Heart Rate - SLOX

Heart Rate - SLOX is a casual self-check tool that estimates your pulse using the rear camera and flash of your phone (photoplethysmography). — ENTERTAINMENT / SELF-CHECK ONLY — This app is NOT a medical device, has NOT been cleared by the FDA, KFDA, CE, or any other regulatory body, and does NOT provide medical diagnoses or treatment. The reading is an approximate estimate that is affected by finger placement, motion, lighting, skin tone, and many other factors. Do not use this app for any medical decision. If you have any concern about your heart, please consult a licensed physician. KEY FEATURES • Camera + flash based PPG measurement • Live waveform animation while measuring • Result history list saved locally • 7 languages: English, Korean, Japanese, Chinese (Simplified/Traditional), Spanish, Portuguese • 100% offline — no sign-up, no account, no data uploaded • No Apple Health / HealthKit integration PRIVACY FIRST Camera frames are processed only in memory on your device and are never saved or uploaded. We do not collect personal data or transmit anything to our servers.