash ISA without monthly account fees.
One simple app
Manage your current account, Cash ISA and more, all from one easy-to-use app.
Support when you need it
Our UK-based support team is here to help, directly from the app.
Open your Cash ISA in minutes
1 Confirm your details
2 Sign & declare
3 Add money
