Description
GrayZone Meter is a digital spot light meter for iPhone, designed by professional photographers for those who want to truly understand and control exposure.
Built on over 25 years of real-world professional experience, it comes from actual field use, not automated simulations.
SPOT light metering
*Measures light exclusively in the indicated central area.
*Ideal for portraits, complex lighting, and critical situations.
*The measurement is calibrated to render the selected area as neutral middle gray using camera data.
Direct exposure control
*Set ISO before measuring, just like with a dedicated light meter.
*Instantly obtain precise shutter speed and aperture combinations.
*Exposure lock to maintain values while recomposing or adjusting settings.
*Half-stop support for finer control.
*NEW: Manual Mode to select shutter speed as well, with an over/under-exposure scale.
Essential interface
*Live preview that respects the sensor’s native aspect ratio.
*Shows only what is necessary, without distractions.
Total privacy
*NO ADVERTISING
*No photos are taken or saved.
*No data is collected or transmitted.
*The camera is used exclusively for light metering.
For manual photographers
*Useful with both analog and digital cameras.
*Helps determine exposure before shooting.
*It does not replace your camera. It works alongside it.