Your files remain on your device
Processing happens inside the browser tab. Refreshing or closing the tab clears the current file queue.
Video · Processed on your device
Video Joiner
Combine compatible video clips or folders in order and record one high-quality WebM on your device.
MP4WebMMOVM4VOGV
INPUT
Add files in output order
Source files remain in this browser tab for device-processed tools.
HOW IT WORKS
Three clear steps
No hidden queue, upgrade screen or misleading result state.
- 01
Choose clips or a video folder
- 02
Arrange the playback order
- 03
Record and download one WebM
No Trenith usage price
Device tools and the Trenith interface are free. External providers may separately charge the account associated with your own API key.
FAQ
Common questions
Is Video Joiner free to use?
Yes. Video Joiner is free from Trenith with no account, subscription or artificial usage limit. Practical capacity depends on your device's memory, free storage and browser codec support.
Does Video Joiner upload my files?
No. Processing happens inside your browser tab on your own device. Source files are not sent to Trenith, and refreshing or closing the tab clears the current queue.
Which formats does Video Joiner support?
Video Joiner works with MP4, WebM, MOV, M4V, OGV.
How do I use Video Joiner?
1. Choose clips or a video folder 2. Arrange the playback order 3. Record and download one WebM No sign-up is required.
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