The app transforms an iPhone into a digital light meter. It offers aperture or time priority and includes both modern and classic views for exposure measurement.
by lostview GmbH★ 1.73 ratingsPhoto & Video$0.99Data updated 2026-10-08
Track time with individual or grouped . Start, pause, and reset via Apple Watch. Record time for each timer and note separate finish times for grouped . Schedule alerts with repeated intervals. Specify custom countdown durations.
Create and organize photos into purpose-specific albums for different projects or tasks. Add detailed notes and tags to each photo. Export and share images directly. Sync across devices for consistent access.
Calculate depth of field, field of view, and focal length for any camera and . Determine aperture settings for different formats. Compare sensor sizes and check coverage. Input camera and details to get precise photographic calculations.
Access film test data to calculate exposure settings for traditional black and white films. Input film type and test results to determine optimal exposure. View and save exposure calculations.
Monitor , air pressure, and oxygen levels in real time using GPS and sensor data. Customize theme and background. Track environmental changes with precise measurements and dynamic updates.
Measure environmental levels in real time using your device's microphone. Display readings accurately. Detect and monitor sound levels at home, work, or outdoors.
The app displays the Logitech Wireless Solar Keyboard K750 for Mac's power status and reserve indicators. It includes a lux meter to show the light source's power output.
Measure sound intensity with a dB meter. nd test sound frequencies using a tone generator. Assess speaker balance with a stereo test. Evaluate response with a test. Monitor audio output quality for accurate sound performance analysis.