Live reflected metering
Evaluate the scene through the iPhone camera and translate light into practical exposure settings.
Analog exposure support
A private, on-device reflected light meter for analog photographers.
Meter One helps translate live reflected-light readings into practical shutter, aperture, and ISO settings for manual and vintage film cameras.
Built for the field
Evaluate the scene through the iPhone camera and translate light into practical exposure settings.
Designed around shutter speeds, apertures, ISO, and the slower rhythm of manual photography.
No account, no analytics SDK, no tracking, and no uploaded camera frames.
Dark graphite surfaces, warm scale markings, and muted red accents echo mechanical meters.
Support and privacy