♾️ Perpetuity Calculator
PV of constant infinite cash flows
How to Use This Calculator
1
Enter Annual Cash Flow
Constant amount received each year.
2
Enter Discount Rate
Required rate of return (percent per year).
Formula
PV = C / r
Perpetuity assumes level payments forever and r > 0.
Frequently Asked Questions
What if payments grow?
Use a growing perpetuity: PV = C1/(r − g), with r > g.
Period units?
Ensure cash flow frequency matches the rate period.