ISA & Savings Calculator
✓ Verified for 2026/27Savings Details
£
£
Maximum standard ISA allowance is £20,000 per tax year.
%
years
Final Balance
£0
at term end
Total Contributed
£0
your deposits
Total Growth
£0
earned interest
Total Return %
0%
on total contributions
Savings breakdown
Initial Deposit
£0
Total Monthly Deposits
£0
Total Contributions
£0
Investment Growth
£0
Investment Term
0 years
Final ISA Value
£0
Growth over Term
Individual Savings Accounts (ISAs) are tax-free wrappers. Any growth or dividend yield generated inside a UK ISA is entirely exempt from Capital Gains Tax and Income Tax. The annual ISA allowance for the 2026/27 tax year is capped at £20,000.
How We Calculated This
- Input variables: Enter the relevant amounts, rates, or percentages in the form.
- Real-time breakdown: The calculator applies HMRC rules and thresholds for the 2026/27 tax year to process the values.
- Display outputs: The visual graphs, donut charts, and tables are compiled dynamically to show your net take-home and deductions.
Real-World Examples
Standard Scenario
A basic calculation applying standard UK tax bands and allowances.
Calculation runs based on standard HMRC rules.
With Pension or Deductions
Factoring in a percentage of salary sacrifice or pension contributions.
Deductions are calculated and adjusted accordingly.
Frequently Asked Questions
Is this calculator updated for the 2026/27 tax year?
Yes, all calculators are fully updated with the latest HMRC thresholds, personal allowances, and National Insurance rates for 2026/27.
Can I use this for official tax submissions?
These tools are for estimation and illustrative purposes only. For official tax returns, please consult a qualified accountant or reference HMRC directly.
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About This Calculator
This calculator uses the latest HMRC rates for the 2026/27 tax year. For illustrative purposes only — always consult a qualified tax adviser for formal advice.