Luxembourg Mortgage Calculator

The Luxembourg Mortgage Calculator is a free, browser-based tool designed to help buyers, advisors, and anyone curious about property financing model their loan with real precision. Unlike simple calculators that only handle a single rate, this tool supports multi-tranche financing — allowing you to structure a loan the way Luxembourg banks actually offer them. Simulate fixed and variable rate tranches side by side, run stress tests to see how your repayments change if rates rise, and assess your debt-to-income ratio against standard banking thresholds. Once your simulation is ready, export a complete amortization plan as a PDF — useful for conversations with your bank or financial advisor.

• Multi-tranche loan simulation — model fixed and variable portions independently
• Stress test module — see repayment impact under different rate rise scenarios
• Debt-to-income ratio calculator with visual affordability indicator
• Full amortization schedule — month-by-month breakdown of principal vs. interest
• PDF export of your full simulation for sharing or record-keeping
• No account required — fully free, runs in the browser

Property financing in Luxembourg is rarely straightforward. Most buyers take out loans split across multiple tranches with different rates and durations, making it difficult to get a clear picture of total cost and monthly exposure. Standard online calculators handle only one rate at a time, leaving borrowers to piece together their own spreadsheets. This tool brings all the key simulation scenarios into one place — multi-tranche structuring, rate stress testing, affordability checking, and amortization planning — in a clean, free, and instantly accessible format.