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Assay provides mathematical modeling for informational purposes only. We assume no liability for financial losses or decisions made based on our calculations. Always conduct your own due diligence.

©2026Assay

Built byEzekiel

Investment calculators

Appraise any
investment with
one unified calculator.

Run NPV, IRR, MIRR, Payback Period, Discounted Payback, ARR, Profitability Index, Sensitivity Analysis and Break-even Analysis from the same input flow.

Input flow

Business project appraisal

Use this for machinery, buildings, expansion plans, or new ventures with period-by-period cash flows.

Enter the upfront amount required to start the project. Keep it positive; Assay treats it as an outflow.

%

Use your cost of capital, hurdle rate, or minimum acceptable return.

Enter the upfront amount required to start the project. Keep it positive; Assay treats it as an outflow.

%

Use your cost of capital, hurdle rate, or minimum acceptable return.

Awaiting your numbers

Fill in your project inputs above. Be sure to use the “Show ↓” toggles to reveal all fields. Once you are ready, click “Run all nine methods” to generate your custom appraisal dashboard.

Fill in your project inputs on the left. Be sure to use the “Show ↓” toggles to reveal all fields. Once you are ready, click “Run all nine methods” to generate your custom appraisal dashboard.