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#audio-keyframes

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Blog22.1K views4,925 votes0 replies1,372 following

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Automate Beat‑Synced Opacity in After Effects with Expressions

Learn how to drive a layer’s opacity with audio amplitude using a simple After Effects expression, eliminating manual beat‑by‑beat keyframing.

audio-keyframes expressions animationTasadduq Burneyowner27.5K rep · 28 Sept 2026, 22:16 UTC