Silverlog Flash
Silverlog Flash is made and published by Simon Westgate. AppBrain is an independent app data site and isn't affiliated with Simon Westgate. The app name, icon, screenshots and description belong to Simon Westgate and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- September 29, 2026
- Size
- 40.2 MB
User feedback
Ratings and reviews on the App StoreComments on Silverlog Flash for iOS
We don't have enough comments to show example comments. Please check back later.
Store listing
By Simon Westgate, from the App Store
Description by Simon Westgate Written by the developer, not by AppBrain. Click to read.
HOW IT WORKS
Choose what to solve for and enter the other two values. Find the aperture for a given flash-to-subject distance, the maximum distance for a given aperture, or the guide number from a known distance and aperture. Adjust ISO to see how sensitivity affects your working range.
FEATURES
• Guide number to aperture calculation
• Guide number to maximum distance calculation
• Guide number from distance and aperture
• ISO adjustment
• Metric and imperial distance units
• Works offline — no internet connection needed
• Clean, focused interface
• Dark mode support
USEFUL FOR
• Manual flash photography without TTL
• Working out flash-to-subject distance for off-camera flash
• Understanding your flash's effective range at different apertures
• Film photographers using manual flash units
Part of the Silverlog photography toolkit. No account required. No data collected.
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 40.2 MB
- Content rating
- Everyone
Technologies used by Silverlog Flash
Releases
Updates seen on the App Store- Version
- 1.2.1
- Launched
- March 2026
No changelog data
Alternatives
Similar apps and more from Simon WestgateAlternatives to Silverlog Flash
More from Simon Westgate
Rankings
App Store top chartsApp Store Rankings for Silverlog Flash
About the app and developer
About Silverlog Flash
Silverlog Flash is a photo & video app developed by Simon Westgate.
User Ratings
The app has no ratings yet.
App Information
Silverlog Flash is freely available from the App Store. The app size is 40.20 MB. The latest version available is 1.2.1. The last update was on September 29, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since March 2026.
Developer information for Simon Westgate
Address: