Vertical Video Hook & Reframe Lab

Test 9:16 vertical splits, kinetic caption styles, and high-retention visual hooks for TikTok, Reels, and Shorts.

Maximize 3-second viewer retention on vertical video feeds. Test multi-layer split compositions (reaction + b-roll, game capture + talking head), preview eye-tracking attention heatmaps, and customize kinetic animated subtitle typography.

Features

• Interactive 9:16 vertical canvas simulator
• Viewer retention hook scoring engine
• Kinetic subtitle styling preset previewer
• Auto-crop safe-zone overlay (TikTok / Instagram / Shorts)

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