Light Meter EV for Photography

Lightmeter turns your Android device into a precise, portable photography light meter and exposure calculator. Designed for both film and digital photographers, it utilizes your phone's built-in hardware sensors to help you nail your exposure every time.

Completely ad-free and privacy-friendly, Lightmeter offers professional-grade tools right in your pocket.

Key Measurement Modes

• Incident Mode: Calculate accurate aperture or shutter speed based on real-time light readings. Choose aperture-priority mode to calculate shutter speed, or switch to shutter-priority to find your ideal aperture.

• EV Compensation Mode: Instantly determine the EV (Exposure Value) compensation for any given aperture and shutter speed combination.

• Auto ISO Calculator: Quickly find the nearest optimal ISO value to match your desired aperture and shutter speed settings.

Advanced Features

• ND Filter Compensation: Built-in support for ND filters up to ND5.0.

• Precision Calibration: Fine-tune your readings using a calibration slider up to ±10 EV, or input exact calibration values manually.

• Camera Sensor Integration: Utilize your phone's camera for advanced spot metering, matrix metering, and zoom capabilities.

• Live Mode: Real-time preview and metering adjustments.

• Customizable Interface: Choose between basic mode, high-contrast mode, and expanded mode to suit your shooting environment.

Hardware Limitations & Compatibility Notes

• Camera Support: Live mode using the camera requires specific hardware features and may be limited or unavailable on certain device models.

• Strobe Limitations: Due to the refresh rate of standard smartphone light sensors, the app cannot capture brief, high-speed flashes from speedlights or photography strobes.

• Low-Light Performance: Light meter sensitivity and low-light accuracy vary depending on individual phone hardware, camera specifications, and manufacturer processing.

Permission Details

• Camera Access: Required exclusively for camera-view measurements and spot/matrix metering features.