Technical Debt Calculator
Quantify the cost of technical debt from velocity impact, bug rates, and onboarding delays.
Inputs
%
%
%
%
Results
Annual cost of tech debt
$542,308.00
Monthly cost of tech debt
$45,192.00
Velocity loss cost / year$300,000.00
Bug fix cost / year$225,000.00
Onboarding penalty / year$17,308.00
Remediation cost$103,846.00
Remediation team size3
Payback period (months)3
2-year net savings$1,017,777.00
Debt cost in 12 months$687,777.00
How to Use This Calculator
- Enter the number of Developers and Average Developer Cost per Year.
- Set Velocity Loss % and Bug Fix Time % — the portion of sprints lost to tech debt.
- Input Base Onboarding Weeks and Annual Turnover % to capture knowledge transfer costs.
- Set Estimated Remediation Effort (weeks) and Monthly Debt Growth Rate %.
- Review Annual Cost of Tech Debt and Monthly Debt Cost to build the business case for a refactoring investment.
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