A steady lux and foot-candle meter you can read without looking at the screen.
Get it on Google PlayMeasuring lux is free. Luxsmith Pro adds calibration profiles, room survey and CSV export — pay once, keep it for good.
Live lux and foot-candle readings with a Stable label, min, max and average. No ads on the measuring screen.
Hold a reading with a tap or the volume key, hear it spoken, compare two points A/B and check it against reference levels.
Uses only the light sensor. No camera, no microphone, no location. Readings stay on your phone.