Photo tool calculation app contains main 3 features of photography bulb mode, Dof mode, ND mode calculations

Photo tool calculation is a free application that contains several useful tools for both amateurs and professional photographers. we will help you to calculate different shooting calculation.

In any case, it is not a magic application to make beautiful pictures every time, but it will allow you to find a basic setting to refine to get the best picture you think.

Then main features of the app are
1. Bulb mode calculation
2. DOF mode calculation
3. ND mode calculation
4. Start time based on calculation
5. Simple selection to add data
6. Calculation for lots of camera type