A Lifetime ISA (LISA) gives you a 25% government bonus on savings up to £4,000 per year, specifically for buying your first home.
Top Cash LISAs in 2026
Moneybox: Consistently offers one of the highest interest rates (currently around 4.5% AER) and has an excellent app.
Tembo: A strong competitor often matching or slightly beating the market-leading rate.
The LISA Rules
You must be aged 18-39 to open an account. The property you buy must cost £450,000 or less. If you withdraw the money for any reason other than buying a home (or retirement at 60), you face a 25% penalty.