🏠 首付计算器Down Payment Calculator
根据房价和首付比例计算首付款、贷款金额和交房所需现金（含交易费用），并估算按月储蓄需要多久攒够。Down payment, loan amount and cash needed at closing from the home price and down payment %, plus how long monthly saving will take.
使用说明与常见问题How-to & FAQ
「首付计算器」是什么？What is the Down Payment Calculator tool?
根据房价和首付比例计算首付款、贷款金额和交房所需现金（含交易费用），并估算按月储蓄需要多久攒够。Down payment, loan amount and cash needed at closing from the home price and down payment %, plus how long monthly saving will take.
如何使用「首付计算器」？How do I use the Down Payment Calculator tool?
在「首付计算器」中，填写「房价」、「首付比例 %」、「交易/过户费用 %」、「已有存款(可选)」、「每月储蓄(可选)」等参数，结果会随输入实时计算并显示在下方。In the Down Payment Calculator: Fill in "Home price", "Down payment %", "Closing costs %", "Current savings (optional)", "Monthly saving (optional)"; results are recalculated instantly as you type.
计算结果可以作为最终依据吗？Can I rely on the result?
「首付计算器」按标准公式计算，结果仅供参考；实际金额以银行、券商或税务机关的规则和四舍五入方式为准。The Down Payment Calculator uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.
「首付计算器」免费吗？需要注册吗？Is the Down Payment Calculator free? Do I need an account?
「首付计算器」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Down Payment Calculator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.