Reaction Deck

Plays a YouTube video full screen while recording your camera and mic to a separate file — plus a sync log that tells your editor exactly where the video lands.

Video

Watch, share, embed, live, or Shorts links all work.

Camera & mic

That mic looks like a Bluetooth headset. Android drops it to call-quality mono. Use wired earbuds if you can.

Capture options I'm on headphonesTurns off echo cancellation, noise suppression and auto gain for a clean voice track. Uncheck if the video plays out loud. Sync flash before playbackFlashes the screen white on the last count, so your face lights up on camera. A hard visual sync point to snap to. Hide my camera while rollingWatching yourself kills the reaction. The tally light still tells you it's running. 1080pOff means 720p, which is easier on the phone and half the file size.

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Take saved

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Drop video at—

Take length—

How to line it up

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Sync log

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