VidFlow - Video Speed Controller

Control video speed 0.25x-16x and Picture-in-Picture on any website. Supports YouTube, Bilibili, Coursera and all HTML5 video sites.

VidFlow is an elegant video speed control and Picture-in-Picture tool that gives you consistent control over any video on any website. 🎯 Core Features ⚡ Precision Speed Control • Adjust playback speed from 0.25x to 16x with 0.01 increments • 6 preset buttons: 0.5x / 0.75x / 1.0x / 1.25x / 1.5x / 2.0x • Drag the slider or type a custom value — both ways work 🖼️ One-Click Picture-in-Picture • Click once to pop the video into a floating PiP window • Keep watching while you browse other tabs or work ⌨️ Keyboard Shortcuts • Ctrl+Shift+V: Show/hide speed control panel • Ctrl+Shift+P: Toggle Picture-in-Picture mode 🎨 Beautiful Design • Clean, modern popup interface • Light and Dark theme support • Your speed preference is saved automatically across tabs 🌐 Works on Every HTML5 Video Site YouTube · Bilibili · Coursera · Netflix · Vimeo · Local videos · And any other site with an HTML5 video tag Video speed controller is essential for online learners who want to save time, remote workers reviewing meeting recordings, and anyone who wants faster or slower playback. VidFlow delivers a consistent experience everywhere — no more switching between different controls on different sites. Free to use. No ads. No tracking. VidFlow 是一款优雅的视频速度控制与画中画工具，在任何视频网站上都能为你提供一致的操控体验。 🎯 核心功能 ⚡ 精确速度控制 • 从 0.25x 到 16x 无极调速，步进 0.01 • 6 个预设按钮：0.5x / 0.75x / 1.0x / 1.25x / 1.5x / 2.0x • 滑块拖拽 + 手动输入双模式 🖼️ 一键画中画 • 点击按钮即可进入画中画模式 • 边看视频边做其他工作 ⌨️ 键盘快捷键 • Ctrl+Shift+V：显示速度控制面板 • Ctrl+Shift+P：切换画中画 🎨 优雅设计 • 简洁现代的弹窗界面 • 支持 Light / Dark 双主题切换 • 速度偏好自动保存，跨标签页生效 🌐 支持所有 HTML5 视频网站 YouTube · Bilibili · Coursera · Netflix · Vimeo · 本地视频 · 以及其他所有 HTML5 video 标签网站 VidFlow 专为在线学习者和高效工作者设计。无论你是倍速刷课、看会议回放，还是追剧，VidFlow 都能让体验更流畅。 免费使用，无广告，无追踪。