Calculators
Monthly interest calculator
Monthly interest.
Model monthly interest examples using simple and compound annual illustrations. The calculator is illustrative only and is not investment advice.
Calculator
Estimate monthly interest
Monthly interest tier
1%
Based on the current public tiers: 1% monthly from GBP 5,000 to GBP 20,000, and 2% monthly above GBP 20,000.
Estimated monthly amount
£200.00
Simple annual illustration
£2,400.00
Compound annual illustration
£2,536.50
Minimum balance
GBP 5,000
First tier
1% monthly
Top tier
2% monthly above GBP 20,000
Next step
Ready to continue?
Calculator outputs are illustrative only. They are not investment advice and do not account for tax, fees, eligibility, withdrawal timing or product-specific terms.
Illustrative only
The calculator does not account for fees, tax, eligibility, withdrawal timing or product-specific terms.
Not a savings account
Monthly interest investment information should not be compared with bank savings products without reading the risk information.
Eligibility applies
Use the eligibility journey before reviewing account-opening information.