A precise, pocketable light meter for film and analog photographers. No accounts, no cloud - every reading stays on your iPhone.

Point, meter, shoot. LuxLab turns your iPhone camera into a calibrated reflective meter that reads any scene in an instant - EV, brightness, and a full exposure triangle at a glance.
Made for analog photographers who meter every frame by hand - calibrated for negative and slide.
Aperture, shutter, and ISO solved instantly from any scene, with full and fractional stops.
Tap to meter a single point with precision, then lock and recompose with confidence.
Place any tone exactly where you want it with a clear EV and zone readout.