Photographers Tools is an app for both Pro and amateur photographs with a lot of useful tools and features.
Quick summary of the features:
- Ability to calculate Hyperfocal distance and Depth of field. Very useful tool for understanding and maximizing depth of field.
- Find Sunrise/Sunset timings so that you can be at the location on time.
- Get Moon phase, illumination and rise and set timings
- Find civil and nautical twilight timings and also Blue and Golden hours. Sometimes the best light is before sunrise or after sunset and this tool tells you how long before sunrise you may want to get to the location or for how long after sunset you can expect good light.
- Easily search and manage locations and find sunrise, sunset and other timings at these locations
- Calculate exposure adjustment when using ND filters of various densities.
- Gray card tool for setting your custom white balance. Also useful for setting exposure.