±Free
Compound interest
Project a balance with annual compounding and no deposits.
Project a balance using principal × (1 + annual rate ÷ 100)^years. The output lists the ending balance and interest earned above the principal. The same fixed annual rate is applied throughout, with no further deposits or withdrawals.
How to use
- Enter your text, values, or image.
- Adjust the options and run the tool.
- Copy or download your result.
Limitations and details
Principal and rate must be nonnegative and years must be between 0 and 1000; this fixed annual model excludes fees, taxes and inflation.
Frequently asked questions
Is this tool free and private?
Yes. All 300 tools are free in this phase. Processing happens in your browser; your input and files are not sent to our servers.