Light Meter - Lux, Exposure

Measure illumination (light intensity) and get exposure settings for your camera

Precise Light Meter with Built-In Exposure Calculator

Achieve professional-grade lighting for photography, filmmaking, plant care, and lighting design with an intuitive interface and precise accuracy.

📐 Dual Measurement Modes

Supports both Light sensor (incident measurement) and the rear/front cameras (reflective measurement / spot metering).

📷 Interactive Exposure Picker

Fine-tune your camera's exposure settings — aperture (f-stop), shutter speed (exposure time), and ISO — with real-time adjustments. Ideal for DSLR, mirrorless, film, and video cameras.

🎯 Accuracy You Can Trust

Pre-calibrated to match three professional light meters, with a built-in calibration feature for device-specific fine-tuning if needed.

📏 Multiple Units of Measurement

Measure light intensity in Lux (lx, lumens/m2), Foot-Candles (fc), and Exposure Value (EV).

▶️ Real-Time Measurements

Get instant feedback with continuous real-time light measurements.

👁️ Logarithmic Scale

A scale that reflects human eye perception for natural results.

🌐 Multilingual Support & Documentation

Available in 40 languages with comprehensive user guides included.

⚙️ Fully Customizable

Tailor the app settings to your specific needs.

✉️ Dedicated Support

Got questions or feature requests? Email me at [email protected] — I'll personally respond!

Turn your phone into a professional light meter today!