MARLVEL
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Sonaurv1.5.4

Released April 22, 2026Major

iOS

What changed

  • New featureIntroduced Health Mode which uses biometric data to influence music generation
  • PlatformAdded Apple Watch companion app integration for real-time data tracking
  • MonetizationAdded a one-time unlock purchase for the new Health Mode
  • PerformanceImproved the reliability of Apple Watch device detection

Original release notes

Introducing Health Mode.

With Apple Watch and the companion app, your body’s rhythms shape the sound. Heart rate, HRV, and movement sculpt the music in real time — including adaptive binaural beats that shift with you.

Available as a one-time unlock. No subscription.

Additional improvements and refinements throughout the app
• Reliability improvements to Apple Watch detection

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Sonaur, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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