Support pages
Getting Started
Set up PDF JustFit and compress your first PDF in a few minutes.
System Requirements
Devices, OS versions and compatibility, including the Mac listing caveat.
Product Facts
Every product fact with its source and verification date.
FAQ
Answers to the most common questions about PDF JustFit.
Troubleshooting
What to do when a document will not compress, upload or open.
Quick answers
- Devices: iPhone and iPad
- Requires: iOS 26.5+ / iPadOS 26.5+
- Price: $9.99 (US App Store)
- Account: not required
- AI model download: about 1 GB, one time
- Privacy label: Data Not Collected
Sources
Last verified: