The Utility Base offers a variety of free calculators for daily life and financial management. All calculators use expert-verified formulas to ensure accurate results and can be used by anyone without registration.

Finance Calculators

Compound Interest Calculator: Predict long-term investment returns and calculate doubling time with the Rule of 72.
Prepayment Fee Calculator: Calculate early loan repayment fees using fixed or sliding scale methods.

Health Calculators

Calorie Calculator: Calculate BMR and TDEE using the Mifflin-St Jeor equation.

💡All calculation results are for reference only. Please consult professionals for actual financial or health decisions.

📚 各地区计算规则说明

计算逻辑

采用公开的金融、贷款、比率与单位换算标准公式。

参考范围

参考公开标准与各地区常见实务规则。

前提条件

税费、费率、上限会因地区和机构而不同。

结果解读

结果可作为基准情景。正式决策前请与当地机构报价和税务规则对比。

地区默认值

货币: CNY

单位: metric

税务模型: US payroll estimate

法规提示

本工具基于地区预设进行估算。实际合同条款与法定上限可能因机构和当地法规而不同。

建议操作

正式申请前请至少比较 2~3 家本地机构方案。
再次核对费用、税务处理和提前还款条款。
用利率 +1~2% 与收入下降场景再测一次。

做真实决策前，请先确认当地机构的最新条款。

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