实用工具集

计算扣除四大保险和税款后的实得工资（韩国）。

Calculate your remaining balance and savings rate by entering your monthly income and expenses.

Calculate how much you need to save to reach your goals. Simulate your future savings with initial deposit, monthly contributions, and interest rate.

Calculate your expected retirement assets based on your current savings and monthly contributions. See how your wealth grows over time through the power of compound interest.

Calculate your Body Mass Index (BMI) and check your health category. Supports both metric and imperial units.

Calculate your Basal Metabolic Rate using the Mifflin-St Jeor Equation. Check your daily calorie needs by activity level.

Calculate your body fat percentage based on BMI method and check your health category. Enter your gender, age, height, and weight to calculate body fat percentage.

Calculate your daily recommended calorie intake (TDEE). Uses the Mifflin-St Jeor Equation to estimate BMR and daily energy expenditure.

解梦搜索工具。通过水、蛇、钱等关键词查找梦境含义。

输入出生日期和时间来计算您的八字（四柱）。

Calculate days between two dates, or add/subtract days from a specific date.

Set target dates and count down to your important events. Save multiple events and track progress.

根据出生日期计算国际年龄、韩国年龄和距离下一个生日的天数。

在农历和公历日期之间互相转换。支持闰月。

Convert between metric (mm², cm², m², ha, km²) and imperial (in², ft², yd², acre, mi²) area units.

Convert between metric (mm, cm, m, km) and imperial (inch, ft, yd, mile) units.

Convert between metric (mg, g, kg) and imperial (oz, lb, st) weight units.

Convert between metric and imperial volume units. Supports ml, l, cubic meters, gallons, quarts, pints, cups, fluid ounces, tablespoons, and teaspoons.

Scientific calculator supporting basic arithmetic and scientific functions (trigonometric, logarithmic, square root, etc.).

Add, subtract, multiply, and divide fractions with simplification, mixed numbers, and decimal conversion.

Calculate base raised to the power of exponent. Supports decimal exponents, scientific notation, and copy result feature.

计算常用对数(log₁₀)、自然对数(ln)和自定义底数的对数，并显示计算步骤。

将韩国地址转换为国际英文格式。支持USPS、ISO和标准格式。

分析文本的字数、字节数、单词数、句子数和行数。

Count words, characters, sentences, and paragraphs in your text in real-time. Estimate reading and speaking time.

按字母顺序或长度对文本行进行排序。支持删除重复项和反转顺序。

创建专业发票并下载为图片。

以树形结构可视化和浏览JSON数据。

计算各电器的用电费用。

主要货币之间的汇率换算。（近似汇率，离线处理）

即时生成安全的随机密码。自定义长度、大写、小写、数字和符号。

Generate secure, random UUID v4 identifiers. Create multiple UUIDs at once and copy them easily.

Generate MD5, SHA-1, SHA-256, and SHA-512 hash values for your text. Securely processed in your browser using Web Crypto API.

将网址、文本、联系方式等转换为二维码。

Format, minify, and validate JSON data. Features syntax highlighting and copy functionality.

Format, minify, and validate XML data. Features syntax highlighting and copy functionality.

Convert YAML to JSON and JSON to YAML. Fast and easy data format conversion tool.

将 CSV 数据转换为 JSON 格式。上传文件或直接粘贴您的 CSV 数据。

在PNG、JPG、WEBP、BMP之间转换图片格式。

在线裁剪图片到所需区域。

旋转图片或水平/垂直翻转。

将图片转换为Base64字符串，或将Base64解码为图片。

将多张图片转换为一个PDF文件。所有处理在浏览器中完成。

将多个PDF文件合并为一个。所有处理在浏览器中完成。

按页面范围拆分PDF。所有处理在浏览器中完成。

FPS游戏准星生成器。实时预览创建Valorant、CS2等游戏准星并输出导出代码。

计算eDPI并与职业选手比较。提供游戏风格推荐灵敏度。

FOV计算器根据显示器距离计算最佳视野角。HFOV/VFOV转换，游戏FOV信息。

FPS游戏鼠标灵敏度转换器。转换Valorant, PUBG, CS2, Overwatch 2等游戏的灵敏度，计算eDPI和cm/360°。

15个问题测出你的心理年龄！

在线快速检测色觉异常的简单测试。

测试你辨别微妙色差的能力。

Flip a coin with secure random generation to get heads or tails. Powered by Web Crypto API for complete randomness.

Roll secure random numbers with various dice types (D4, D6, D8, D10, D12, D20). Roll 1 to 10 dice at once with animation.

安全生成韩国乐透6/45、美国强力球、百万大奖、欧洲百万彩票号码。

Generate secure random numbers within a specified range. Support for multiple numbers, unique only option, and sorting.

Compress images to reduce file size. Adjust quality, resize dimensions, and choose output format (JPEG, PNG, WebP).

Free image resizer tool. Resize images to any width and height. Supports aspect ratio lock, percentage scaling, and multiple output formats.

输入圆的半径、直径、圆周或面积中的任意一个值，即可自动计算其他所有值。

Calculate all properties of a triangle given three sides, two sides and an angle, or one side and two angles. Find area, perimeter, and triangle type.

输入出生日期和时间来计算您的八字（四柱）。

根据出生年份计算生肖，并查看干支（天干地支）。