Archived App (Last seen on 17 May 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Calculate the exact exposure time when using ND filters. Supports 16 filter densities from ND2 to ND100000, filter stacking, and a built-in countdown timer for long exposures.
What's New in NDCalc Pro
1.1
April 23, 2026
