Zone System
Exposure and development tool
Developer: Davin Nguyen
App Size: 2.5 MB
Release Date: Feb 12, 2025
Price: $1.99
Photo & Video »
Zone System
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Zone System is a practical tool for applying Ansel Adams’ exposure and development method.
• Measure shadows and highlights to set exposure
• Get aperture and development (N, N+, N–) calculations
• Preview results with film stock presets
• Get calculations for aperture, shutter speed, ISO, and EV
This app makes the Zone System simpler, faster, and more reliable.
• Measure shadows and highlights to set exposure
• Get aperture and development (N, N+, N–) calculations
• Preview results with film stock presets
• Get calculations for aperture, shutter speed, ISO, and EV
This app makes the Zone System simpler, faster, and more reliable.
Zone System 2.5 Update
Sep 8, 2025 Version History
• Added shutter speed, ISO, and EV calculations
~Davin Nguyen
~Davin Nguyen
More Information about: Zone System
Price:
$1.99
Version:
2.5
Compatibility:
Requires Requires iOS 17 and watchOS 10 or later or later
Bundle Id:
com.davin.ZoneSystem
Size:
2.5 MB
Genre:
Photo & Video
Release Date:
Feb 12, 2025
Last Update:
Sep 8, 2025
Content Rating:
4+
Developer:
Davin Nguyen
Language:
English -
All Apps & Games Created by: Davin Nguyen
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