Institute for Investment
Home Guides Platforms Funds Tools
Home Guides Platforms Funds Tools

Investing Calculators

Visualise the impact of time, contributions, fees, and inflation on your wealth. No sign-ups, no saved data, just pure mathematics.

Compound Interest Calculator

Model the growth of your portfolio over decades, factoring in realistic platform fees.

Platform Fee Calculator

Find the exact crossover point where fixed-fee brokers beat percentage-fee brokers.

Inflation Adjuster

Calculate the real purchasing power of your future wealth against historical inflation rates.

Retirement Drawdown

Test your portfolio against the 4% rule and varying withdrawal strategies.

FIRE Calculator

Determine the exact invested figure required to declare Financial Independence.

Guides

  • Asset Allocation
  • Tax Wrappers
  • Index Investing
  • Rebalancing

Tools

  • Compound Calculator
  • Fee Calculator
  • Inflation Adjuster
  • Drawdown Tool
  • FIRE Calculator

Platforms

  • Vanguard vs HL
  • Interactive Investor
  • Vanguard UK
  • Hargreaves Lansdown

Funds

  • ESG Funds
  • Vanguard All Cap
  • HSBC All-World

Institute for Investment

Independent research and comparison for self-directed investors. We aim for clarity over complexity.

Core Guides

  • Investing Basics
  • Asset Allocation
  • Tax Wrappers (ISA/SIPP)
  • Index Investing
  • Portfolio Rebalancing

Comparisons

  • Brokerage Platforms
  • Vanguard vs HL
  • Interactive Investor
  • Global Tracker Funds
  • ESG Funds Analysed

Tools & Resources

  • All Calculators
  • Compound Interest
  • Platform Fee Calculator
  • Inflation Adjuster
  • Drawdown Calculator

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Disclaimer: The Institute for Investment provides educational information and comparative data. We do not provide financial advice. All investments carry risk, and the value of investments can go down as well as up. Always conduct your own research or consult a regulated financial advisor.