ND Expert

The Description of ND Expert

Site Editorial Commentary：The Best ND Calculator in the whole Universe

ND Expert is the easiest and fastest way to calculate exposure time when using neutral density (ND) or gray filters, ensuring perfect long exposure shots every time.

**What does ND Filter Expert do?**
ND Filter Expert allows you to quickly and easily calculate the correct exposure time when using ND filters with your SLR camera. It also helps you determine which ND filter is best suited for your specific photography needs.

**Comprehensive ND Filter Guide**
New to ND filters? No problem! ND Filter Expert provides extensive information and simple, step-by-step instructions on what neutral density filters are and how to use them effectively with your camera. In addition to the detailed tutorial, you'll find helpful information and recommendations for suitable accessories, making ND Expert a complete package for mastering the use of ND filters.

**Save and Recall Exposure Times**
Tired of manually calculating or writing down exposure times? Save your calculated exposure times as favorites for quick and easy access whenever you need them.

**Built-in Timer for Precise Exposures**
Having trouble timing your long exposures? ND Filter Expert features a built-in timer function that accurately measures times over three seconds. The app notifies you with an alarm and vibration when the timer expires. Customize your experience with different tone and vibration schemes in the settings.

**Combine Multiple Filters**
Yes, you can combine filters! ND Filter Expert lets you calculate exposure times for up to five combined ND filters. Choose from a wide range of filters (ND1 - ND19) and combine them to achieve your desired effect.

**Support a Small Developer**
We are a small, two-person company, and our apps are created in our spare time. To support our work, we use discreet advertising banners outside the main operation. We invest a lot of time, energy, and passion into these little helpers to provide you with the best possible results. If you want to support us, click on the small advertising banner from time to time or choose our premium version. Thank you!

**All ND Filter Expert Functions at a Glance:**
- Calculation of exposure time extension when using neutral density filters
- Combine up to five different ND filters for calculation
- Information about neutral density filters, their use, and useful accessories
- Timer functionality for exposure times greater than three seconds
- Favorites list for frequently used ND filter values
- Solutions to frequently asked questions about using neutral density filters
- Setting options for the timer
- Different vibration modes for the timer
- Alarm with sound when the timer expires
- No unnecessary permissions; minimal permissions required
- Easy to use
- Further setting options
- Attractive design
- Support for the application

**Premium Version Features:**
If you choose our Premium Version, you'll also get:
- Ad-free experience: All banners are hidden.
- Additional calculation methods to calculate a required ND filter or the light value
- Save combined filter calculations as favorites
- Infinite number of favorites
- Jump from Favorites to the calculation or the timer
- Filter & search within your favorites
- Activate further content
- Further adjustment possibilities
- Support the continued development of this app

**Contact Us**
If you have any questions or ideas about the app, please feel free to contact us at [email protected].

For more information about ND Filter Expert, please visit www.nd-filter-expert.de.

**note:** To make this app available for free, it contains advertising. All premium features can be unlocked via In-app purchase or by installing the standalone app "ND Filter Expert Pro".