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AI Face Recognition — GrinFace

GrinFace, our in-house AI face recognition engine, delivers 99.99% accuracy as Korea's leading face recognition solution and integrates with a wide range of authentication systems to support our customers' digital transformation.

AI Face Recognition — GrinFace

ONE4U GrinFace uses AI to analyse the unique biometric features of a face for individual identification. Real-time face analysis and detection power authentication, access control, and many other industry and service applications — making GrinFace Korea's leading face recognition solution.

Why GrinFace Solution?

GrinFace is officially certified across the three pillars of face recognition: accuracy, processing speed, and security.

GrinFace three pillars

Tailored Service for Every Business Environment

ONE4U's long-standing infrastructure, untact services, and AI platform combine to deliver custom face authentication solutions.

Differentiated Technology
  • Identity verification, status analysis, and object recognition built on 1:1 and 1:N face recognition.
  • 100% accuracy, 0.06s processing speed, and proven stability.
Cross-Platform by Design
  • From high-end workstations to low-spec IoT — works across a wide range of hardware.
  • Supports every major OS — Linux, Windows, Android, iOS — with no environmental limits.
Easy Custom Deployment
  • SDK, on-premise, SaaS — choose the delivery model that fits your business.
  • Fast, accurate technology adoption so you can scale customer service smoothly.
Optimized for Large-Scale Service
  • Dedicated middleware optimised for services with tens of millions of users guarantees top performance.
  • Manages registration, storage, and verification of biometric data with distributed handling of high-volume transactions.