ND Filter Calc
Jerry Watson Photo & Video iPhoneiPadiPod touch
ND Filter Calc is a free Photo & Video app for iPhone and iPad by Jerry Watson. Requires iOS 15.0. Updated November 2, 2025.
- Price
- Free
- on the App Store
- Size
- 47 MB
- Age 4+
- Updated
- Nov 2
- 2025 · v1.4.0
Screenshots
About ND Filter Calc
A simple neutral density filter calculator for photographers. Has a count-down timer for shutter speeds of 3 seconds and above.
What’s new
Version 1.4.0 · Updated November 2, 2025
Added "Custom" to ND filter selection. When selected, user can add a custom f-stop from 0.1 to 20. This can be useful when stacking filters.
App privacy
The developer, Jerry Watson, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to ND Filter Calc
Looking for apps like ND Filter Calc? Here are 6 similar apps on the App Store. The highest rated is Mango Exposure: The Calculator (5.0/5), and all 6 are free to download.
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ND Filter Long Exposure Photo
4.7
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Manual Exposure
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SS Calculator for ND Filters
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ND+Timer
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Mango Exposure: The Calculator
5.0
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James Owl Calc
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| ND Filter Calc | – | Free | November 2, 2025 | |
| ND Filter Long Exposure Photo | 4.7 / 5 (3) | Free | Apr 26, 2025 | Compare |
| Manual Exposure | – | Free | Oct 25, 2026 | Compare |
| SS Calculator for ND Filters | – | Free | May 9, 2026 | Compare |
| ND+Timer | – | Free | Jun 13, 2026 | Compare |
| Mango Exposure: The Calculator | 5.0 / 5 (1) | Free | Aug 10, 2026 | Compare |
| James Owl Calc | 5.0 / 5 (4) | Free | Apr 20, 2026 | Compare |
Compare ND Filter Calc with the top alternatives: ratings, updates, ASO score and keyword gaps →