Free

Details

  • Released
  • Updated
  • November 25, 2025
  • April 24, 2026
Sync Hemispheres screenshot #1 for iPhone
Sync Hemispheres screenshot #2 for iPhone
Sync Hemispheres screenshot #3 for iPhone
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About

Explore altered mental states through controlled brainwave stimulation. This app uses binaural beats and ambient sounds to help you achieve deeper rest, enhanced focus, and explore dream states. Customize your experience with adjustable brainwave frequencies and timed transitions.

Binaural beat generation
Adjustable brainwave frequencies
Timed brainwave transitions
Ambient soundscapes
Brainwave state presets
Binaural beats and ambient sound blending
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What's New in Sync Hemispheres

1.3.7

April 24, 2026

Reliable Brainwaves Timer playback for uninterrupted listening across all pages.

User reviews

Incredible

I love this app!

Amazing Sleep Aid

This app is amazing for sleep and relaxation. Love that theres a binaural beats option as well as white noise. Being able to combine the two is genius. And the fact that it’s free with no in app purchases is a huge plus.

Developer apps

FAQ

What is Sync Hemispheres?

Sync Hemispheres is a lifestyle app designed to help users explore different mental states through binaural beats and ambient sounds. It utilizes brainwave entrainment techniques to promote rest, focus, and dream states.

How does Sync Hemispheres work?

The app plays two slightly different frequencies in each ear, creating a perceived third beat frequency. Your brain synchronizes with this frequency, a process called brainwave entrainment, to influence mental states.

What brainwave states can I explore with Sync Hemispheres?

You can select from five brainwave states (Delta, Theta, Alpha, Beta, Gamma) and a randomized Qigong state. You can also set timers to gradually transition between states.

Can I use Sync Hemispheres without headphones?

While the full binaural beat effect is best experienced with headphones, the Ambient Sounds section can be enjoyed through your phone's speaker or external speakers.

Is Sync Hemispheres free to use?

Yes, Sync Hemispheres is available for free. There are no in-app purchases or advertisements mentioned.

What devices does Sync Hemispheres support?

Currently, Sync Hemispheres is supported on iPhone devices. It was last updated on January 26, 2026, with version 1.3.4.

What is the age rating for Sync Hemispheres?

Sync Hemispheres has an age rating of 4+, making it suitable for a wide range of users interested in its features.

What do users think of Sync Hemispheres?

Based on the available data, Sync Hemispheres has a perfect rating of 5.0 stars from 3 ratings, indicating a very positive user sentiment.