免费 · 本地处理 · 浏览器即用
Change Video Speed Online
Speed up or slow down MP4, MOV, and WEBM clips without installing software.
无需安装本地设备处理MP4 导出支持手机与电脑
拖拽文件到此处
或点击选择文件
video/*
使用步骤
1
上传文件
拖拽或选择本地文件，格式取决于浏览器支持。
2
调整参数
在工作区预览效果后再导出。
3
下载结果
导出 MP4 等格式，可直接发布到社交平台。
为什么选择 Pixwit
Fast browser processing
Heavy lifting runs locally with WebCodecs when your browser supports it—no cloud upload required for basic edits.
Creator-friendly exports
Download ready-to-post files for TikTok, Reels, Shorts, and YouTube.
Pair with AI video
Generate clips with Pixwit 派维 AI, then polish them with this tool in the same workflow.
Privacy first
Your media stays on your device during processing. We don't store your uploads for browser tools.