SynMind: Sleep & Relax Sounds

Content rating
Everyone
5+
Downloads
Content rating
Everyone
In-App Purchases
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About this app

Fall asleep faster, focus deeper, and unwind anywhere — SynMind turns your phone into a personal sound sanctuary that works 100% offline. No account, no internet, no ads.

Mix soothing rain, ocean waves, forest birds, crackling fire, white noise and more into the perfect atmosphere for sleep, study, meditation or pure relaxation.

- 40+ READY-MADE AMBIANCES
• Press play and drift away — every scene is hand-crafted
• Favorites like "Gentle Rain," "Ocean Breeze," "Deep Focus," "Cozy Fireplace" and "Tibetan Temple"
• 11 categories: Nature, Rain, Water, Night, Urban, Fire, Wind, Noise, Winter, Meditation and Cozy

- 50+ HIGH-QUALITY SOUNDS
• Rain, thunderstorm, ocean waves, waterfalls and flowing rivers
• Forest birds, crickets, campfire, café chatter, train rides and wind chimes
• White noise, pink noise and brown noise for sleep, focus and tinnitus relief

- CREATE YOUR OWN MIX
• Combine up to 3 sounds into one soundscape
• Fine-tune the volume of each sound individually
• Save your custom ambiances and play them anytime

- MOOD GENERATOR
• Answer 4 quick questions about your mood, time, activity and setting
• SynMind instantly crafts a tailored ambiance just for you

- SLEEP TIMER
• Set a timer and let the sound stop on its own
• Fall asleep without draining your battery

- PLAYS IN THE BACKGROUND
• Keep sounds going while you use other apps or lock your screen
• Handy playback controls right in your notifications

- HOME SCREEN WIDGET
• Start your favorite ambiance in a single tap from your home screen

- TRACK YOUR JOURNEY
• Build daily listening streaks
• Climb 15 calming levels
• Unlock achievement badges as you relax, focus and sleep

- MADE FOR EVERY MOMENT
• Sleep & deep rest — block noise with steady white & brown noise
• Focus & study — stay in flow with rain and café soundscapes
• Meditation & yoga — center yourself with bowls, chimes and chanting
• Relaxation & stress relief — ease anxiety and calm your mind
• Tinnitus masking & baby sleep

- BEAUTIFULLY SIMPLE
• Clean light and dark themes
• Smooth animations and a calming interface
• Available in 28 languages

- FULLY OFFLINE & PRIVATE
• Every sound is built right into the app
• No streaming, no Wi-Fi, no sign-up, no tracking
• Your calm goes wherever you do

- SYN PRO — ONE-TIME PURCHASE
• Unlock everything forever with a single payment
• No subscriptions, no recurring fees
• Pay once, relax for life
Updated on
Jun 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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What’s new

portrait mode added
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
MEHMET ARDA SAYIN
arda.sayiin48@gmail.com
beyazşehir mah. 824. sok Kardelen apt. 5/9 kat 2 kapı no 9 kardelen apartmanı 38000 Kocasinan/Kayseri Türkiye

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