Simple and straight forward
Thank you! This is a simple yet well designed light box app and I love how you can crop the light box to fit your negative size!
Archived App (Last seen on 11 Jul 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This free app transforms your iPhone or iPad into a portable backlight for scanning film. It automatically brightens your screen, displays a color-balanced white light, and prevents sleep mode, with a resizing tool to focus the illumination.
✓Portable backlight for film scanning
✓Automatic screen brightness increase
✓Color-balanced white screen
✓Prevents device sleep
✓Resizing tool to mask illuminated area
✓Links to user guides and resources
Show original description
What's New in Negative Supply
1.1.1
September 25, 2021
New Logos (our company just rebranded). Nothing else has changed.
User reviews
FAQ
What is Negative Supply?
Negative Supply is a free mobile application designed to function as a portable backlight for scanning photographic negatives and positives. It enhances your device's screen to provide optimal illumination for digitizing film.
How does Negative Supply work?
The app automatically increases your device's display brightness, shows a color-balanced white screen, and keeps your device awake. You can then place film over the screen and capture an image with your digital camera.
Can I adjust the backlight area with Negative Supply?
Yes, Negative Supply includes a resizing tool that allows you to mask the illuminated area. This feature lets you focus the backlight precisely under the negatives you are scanning.
What devices is Negative Supply compatible with?
Negative Supply is available for iPhone and iPad devices. It is designed to work on these iOS platforms.
Is Negative Supply free to use?
Yes, Negative Supply is completely free to download and use. There are no costs associated with its core functionality as a backlight tool.
Does Negative Supply have ads?
No, Negative Supply does not contain advertisements. The app is ad-free, providing an uninterrupted experience for users.
What is the update frequency for Negative Supply?
The app was last updated on September 25, 2021, with version 1.1.1. While specific update frequency isn't detailed, this indicates it has received updates since its release in July 2021.
What is the age rating for Negative Supply?
Negative Supply has an age rating of 4+. This means it is suitable for users of all ages, with no mature content restrictions.
