417 Player Plus

SYQEL INC

In-app purchases

About this app

Try 417 Player Plus free — no subscription, no commitment.

Retune your first 20 songs and experience the transformative, clarifying resonance of real-time 417hz tuning.

Love it?
Unlock unlimited listening forever for a single one-time payment.
No monthly fees. No ads. No tracking. Ever.

What is 417hz?

417hz is one of the ancient Solfeggio frequencies, known for its ability to dissolve negative energy and facilitate profound change. Often called the frequency of transformation, it is associated with breaking old patterns, clearing past trauma, and creating space for new beginnings. Listeners use it for undoing difficult situations, releasing stuck energy, and opening themselves to positive change.

What you get when you unlock:
✅ Unlimited real-time 417hz retuning of your entire local music library
✅ No ads — not now, not ever
✅ Zero data collection or tracking
✅ Android Auto support — your retuned music in your car
✅ Background playback — music keeps playing when your screen is off
✅ Sleep timer — set it and drift off to transformative frequencies
✅ Custom playlists — organize your library your way
✅ Shuffle, Repeat, and full playback control
✅ Yours forever — no subscription, no hidden fees

Want more frequencies?
Unlock additional Solfeggio frequencies individually or as a complete bundle.

Your privacy is absolute.
We collect zero data.
No analytics.
No tracking.
No third-party SDKs watching your listening habits.

Your music stays yours.

Start free. Own it forever.

Download 417 Player Plus free today — 20 retunes on us.

What’s new

Improved mobile app performance and Android auto support