七麦数据

# 40Hz Gamma — Audio Tool

Experience a selection of precisely calibrated 40Hz gamma waves and soothing white noise.

40Hz Gamma is a clean, ad‑free, fully offline audio app designed to generate specific audio frequencies and ambient sounds.

## Key Features

- Precise 40Hz Gamma: Audio is calibrated for stable, consistent frequencies.
- Rich White Noise Library: Rain, ocean, wind, fireplace, stream, and more—freely choose and mix.
- Minimalist Design: Simple interface with no unnecessary settings—just open and use.
- Completely Offline: Enjoy anytime, anywhere without an internet connection.
- Privacy‑First: No data collection; all information stays securely on your device.
- Ad‑Free: A pure, immersive listening experience without interruptions.

## Disclaimer

Important: 40Hz gamma stimulation is an area of ongoing research. This app does not provide medical diagnosis or treatment. Seek a doctor’s advice in addition to using this app and before making any medical decisions.

## References

- Park & Tsai, PLOS Biology (2025): Innovations in noninvasive sensory stimulation treatments to combat Alzheimer’s disease — https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3003046
- Murdock et al., Nature (2024): Multisensory gamma stimulation promotes glymphatic clearance of amyloid — https://www.nature.com/articles/s41586-024-07132-6
- Chan et al., PLOS ONE (2022): Gamma frequency sensory stimulation in mild probable Alzheimer’s dementia patients — https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0278412
- Martorell et al., Cell (2019): Multi-sensory 40Hz stimulation ameliorates Alzheimer’s-associated pathology and improves cognition — https://www.cell.com/cell/fulltext/S0092-8674(19)30163-1

Tip: In‑app sources and citations are available under the Info tab.