New Tools

Online Maze Generator

Create reproducible mazes by size, algorithm, exit layout, and seed. View the shortest path or distance heatmap, play online, and download as SVG.

彩票中奖结果核对

输入双色球、七乐彩或超级大乐透的期号和号码，辅助核对中奖情况与命中号码。

彩票中奖号码查询

选择彩种并输入可选期号，查询指定一期或最新一期的开奖号码与开奖时间。

彩票开奖信息查询

按彩种、期号或开奖日期查询当期开奖、销售金额与各奖级中奖注数和奖金。

图片广告检测

上传图片，辅助检测水印、二维码、条形码、小程序码等常见广告特征与置信度。

智能作业批改

上传单张K12作业或试卷图片，查看逐题对错、作答区结果、错因说明与完成统计。

彩票开奖及历史查询

查询双色球、七乐彩、福彩3D、超级大乐透等八类彩种最近最多50期的开奖号码。

图片篡改风险检测

上传单张图片，辅助识别疑似 PS、拼接或局部修改，并查看置信度、疑似区域和热力图。

企业关系图谱查询

输入企业名称、统一社会信用代码、注册号或曾用名，查询服务返回的企业关系信息；结果仅作信息参考，不构成法律、投资、授信或尽调结论。

火车时刻与余票查询

输入出发站、到达站和出行日期，查询列车时刻与余票快照；实际开行与售票请以 12306 和车站通知为准。

ICP 备案查询

按域名查询 ICP 备案参考信息，查看备案主体、备案号、网站名称、备案状态、审核时间及分页记录。

商标查询

按关键词检索商标公开信息，查看匹配记录、申请号、国际分类、申请日期、申请人及公开状态等参考资料。

CNAPS Code to Bank Branch

Enter a 12-digit CNAPS code to identify the bank branch, bank, region, address, phone number, and logo.

Bank CNAPS Code Lookup

Find Chinese bank branch CNAPS codes, addresses, and phone numbers by bank, card number, location, or keyword.

Chinese Word Tracing Worksheet Generator

Create printable Chinese handwriting worksheets with model text, tracing practice, and blank writing grids

Iron Deficit Calculator

Estimate your total elemental iron requirement based on body weight and the difference between current and target hemoglobin.

Spam Phone Number Lookup

Enter an unknown phone number to check for spam or suspicious activity reports.

World Currency Symbols and Names

Look up currency names and commonly used symbols by country to identify monetary units on bills, quotes, and documents.

Excel to Phone Contacts Converter | Excel to vCard Tool

Convert an Excel contact list into a vCard file you can import into your phone.

Adult Height and Weight Chart (2026 Edition)

Find a reference weight for your height and use BMI to check your healthy weight range