What is stopnailbiting.app?
A simple macOS app that uses the device camera to detect hand and face movements and provides instant visual feedback to help you stop nail-biting. Detection running on-device, no personal data ever leaves your Macbook.
Problem
Users struggle to stop nail-biting using traditional methods like willpower or bitter-tasting nail polish which lack real-time feedback and consistent reminders
Solution
A macOS app that uses the device camera to detect hand and face movements and provides instant visual feedback (e.g., notifications, screen alerts) to break the habit
Customers
Remote workers, students, and professionals working in home offices who experience stress-related nail-biting
Unique Features
On-device detection (no data transmitted), real-time movement tracking, privacy-focused design, and immediate visual interventions
User Comments
Helps build awareness of habits
Effective for gradual behavior change
Privacy reassurance
Easy to set up
Occasional false detection
Traction
Launched on ProductHunt (exact metrics unspecified), macOS-only focus, listed under "Health & Fitness" category
Market Size
Global behavioral health apps market valued at $5.2 billion in 2022 (Grand View Research, 2023)
