PPFD · LUX · DLI · Color temperature
A free light meter,
right in your camera.
Point your iPhone at any light and read illuminance, PAR for plants, daily light integral, and color temperature — in a moment, with nothing uploaded.
Coming to the App StoreFour readings in oneLux, PPFD, DLI and color temperature from a single view.
No extra hardwareReads straight from the camera — no diffuser dome to clip on.
Private by designEverything runs on device. No account, no network, nothing stored or sent.
Honest about accuracyEvery reading shows how confident it is and whether it's tuned for your phone.