⌛
🎬
Video Timeline Calculations
Add up clip durations to plan a video timeline, or calculate where a transition lands.
无需登录
Formats: HH:MM:SS (e.g. 01:30:45) or HH:MM (e.g. 02:15)
Result
02:15:30
2h 15m 30s · 8130 seconds total
135.50
minutes
2.258
hours
8,130
seconds
Video Editing tips
🎬
For multi-clip projects, sum the clip durations to know total runtime before exporting.
💡
For finding a specific moment: "2:34:15 into the file" — convert easily to seconds for editor scrub bars.
🎯
The seconds output is useful for editing software that uses absolute frame numbers (at 24fps, 30fps, etc.).
工作原理
1
输入
Enter your data into the tool above. Everything stays local to your browser.
2
处理
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
下载
Get your result instantly. Nothing is stored after you leave the page — complete privacy.
为什么选择我们的？
✓完全免费——永远没有隐藏费用
✓无需账号、邮箱或登录
✓文件永远不会离开你的设备
✓绝无文件大小限制
✓所有输出均无水印