NerveQ
Heuk Kim Health & Fitness iPhoneiPadiPod touch
NerveQ is a free Health & Fitness app for iPhone and iPad by Heuk Kim. Requires iOS 13.0. Updated April 4, 2026.
- Price
- Free
- on the App Store
- Size
- 32 MB
- Age 17+
- Updated
- Apr 4
- 2026 · v1.0
Screenshots
About NerveQ
NerveQ is a personal sensation wellness self-check tool for awareness purposes only. It is not a medical device and does not provide medical diagnosis, treatment, or advice. Results are for personal reference — consult a healthcare professional for medical concerns. NerveQ helps you understand your sensory wellness patterns through science-based self-checks using Heart Rate Variability (HRV) analysis, vibration perception threshold (VPT) testing, and balance assessment. KEY FEATURES: - PPG-based HRV measurement using your phone's rear camera and flashlight - VPT (Vibration Perception Threshold) self-check via device haptics - Romberg balance assessment via gyroscope - Personalized sensory wellness score combining multiple data points - Progress tracking to monitor your wellness over time - Educational resources about nerve health and wellness HOW IT WORKS: 1. Place your fingertip over the rear camera with the flashlight on for HRV measurement 2. Complete the VPT self-check using device vibration patterns 3. Perform the balance assessment guided by on-screen instructions 4. Receive a combined sensory wellness score 5. Track your results over time to identify patterns SCIENCE-BASED APPROACH: - VPT: Vibration perception threshold via device haptics for sensory awareness - Romberg balance test: Gyroscope-based balance pattern measurement - HRV analysis: RMSSD method based on published research All measurements are processed entirely on your device. No health data is transmitted to external servers. This app is a personal wellness self-check tool for awareness purposes only. It is not a medical device and does not provide medical diagnosis, treatment, or advice. Results are for personal reference — consult a healthcare professional for medical concerns.
App privacy
The developer, Heuk Kim, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Advertising Data, Product Interaction, Other Usage Data
- Diagnostics: Crash Data, Other Diagnostic Data
Used for: Third-Party Advertising, Analytics, App Functionality