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Project Finance Calc

Project finance calculators

Working tools for debt sizing and cover ratio analysis — not tutorials with a formula at the bottom. Enter your own cash flows, get a full schedule you can export. Everything runs in your browser: nothing is uploaded, nothing is stored, and there is no signup.

Available now

Debt Sculpting Calculator

Free

Size the maximum supportable debt from a CFADS profile and a target DSCR. Produces the full sculpted repayment schedule with DSCR and LLCR by period, and compares it against annuity repayment.

Debt sizingSculptingvs annuityCSV export
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Project Finance DSCR Calculator

Free

Debt service cover ratio for every period of a debt schedule, with covenant and lock-up testing. The schedule-based project finance ratio, not a single-year rental-property snapshot.

DSCRCovenantLock-upBreach testing
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CFADS Calculator

Free

Build cash flow available for debt service from revenue down through tax, working capital, maintenance capex and reserve movements — the input every cover ratio depends on.

CFADSBuild-upCash conversion
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LLCR & PLCR Calculator

Free

Loan life and project life cover ratios with the full present value workings shown, including the DSRA netting and the value of the tail beyond debt maturity.

LLCRPLCRDSRATail
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On the worked example

264.18

Maximum supportable debt at 1.35x DSCR

Versus a level annuity

+38.5%

Extra debt capacity, identical cash flows

Cost

Free

No signup, no limits, no data leaves the browser

Reference

Debt sculpting methodology

Every formula derived from first principles, with a four-period example you can reproduce by hand.

Sculpted vs annuity

Why level repayment is capped by the weakest period, and what that costs in debt capacity.

Project finance glossary

CFADS, DSCR, LLCR, PLCR, tail, DSRA, gearing, IDC and cash sweeps — with the formulas.

Being built next

These are not live yet — listed so you know where this is going, and so you can tell me which one you actually need first.

  • DSRA sizing — reserve requirement on a forward-looking debt service basis
  • Equity IRR and payback — sponsor returns from the same cash flows
  • IDC and construction funding — interest during construction, drawdown profiles
  • Refinancing and cash sweep — sweep percentages and their effect on tenor