Glowtrack Studio Merge Videos

Merge Videos — Join Clips Online Free

Join two or more videos into one, free in your browser. Put them in order, choose the size, and mix landscape and vertical clips with black bars or a blurred background. Nothing is uploaded.

Drop two or more videos here, or click to chooseMP4, MOV, WebM or MKV ·

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How it works

  1. Add your clipsDrop in two or more videos at once — MP4, MOV, WebM or MKV — or add them one by one.
  2. Put them in orderMove clips up and down, pick the output size, and choose how mismatched shapes are handled.
  3. Merge and downloadOne MP4 with every clip back to back, sound included.

Mixing different clips

Different shapesA vertical phone clip in a landscape video gets black bars or a blurred background — your choice.
Different sizesEverything is scaled to one output size, so a 4K clip and a 720p clip sit together cleanly.
SoundEach clip keeps its own sound; clips without sound are silent for their part.
OrderThe video plays in the order of the list, top to bottom.

FAQ

Is my video uploaded?

No. The video is processed inside your browser on your own device and never sent anywhere — so it’s fast to start and safe for private clips.

How do I combine videos into one?

Drop all the videos in, put them in order with the arrows, and press Merge videos. You get one MP4.

Can I merge vertical and horizontal videos?

Yes. Pick the output shape — landscape, vertical or square — and choose black bars, a blurred background or fill-and-crop for clips that don’t match.

How many videos can I merge?

As many as your device can handle. Long, high-resolution projects take longer and need more memory; a computer is faster than a phone.

Can I post the result on YouTube, TikTok or Instagram?

Yes, if you own the footage and any music in it, or have permission. You’re responsible for what you upload — platforms’ copyright systems will usually match music you don’t have the rights to.

Which browser works best?

Chrome or Edge on a computer are fastest, because they use your graphics card to encode video. Safari works for most files; phones work for shorter clips.

Is it free?

Yes — free, no sign-up and no watermark. The site is supported by the ads on the page.

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