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Neutral Density Calculator

Name: Neutral Density Calculator
Availability: InStock
Rating: 5 (1 reviews)

The essential field assistant for landscape photographers. Instantly calculate shutter speeds for up to 20-stop ND filters and track your bulb mode exposures with a built-in countdown timer.

Key Figures

Downloads

1K+

User Rating

5.0/5

Total Ratings

Publisher

Tan Chia Ling

Capture the Perfect Long Exposure

Professional-grade tools designed to eliminate mental math and maximize your creative flow in the field.

Instant Exposure Precision

Calculate exact shutter speeds for up to 20 stops instantly, ensuring perfect exposure without the guesswork.

Integrated Bulb Timer

Automate long exposures with a built-in countdown clock and audio alerts designed for exposures over 60 seconds.

The following screenshots and description are sourced directly from the app's official store listing and are the property of the app developer.

App Store

Screenshots

Neutral Density Calculator - Interface of the ND Calculator app showing shutter speed calculation for a 10-stop filter and a countdown timer — Interface of the ND Calculator app showing shutter speed calculation for a 10-stop filter and a countdown timer

Neutral Density Calculator - ND Calculator app screen showing exposure time calculation and a countdown timer — ND Calculator app screen showing exposure time calculation and a countdown timer

Neutral Density Calculator - The settings menu of the Neutral Density Calculator app showing unit selection for neutral or optical density and toggle switches for screen dimming and sound alerts. — The settings menu of the Neutral Density Calculator app showing unit selection for neutral or optical density and toggle switches for screen dimming and sound alerts.

Neutral Density Calculator - Interface of the ND Calculator app displaying calculated shutter speed for long exposure photography — Interface of the ND Calculator app displaying calculated shutter speed for long exposure photography

Neutral Density Calculator - ND Calculator app interface showing a 13-stop filter calculation with a 9-minute exposure timer. — ND Calculator app interface showing a 13-stop filter calculation with a 9-minute exposure timer.

Neutral Density Calculator - Interface of the Neutral Density Calculator app showing a calculated shutter speed of 28 minutes and 53 seconds with a start button. — Interface of the Neutral Density Calculator app showing a calculated shutter speed of 28 minutes and 53 seconds with a start button.

Neutral Density Calculator - The Neutral Density Calculator app interface showing a calculated exposure time and active countdown timer for a fifteen stop filter. — The Neutral Density Calculator app interface showing a calculated exposure time and active countdown timer for a fifteen stop filter.

Neutral Density Calculator - Interface of the ND Calculator app displaying a calculated 18-minute long exposure time for a 15-stop neutral density filter — Interface of the ND Calculator app displaying a calculated 18-minute long exposure time for a 15-stop neutral density filter

Neutral Density Calculator - Neutral Density Calculator app interface showing exposure time calculation and timer start button — Neutral Density Calculator app interface showing exposure time calculation and timer start button

Neutral Density Calculator - Neutral Density Calculator app interface showing long exposure shutter speed calculation and countdown timer — Neutral Density Calculator app interface showing long exposure shutter speed calculation and countdown timer

Description

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. Features: - 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 Steps: 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 nitrio.com for more apps for your iOS devices.