Lux Meter is the most accurate digital lux meter, light meter, and illuminance sensor for Android. Read live ambient light in lux (lx) or foot-candles (fc) in seconds.
Whether you're setting up plant grow lights, tuning office lighting, or shooting photography, Lux Meter turns your phone into a precision photometer.
▶ MAIN FEATURES
• Lux meter — live illuminance reading (lx and fc)
• Light meter — ambient light strength gauge
• Illuminance chart — last 60 seconds of readings
• Calibration with known reference value
• Min/Max/Average tracking
• Hold mode locks the value hands-free
• Audio + vibration feedback over threshold
• Switch units: lux (lx), foot-candles (fc)
• Dark mode for cinema and theater use
• Works fully offline — no account, no ads block
▶ HOW TO USE
1. Open Lux Meter and uncover the front-facing light sensor
2. Point the sensor toward the light source
3. Read live lux/fc value on the gauge
4. Tap "Hold" to freeze the reading
▶ WHO USES LUX METER
• Photographers metering ambient light for exposure
• Cinematographers setting scene lighting
• Plant growers verifying grow-light intensity
• Office managers tuning workspace illumination
• Aquarium keepers checking light for coral
• Architects designing daylight integration
• OSHA inspectors verifying workplace lighting
• Stage technicians setting theater levels
• Photographers checking ambient before flash
• Educators teaching photometry
Replace bulky standalone lux meters with a tool you already carry. Lux Meter is fast, accurate, and free.