Silverlog Pinhole
Pinhole Camera Calculator
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Design and calculate pinhole cameras. Find the optimal pinhole diameter, f-stop and exposure for any focal length and film format.
Silverlog Pinhole calculates the optimal pinhole diameter, effective f-stop and exposure adjustments for pinhole camera photography.
HOW IT WORKS
Enter your focal length (the distance from pinhole to film plane) and the app calculates the optimal pinhole diameter for the sharpest possible image, the effective f-stop, and the exposure compensation needed compared to a conventional camera.
FEATURES
• Optimal pinhole diameter calculation
• Effective f-stop calculation
• Exposure compensation from base metered reading
• Multiple film/sensor format support
• Works offline — no internet connection needed
• Clean, focused interface
• Dark mode support
USEFUL FOR
• Building DIY pinhole cameras
• Converting existing cameras to pinhole
• Calculating exposures for pinhole photography
• Understanding the relationship between pinhole size and image quality
• Educational exploration of camera fundamentals
Part of the Silverlog photography toolkit. No account required. No data collected.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Simon Westgate, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Simon Westgate
- Size
- 28.6 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Nice One $0.99
- Guardian Angel $9.99
- Legend $2.99
- Actual Saint $29.99
- Absolute Hero $4.99
- Copyright
- © SilverLog 2026