Light Ruler: Photo Toolkit

3.0.3

小倩徐

0.00

0 reviews

Free

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About Light Ruler: Photo Toolkit

Light Ruler: Photo Toolkit is an utilities app developed by 小倩徐.

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App Information

Light Ruler: Photo Toolkit is FREE to download. The download size is 1.12 MB. The latest version available is 3.0.3. The last update was on September 6, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on App Store June 2026.

Description

Light Ruler is a local-first photography calculator designed for iPhone. It is useful for landscape, long exposure, night sky, and everyday exposure planning.

You can quickly calculate:

- ND filter long exposure shutter speed
- Equivalent exposure for aperture, shutter, and ISO changes
- Depth of field, near limit, far limit, and hyperfocal distance
- Maximum night sky shutter before visible star trails
- Angle of view and equivalent focal length across sensor formats

Light Ruler does not require an account, does not connect to a backend, and does not actively make network requests. Camera profiles, lens profiles, and saved calculations are stored locally on your device.

Useful for:

- Long exposure with ND filters
- Night sky shutter planning
- Landscape depth of field and hyperfocal checks
- Comparing focal length behavior across sensor formats

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More data about Light Ruler: Photo Toolkit

Price	Free to download
Rating	No ratings
Ranking	Not ranked
Version	3.0.3
App download size	1.12 MB
Suitable for	Everyone

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Changelog of Light Ruler: Photo Toolkit

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Developer information for 小倩徐

小倩徐

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