Rent vs buy
Simple break-even comparison (MVP)

Inputs

Enter your assumptions and click Calculate. This is a simple model for intuition (not advice).

Optional: used for a simple opportunity-cost estimate (renting invests your down payment).

Results

Signal
Item Renting Buying
Estimated total cost (cash out - resale proceeds)
Difference (buy - rent)
Home value after N years
Estimated equity after selling costs
If renting, down payment invested (FV)
What this includes / excludes
About / 關於

Rent vs buy calculator — Compare renting vs buying a home with a simple cost model: rent growth, mortgage, taxes, maintenance, appreciation, and selling costs. 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.

租 vs 買 計算器 — 用簡化模型比較「租房 vs 買房」:租金年增、房貸、稅、維修、房價漲幅與賣出成本。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。