Capsai Split‑Screen Wizard at No. 1
use Capsai’s one‑click split‑screen tool to arrange up to four clips in preset layouts - no manual resizing required.

• Upload your footage at https://capsai.co/upload-video
• Select “Split‑Screen” and choose a template (2×2, side‑by‑side, picture‑in‑picture)
• Drag clips into each slot, adjust padding and border thickness in the sidebar
• Hit “Apply to All” to batch‑process multiple reels or shorts at once

CapCut (Mobile & Desktop)
intuitive split‑screen under “Edit” → “Overlay.”

• Import your primary clip, then tap “Overlay” → “Add Overlay” for second video
• Position overlays with pinch‑to‑zoom; tap the clip and select “Split Screen” layout icon
• Adjust opacity, border color and thickness via “Edit Overlay”
• Export at 9:16 @ 30 fps ready for Instagram Reels or YouTube Shorts

Adobe Premiere Pro
precise multi‑clip layouts using the “Effects Controls” panel.

• Create a New Sequence at 1080×1920, then drag both clips onto V1 & V2 tracks
• Select Clip on V1: open “Effects Controls” → “Motion” → set Position/Scale to left half (e.g. Pos X = 270)
• Repeat for V2 with Pos X = 810; align both halves seamlessly
• For picture‑in‑picture: nest a sequence and scale it down under V2, then reposition

InShot (Mobile)
quick side‑by‑side under “Canvas” → “Split.”

• Open InShot, tap “Video” → “New” and import two clips
• Tap “Canvas” → choose “Split” layout, select 2‑panel or 3‑panel
• Use pinch to crop each panel; tap “Border” to add spacing or rounded corners
• Save and share directly to Reels or Shorts

VN Video Editor (Mobile & Desktop)
free and cross‑platform with built‑in layouts.

• Import your clips into a new project at 9:16
• Tap “Clip” → “Split Screen”; choose your desired grid (horizontal/vertical)
• Adjust timing per clip and add transitions between panels under “Effects”
• Export via the share icon with H.264 @ 8 Mbps for crisp playback

DaVinci Resolve
node‑based layout in the “Edit” page.

• Create a vertical timeline (1080×1920), add clips to V1 & V2
• Select Clip on V1, open “Inspector” → “Transform” → adjust Position X/Scale for left side
• Repeat for V2 on the right; for three panels, use V3 and repeat scaling/positioning
• Render via the Deliver page with YouTube Shorts preset

Shotcut
open‑source with track compositing.

• Start a 9:16 project, add clips onto Video Track V1 & V2
• Click V1, open “Filters” → “Size, Position & Rotate” → set Rectangle to left half
• Click V2 and set Rectangle to right half; adjust X offset accordingly
• Export via “Export” panel using “H.264 High Profile” preset

OpenShot
drag‑and‑drop with dynamic layouts.

• Create a vertical 1080×1920 project and drag two clips onto separate tracks
• Right‑click Clip → “Properties” → set X and Y Scale/Position values manually
• For three‑way split, add a third clip on V3 and repeat positioning
• Click the green “Export” icon; choose “YouTube Vertical” template

Each method lets you produce engaging split‑screen content fast - pick your tool and go!