This tool uses simple DTI guidelines. Real approvals vary by credit, property taxes, insurance, HOA, PMI, and lender rules.
Tip: If you don’t know taxes/insurance/HOA yet, leave it at 0 for a rough upper bound (but it may overestimate).
Mortgage affordability calculator — Estimate how much house you can afford using income, monthly debts, down payment, rate, and term. Uses simple DTI guidelines. Shareable, browser-only MVP.
Example: Use this tool to sanity-check numbers quickly, then share the link if you need to discuss with others.
FAQ: (1) Does it upload my data? No—runs in your browser. (2) Can I share results? Yes—use the share link feature. (3) Is it authoritative? Treat it as a convenience, not professional advice.
可負擔房價估算 — 用收入、每月負債、頭期款、利率與年限，估算可負擔房價與月付上限（DTI 指引）。可分享連結、純前端 MVP。
範例：用這個工具快速試算與對照結果，需要討論時再把連結分享給對方。
FAQ： (1) 會上傳資料嗎？不會，計算在瀏覽器內完成。 (2) 能分享結果嗎？可以，用分享連結。 (3) 準確嗎？請把它當作便利工具，不是專業建議。