Sunny 16 - replace lightmeters is a free photography app developed by Peters Webcorner for Android. It is a useful tool for analog photographers who need to calculate the exposure settings for their shots. The app uses the Sunny 16 rule, which calculates the proper exposure settings based on the weather conditions and ISO speed of the film being used.

The app is easy to use and provides accurate results. It eliminates the need for a separate light meter, making it a convenient tool for photographers who prefer to travel light. The app allows you to input the ISO speed of your film and the current weather conditions, and it will calculate the recommended aperture and shutter speed for proper exposure. Overall, Sunny 16 - replace lightmeters is a valuable tool for any analog photographer looking to achieve accurate exposures without the need for a separate light meter.