This app uses low-frequency flicker (2–8 Hz). If you have photosensitivity or epilepsy, proceed with caution.
Select a preset or set wake-up time:
Then click “Start.”
• Red flicker at delta (2 Hz), theta (5 Hz), Solfeggio (7.83 Hz) gently entrains. • Ambient rain noise promotes relaxation. • Dynamic 5-stage schedule mirrors sleep architecture. • Progressive Solfeggio alarm on wake.