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Android Central
Android Central
Technology
Jay Bonggolto

Smart ring rivalry heats up: Ultrahuman sues Oura over patent claims

The Oura Ring 4.

What you need to know

  • Ultrahuman has sued Oura in India, accusing the Oura Ring 4 of ripping off its patented smart ring tech.
  • The dispute centers on sleep tracking, circadian tools, and women’s health features that Ultrahuman says it pioneered.
  • Unlike Oura’s subscription-heavy model, Ultrahuman pushes “no paywall” health data and modular add-ons called PowerPlugs.
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