How to Create a Mask Reveal in After Effects (No Plugins)
Learn how to create a clean, modern custom shape mask transition in After Effects using native tools — no plugins required.
This effect uses animated shape masks, smooth expansion, and soft feathering to create a circle reveal transition that feels polished, professional, and perfect for modern motion design, social content, and cinematic edits.
In this tutorial, I break down a flexible setup that lets you use any custom shape to reveal the clip below — ideal for reels, TikToks, YouTube videos, branding work, and clean transitions.
🔥 What you’ll learn:
• Creating custom shape mask transitions
• Animating a smooth circle reveal
• Mask expansion & feathering for clean edges
• Timing transitions for a professional feel
• Building reusable, modern transitions
Beginner-friendly and fully customizable.
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