Password Strength Checker
Real-time password strength analysis with security score and tips. 100% local, never uploaded.
Suggestion
Instructions
密码强度检测使用说明
功能简介
实时检测密码强度，从长度、字符种类、常见弱密码等多个维度综合评分，并给出改进建议，帮助您创建更安全的密码。
使用方法
注意事项
❓ FAQ
How is the score calculated?
Based on length, character variety, presence in common weak-password lists, and patterns like consecutive or repeated characters.
What counts as a strong password?
At least 12 characters mixing upper/lowercase letters, numbers and symbols. Avoid common words, birthdays and personal info.
Is my password uploaded?
No. The strength check runs entirely in your browser; your password never leaves your device.
📝 Related Articles
What to Do When Removing Line Breaks from Large Files Causes Lag, Batch Method Comparison
This article explains the causes of lag in batch removing line breaks from large files and compares three methods, clarifying how to remove line breaks, the difference between deletion and replacing with empty, troubleshooting steps when it does not work, and specific approaches for mobile and API debugging scenarios, helping you choose the right route by file size and avoid repeated retries.
tool-tutorialsCan HTML to Markdown Be Used on Mobile? Installation-Free Online Conversion Method
You can complete HTML to Markdown with a mobile browser without installing any app. This article provides step-by-step operations you can follow directly, and gives troubleshooting order for common issues such as large file failures, API response format corruption, and distorted nested lists in tables, helping you stably obtain structurally correct Markdown text on mobile.
tool-tutorialsWhat Is the Difference Between Image to PDF and Online Conversion Tools? Which Is Safer
This article compares the differences between local conversion and cloud conversion in privacy, image quality, and controllability, provides complete operating steps for image to PDF, and focuses on answering four high-frequency issues: file compression, mobile installation-free use, conversion failure, and page ordering, helping you choose the right method according to image sensitivity.
tool-tutorialsWhat is the difference between PDF merging and PDF splitting? Which tool should I use?
After reading this article, you can quickly determine whether to use PDF merging or PDF splitting, master the four-step merging operation, and solve practical questions such as oversized files after merging, mobile operation, file corruption prompts, and browser security.