Quick Help Guide
Practical guides for AI, VPN, China Life, Cooking, and Tech Tips
Categories
AI & Productivity
AI tools, workflows, and productivity guides.
VPN & Internet Access
VPN setup, internet access, and connectivity guides.
China Life
Living, working, and daily life in China.
Chinese Cooking
Chinese recipes and cooking techniques.
Tech Tips
Practical tech fixes and how-to guides.
Trending & Hot
Latest trending tools, hot topics, viral guides
Tools
Meeting Timezone Planner
Compare work hours across cities on a 24-hour UTC grid with DST support · 跨时区会议时间对比，支持夏令时
Guitar & Ukulele Tuner
Microphone pitch detection with sharp / flat feedback · 吉他/尤克里里在线调音
Hex ↔ Binary Calculator
Convert up to 8 bytes hex to binary, click bits to flip · 十六进制二进制互转
AI Dev Prompt Builder
Next.js 15 & Tailwind coding standards for Cursor · AI 开发提示词生成
YouTube Downloader
Download YouTube videos as MP4 or audio as M4A · YouTube 视频音频下载
Free Proxy Node Hub
VMess, VLESS, Trojan nodes & subscriptions · 免费节点与订阅链接
World Cup 2026 Special
Watch guides, schedules, and AI predictions