💰 利润率计算器Profit Margin Calculator
根据成本和售价计算毛利、毛利率和加价率，或根据目标利润率反推售价。Calculate profit, margin and markup from cost and price — or price from a target margin.
使用说明与常见问题How-to & FAQ
「利润率计算器」是什么？What is the Profit Margin Calculator tool?
根据成本和售价计算毛利、毛利率和加价率，或根据目标利润率反推售价。Calculate profit, margin and markup from cost and price — or price from a target margin.
如何使用「利润率计算器」？How do I use the Profit Margin Calculator tool?
在「利润率计算器」中，填写「成本」、「售价」、「目标利润率%(可选)」等参数，结果会随输入实时计算并显示在下方。In the Profit Margin Calculator: Fill in "Cost", "Price", "Target margin % (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?
「利润率计算器」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 Profit Margin Calculator uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.
「利润率计算器」免费吗？需要注册吗？Is the Profit Margin Calculator free? Do I need an account?
「利润率计算器」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 Profit Margin 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.