Investment Calculator
Model a long-term investment balance after contributions, an assumed return and annual fees.
✓ No signup✓ Mobile friendly✓ Clear limitations✓ Browser-first where practical
Recent tools are remembered only on this device.
Planning estimate only. Illustrates a constant-return investment scenario after an assumed annual fee. It does not model volatility, taxes, sequence risk or specific securities.
Estimated ending value$293,764
Contributions$160,000
Estimated investment growth$133,764
Net modeled return6.50%
Why use this investment calculator?
Use this free investment calculator directly in your browser. There is no account to create and the result appears immediately.
How to use it
Start with the inputs shown above, review the assumptions or options, then generate the result. Where the tool creates a file, keep the original until you have opened and checked the downloaded output.
Frequently asked questions
Is Investment Calculator free?
Yes. The core tool is free to use without creating an account.
Do I need an account to use Investment Calculator?
No. You can use the core Toolbox workflow without signing up.
Does Investment Calculator work on mobile?
Yes. Toolbox is designed for modern mobile and desktop browsers, although complex file workflows can be easier on a larger screen.