Plan your interest
Choose a calculator.
Model monthly interest, target pot scenarios and income illustrations using the calculator that fits your question.
Simple and compound
Monthly interest
Estimate monthly income and annual simple or compound illustrations.
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Tier explanation
Interest tiers
Understand the GBP 5,000 minimum, the 1% tier, and the 2% tier above GBP 20,000.
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Monthly interest
Basic interest calculator
Estimate monthly interest from your total pot balance.
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Existing pot
Pot growth
See how an existing pot could build over time.
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Minimum balance
£5,000
First tier
1% monthly
Top tier
2% monthly