Vinculum Calc

Vinculum Calc — Loans, Bonds, and Options, Done Right Vinculum Calc pairs an everyday basic calculator with a genuinely deep financial toolkit — built for anyone who needs more than a generic "loan calculator" app. Loan Calculator — Built for Real-World Financing Solve for any of Loan Amount, Payment, Interest Rate, or Amortization Period — Vinculum Calc rearranges the math for you. • Balloon loans: set a Loan Term shorter than the Amortization Period • Interest-only grace periods, upfront fees (flat or % of loan), and recurring extra principal payments • Monthly, quarterly, semiannual, or annual payment frequency • Full period-by-period amortization schedule with Total Interest, Balloon Amount, Net Proceeds, and Effective Financing Cost (true IRR-based rate) • Copy or export the entire schedule to CSV • Sensitivity grid across rate and term showing Payment, Debt Service, Balloon, and…