Upload two owned clips. Choose side-by-side or stacked, plus a tall, square, or wide canvas. Audio comes from the first clip. Each clip is capped around 60 seconds.
What do I get back?
One MP4 with both clips visible at once — left/right or top/bottom — on the canvas you pick.
What does Side by Side change in the publish-ready file?
Side by Side produces both clips visible at once for compare or dual reaction.
Outcomes specific to Side by Side:
- Horizontal or vertical split on one canvas.
- Tall, square, or wide output shapes.
- Distinct from sequential Clip Stitch.
What publish problems remain without Side by Side?
Without Side by Side, uploads face comparison posts that require a full timeline editor.
Risks of shipping without Side by Side:
- Manual timelines slow before/after posts.
- PiP hides half the second clip when you need equal share.
- Stitch plays clips in sequence instead of together.
How does Side by Side relate to platform ingest and early watch?
Side by Side yields a split-screen deliverable for dual posts.
Ingest and retention angles for Side by Side:
- Before/after and dual talking-head layouts finish here.
- Exactly two clips — deepen Clip Stitch for longer sequences.
- First-clip audio keeps the mix simple and honest.
- ≤60s per clip fits the 2GB VPS path.
Side by Side changes file readiness before upload; platforms still re-encode after receipt.
How is this different from Clip Stitch?
Side by Side shows both clips at the same time. Clip Stitch plays clips one after another with optional fades.
Related tools:
Can I mix three or more videos?
Not on this page. Exactly two clips. For more clips in sequence, use Clip Stitch.
Use Side by Side for dual reactions, before/after, or comparison posts.