Mac Start here
The Mac app links to your _Serato_ folder, reads crates, and plays from your local files. It is the source of truth and the iPhone app pairs to it.
Download
Start on your Mac, which reads your Serato library. The iPhone app pairs to the Mac over your local network to receive and play crates.
iPhone Companion
The iPhone app pairs to the Mac app over your local network with a QR code. It receives the crates and tracks you send across and plays them offline. The Mac app needs to be installed and running for pairing.
Download on the App Store App Store