# NDXpert - ND Filter — Long Exposure Calculator

> Long Exposure Calculator (iPhone/iPad app by Serge Benati.)

- Source: https://appshunter.io/ios/app/ndxpert-nd-filter/id6779938001 (this page in markdown: same URL + `.md`)
- Developer: [Serge Benati](https://appshunter.io/developer/1748293802)
- Category: Photo & Video, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 17.6 · 11 MB
- Languages: American English
- Released: 2026-06-16
- Data updated: 2026-08-21
- User reviews in markdown: https://appshunter.io/ios/app/ndxpert-nd-filter/id6779938001/reviews.md

## What is NDXpert?

ND Xpert is a free ND filter calculator designed for photographers who want to create long exposure images quickly and accurately.

Calculate the correct shutter speed when using ND filters and discover creative photography techniques through practical examples.

Whether you're photographing waterfalls, coastlines, moving clouds or city light trails, ND Xpert helps you determine the exposure time you need.

FEATURES

• Fast ND filter calculator
• Supports ND2 to ND32000 filters
• Instant exposure time calculations
• Clean and easy-to-use interface
• Remembers your last selections
• Learn how ND filters affect your photos
• Examples for waterfalls, seascapes, moving clouds and light trails
• Free to use

LEARN LONG EXPOSURE PHOTOGRAPHY

Discover how ND filters can help you:

• Create silky waterfalls
• Capture dreamy seascapes
• Photograph moving clouds
• Create stunning light trails

MORE PHOTOGRAPHY TOOLS

Explore additional photography apps from AppX3, including Photo Xpert, SunPath and Card Ingest.

ND Xpert is built for photographers who want a simple and reliable tool for planning long exposure photography.


## Version history (last 1 release)

### 1.1 — 2026-06-17

No release notes.

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## More apps by Serge Benati

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- [Cocktail Cuisine - Mixology](https://appshunter.io/ios/app/cocktail-cuisine-mixology/id6740248233)

All apps by Serge Benati: https://appshunter.io/developer/1748293802

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*