Financial Tools
UK Investment Calculator
Model compound growth across ISAs, SIPPs and investment accounts.
Investing
Choose Investment Type
Parameters
Growth Projection
- With Compound Growth
- Without Growth (contributions only)
ISA Annual Allowance 2025/26
£20,000
Tax-free per person
Your Annual Contribution
£2,400
Proactive Tax Tips & Allowances
ISA allowance available: You're using £2,400 of your £20,000 annual ISA allowance. Unused allowance doesn't roll over - use it or lose it each tax year.
Investing
Dividend Allowance: If investing outside an ISA/SIPP, the first £500 of dividend income is tax-free. Above that, dividend tax rates apply (8.75% basic, 33.75% higher, 39.35% additional).
Projections are for illustrative purposes only. Returns are not guaranteed. Tax treatment depends on individual circumstances. This is not financial advice.