Neutral Density Calculator 4+

Neutral Density Calculator


Designed for iPad

    • 3.0 • 2 Ratings
    • $1.99



Neutral Density Calculator for photographers to calculate the shutter speed when adding neutral density filters to your lens. Set the filter you are using and the shutter speed without the filter and the app calculates the new shutter speed with your filter fitted. This is a utility app that helps you determine the correct exposure time/shutter speed when using Neutral Density Filters.

Instantly it tells you exactly how long to leave your shutter open, and it even has a built-in timer countdown clock.

- User friendly UI
- Includes a countdown timer if exposure time is more than 60 seconds (bulb)
- Option to dim the screen while countdown
- Option to enable disable sound once timer reach
- Neutral density or Optical density unit selection
- Supports up to 20-stops of ND filter
- Base Shutter speed from 1/8000 - 60 sec
- Show Fractional transmittance data with selected ND filter

1 - How many stops your ND filter is (like a 3-stop, 4-stop, 10-stop, etc.)
2 - Base shutter speed - What your current shutter speed is (before you put your ND filter on your lens)
3 - Final time are calculate base on your input, you can press the start button sync with DSLR/DSLM camera shutter at the same time. And the timer will remind you once timer reach to release your DSLR/DSLM camera shutter.

Thanks for your support and do visit for more apps for your iOS devices.

What’s New

Version 1.1

- Update for Newest Devices
- Bug Fixed

Ratings and Reviews

3.0 out of 5
2 Ratings

2 Ratings

App Privacy

The developer, Nitrio, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    Up to six family members can use this app with Family Sharing enabled.

More By This Developer


You Might Also Like

Photo & Video
Photo & Video
Photo & Video
Photo & Video
Photo & Video
Photo & Video