# BrainSync: Brown Noise & Sleep > Binaural beats, brown noise & ADHD focus sounds for sleep, study and relaxation. Canonical page: [https://chrome-stats.com/d/com.appkadag.brainsync](https://chrome-stats.com/d/com.appkadag.brainsync) ## Overview - **ID:** `com.appkadag.brainsync` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** AppKadag - **Category:** LIFESTYLE - **Downloads:** 1,116 - **Version:** 1.5.1 - **Last updated:** 2026-07-24 - **First published:** 2025-10-27 - **Publisher country:** DE - **Size:** 28 MB - **Data as of:** 2026-09-18 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.appkadag.brainsync) - **Website:** [https://manualflow-cash-tracker.web.app](https://manualflow-cash-tracker.web.app/) - **Privacy policy:** [https://lid-web-privacy.web.app/brainsync-privacy-policy.html](https://lid-web-privacy.web.app/brainsync-privacy-policy.html) ## Description Unlock your mind's potential with BrainSync - a scientifically-designed app that uses binaural beats, brown noise, and brainwave frequencies to help you focus, relax, and sleep better.

Whether you need brown noise for ADHD focus, 40Hz gamma for peak concentration, or delta waves for deep sleep, BrainSync has a preset for every mental state.

🎧 WHAT ARE BINAURAL BEATS?
Binaural beats work by playing two slightly different frequencies in each ear. Your brain perceives the difference as a third "beat" that can influence your mental state and brainwave patterns.

✨ KEY FEATURES

• 7 Professionally-Designed Presets
- Deep Focus (Beta waves for concentration)
- Meditation (Theta waves for deep relaxation)
- Deep Sleep (Delta waves for restful sleep)
- Creativity Boost (Alpha waves for creative flow)
- Energy & Alertness (40Hz Gamma — Huberman-protocol inspired)
- Stress Relief (Alpha waves for calm)
- Power Nap (Theta waves for quick rest)

• Solfeggio Frequencies (396/432/528/639/741/852 Hz) with binaural offset
• 40Hz Gamma brainwave preset — peak cognitive performance
• Isochronic tones mode — works without headphones

🎨 NOISE COLORS FOR ADHD & SLEEP

• Brown Noise — deep rumble, favored by ADHD community for focus & sleep
• Pink Noise — balanced spectrum linked to deeper sleep stages
• White Noise — classic broadband, blocks all distractions
• Green Noise — mid-spectrum calm, trending for anxiety relief

• 7 Ambient Sounds
Mix binaural beats with nature sounds:
- Rain
- Ocean Waves
- Forest
- White Noise
- Pink Noise
- Brown Noise
- Fire Crackling

• Session Tracking & Analytics
- Track your meditation sessions
- View detailed statistics
- Export session history to CSV
- Monitor your progress over time

• Gamification & Achievements
- Unlock 15+ achievements
- Track streaks and milestones
- Stay motivated with progress goals

• Beautiful Dark Mode
- Light, Dark, AMOLED Black themes
- Automatic theme switching
- Material Design 3

• Background Playback
- Continue sessions with screen off
- Persistent notification controls
- Battery-efficient audio engine

• Home Screen Widget
- Quick-start your favorite sessions
- See progress at a glance

🧠 FREQUENCY GUIDE

• Delta (0.5-4 Hz) - Deep, dreamless sleep
• Theta (4-8 Hz) - Deep meditation, creativity
• Alpha (8-14 Hz) - Relaxation, light meditation
• Beta (14-30 Hz) - Focus, concentration, alertness
• Gamma (30+ Hz) - Peak awareness, problem-solving

🎯 PERFECT FOR

• Students and professionals who need ADHD-friendly focus music
• Anyone who relies on brown noise, pink noise, or white noise for sleep or study
• Meditators exploring binaural beats, isochronic tones, or solfeggio frequencies
• Night-shift workers and nappers using the Power Nap (Theta) preset
• Anyone seeking anxiety relief without medication

🔐 PRIVACY FIRST

• No account required
• No data collection
• Works completely offline
• All data stays on your device

💡 BEST PRACTICES

• Use stereo headphones (required for binaural beats)
• Find a quiet, comfortable environment
• Start with 10-15 minute sessions
• Use regularly for best results
• Adjust volume to a comfortable level

⚠️ SAFETY NOTE

Not recommended for individuals with epilepsy or seizure disorders. Consult a healthcare provider if you have concerns.

🌟 WHY CHOOSE BINAURAL BEATS?

• Scientifically-backed audio therapy
• Professional-quality audio synthesis
• Beautiful, intuitive interface
• Regular updates and improvements
• Responsive developer support

Transform your mental wellness journey with Binaural Beats. Download now and experience the power of sound therapy!

📧 Support: support@appkadag.com
🌐 Website: https://appkadag.com ## Rankings - #1,127,559 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.RECEIVE_BOOT_COMPLETED` - `android.permission.SCHEDULE_EXACT_ALARM` - `android.permission.USE_EXACT_ALARM` - `android.permission.WAKE_LOCK` - `com.android.vending.CHECK_LICENSE` - `com.appkadag.brainsync.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` ## Similar extensions and apps - [BrainWave: Focus, Relax &Sleep](https://chrome-stats.com/d/com.ellstudiosapp.brainwavefocusrelax) — 259 users - [Binaural Beats: Focus & Sleep](https://chrome-stats.com/d/com.drfranciscolabs.brainwaves) — 23 users - [Brainwaves: Binaural Beats](https://chrome-stats.com/d/com.victorianwall) — 167 users - [Brainwave: Binaural Beats](https://chrome-stats.com/d/com.antagrioin.brainwavegenerator) — 4,510 users, 3.93 / 5 - [BrainBooster: Focus & Sleep](https://chrome-stats.com/d/com.astrixel.brainbooster) — 19 users - [BrainBoost](https://chrome-stats.com/d/no.knobo.brainboost) — 20 users - [Binaural Beats Premium](https://chrome-stats.com/d/com.vaibhavkumar.binauralbeats) — 95 users - [Binaural Wave Labs - Brainwave](https://chrome-stats.com/d/com.brainwave.audio) — 44 users - [NeuroWave - Brain Booster](https://chrome-stats.com/d/com.neurowave.booster) — 119 users - [Mindrive: Focus & Sleep Beats](https://chrome-stats.com/d/com.houdacai.mindrive) — 81 users - [Alpha Waves, Binaural Beats](https://chrome-stats.com/d/com.buachaillmaith.rainnoiseapp) — 2,758 users - [NeuroSyncra](https://chrome-stats.com/d/com.medihertz.neurosyncra) — 17 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.appkadag.brainsync)