Measure levels using iPhone camera to calculate luminosity in Lux. Track exposure during waking hours and before bed. Help optimize sleep quality by monitoring ambient conditions.
by John Harrington★ 4.8134 ratingsUtilitiesFreeData updated 2026-09-06
Measure intensity in lux and exposure values. Adjust settings for manual or film photography. Check lighting conditions for home, work, or greenhouse spaces. Save and share measurement data.
Measure levels in lux, foot-candle, or color temperature (CCT) in Kelvin. Use the device's camera as a sensor. View readings in real time. Save and share measurements. No ads. Simple and accurate interface.
Measure ambient using Lux or Foot Candles units. Utilizes phone camera and paper to determine levels. Ideal for photography, source comparison, and indoor gardening applications.
Measure intensity in lux and foot-candles with real-time color temperature readings. Track average and maximum levels. Get exposure suggestions and manually adjust shutter speed and aperture settings.
Measure intensity in LUX and foot-candles, both indoors and outdoors. Check color temperature in kelvins. Provide accurate illumination data for photographers and lighting professionals.
Measure levels in lux and foot candles with real-time color temperature readings. Calculate daily integral for plants. Track average and maximum values. Adjust shooting settings based on measured data.
Measure and analyze light quality by collecting spectral and photometric data. Calculate light intensity, color temperature, and flickering index. Assess eye health risks from light flicker. nd email reports based on collected data.
Measures intensity in lux and foot candles. It provides real-time color temperature readings. Users can adjust exposure settings and save measurement data for later review.
Measure levels for indoor plants using a camera pointed at leaves. Press "Measure" to assess conditions. Results indicate very low or low , helping users adjust placement for better health.
Measures reflected intensity for manual cameras. Calculates reciprocity adjustments. Displays exposure values for film photography. Integrates with camera apps for real-time readings.
Measure intensity with built-in phone sensors or Bluetooth-connected UNI-T UT383 BT sensor. Display values in lux and micromoles. Track exposure over time. Save and export measurement data. Set level alerts.
Edit photos and videos with high-quality filters and customizable presets. Create and save custom presets. Use full-screen editing mode. Access intuitive tools for creative adjustments. Share edited content directly.
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.
The app allows users to adjust iPhone screen brightness quickly. Presets can be launched from a widget for convenient access to specified luminosity levels.
Create a calming ambient by projecting colors across walls. Choose colors, adjust brightness, and set a gradual dimming schedule. Transform your room into a soothing environment for relaxation and sleep.
Track sleep duration and quality using Apple Watch motion and health sensors. Receive nightly summaries with clear insights. Set goals and view progress over time. Sync data with Apple Health for comprehensive sleep analysis.
Measure ambient instantly with live EV feedback. Adjust aperture, shutter speed, and ISO for accurate exposure. Save and compare readings over time. Sync measurements with other devices for consistent results.
Track cycles and quality with detailed analysis. Play soothing soundscapes to aid falling asleep. Measure resting heart rate using the phone's sensors. No wearable required for monitoring.