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FlickerSense turns your iPhone into a light quality analyzer. Using 240 FPS camera capture and FFT analysis, it detects invisible light flicker (50–120 Hz) from LEDs and fluorescents linked to headaches, eye strain, and focus issues. Also measures color temperature (Kelvin) and brightness (lux). Built for people with light sensitivity, ADHD, epilepsy, and anyone optimizing their environment. Free unlimited scans. Premium adds trends, blue light analysis, workplace compliance, and export.
FlickerSenseTurn your iPhone into a professional light flicker detector
Bohdan-Volodymyr Lesivleft a comment
Hey Product Hunt! 👋 I built FlickerSense because I discovered that the LED lights in my workspace were flickering at 100 Hz — completely invisible to the eye, but the cause of persistent headaches and focus issues I couldn't explain. Professional flicker meters cost €200+. I thought: every iPhone already has a 240 FPS camera. Why not use it? FlickerSense runs FFT analysis on high-speed camera...
FlickerSenseTurn your iPhone into a professional light flicker detector