Best Light Sensor Apps

Lux Light Meter Pro

Measure Luminosity in Lux & FC

Free

Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.

LUX Meter - Light Meter

Illuminance for photo & plants

Free

This app measures ambient light levels in lux or foot-candles using your iPhone camera. It provides instant feedback on whether a space is too dim, comfortable, or bright enough for various tasks and offers calibration options.

Luminosys - Light Meter

A simple, powerful light meter

Free

Accurately measure ambient light levels in Lux or Foot Candles using your phone's camera. This tool is ideal for photography, comparing light sources, or indoor gardening. It's designed for ease of use and provides precise readings.

Lux Light Meter for Mobile

Lux-Meter & Exposure Measure

Free

This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.

Light Meter + SensorArray

Spot, Incident & Color Meter

Free

This app provides hardware-validated light metering for analog film, digital cinema, and audio. It offers features like spot metering, reciprocity compensation for long exposures, and ambient color balance estimation. It's designed for professionals and works offline with a privacy-first approach.

Light Meter・Lux Meter

Plants, rooms & photo exposure

Free

This utility app transforms your smartphone into a professional light measurement tool, offering precise real-time readings in lux, foot-candle, and EV. It helps users meet lighting standards for various environments and optimize conditions for plant growth, with features for tracking changes over time.

Lumu Light Meter

Pro color and flash meter

Free

This app functions as a standalone reflective light meter or pairs with hardware for professional flash and color temperature measurements. It offers various modes for photography and videography, storing measurements with notes and location.

Light Meter - Lux & Lumen

Brightness,Foot Candle & EV

Free

Transform your iPhone into a professional light meter to measure illuminance in lux or foot-candles. Ideal for photographers, plant enthusiasts, and workplace safety, it provides instant, accurate light readings with various specialized modes and data export options.

Photo Light & Exposure Meter

Measure Shutter Speed, Lux, EV

Free

This app acts as a portable light meter for photographers. It helps you understand correct photography settings and experiment with shutter speed, aperture, and ISO in real time. Save snapshots with parameters and geolocation, and measure color temperature.

Lux Light Meter · Photometer

Lux · EV · Modes · History

Free

This tool transforms your iPhone into a precise light meter, offering multiple modes for various environments and photography needs. It records measurement history, allows for notes and comparisons, and supports CSV export for detailed analysis.