If Magellan makes a Mac specific software updater then yes. You may have to go to their support site and see if they do have one for your model. I have another brand and they do have one for the Mac software so you may luck out.
Go to Magellans web site and do a search for "Content Manager for Mac" and it should work for most of the models I would imagine.
To update the Magellan RoadMate Commercial 9270T-LM, connect the device to your computer using a USB cable and download the Magellan Content Manager software from the Magellan website. Launch the software, sign in or create an account, and follow the prompts to check for available map updates. Once the updates are downloaded, transfer them to your device and safely eject it from your computer. Always ensure your device is charged and connected to Wi-Fi for the best update experience.
To update maps on a Magellan 3100 GPS, first, connect the device to your computer using a USB cable. Then, download and install the Magellan Content Manager software from the Magellan website. Open the software, sign in or create an account, and follow the prompts to check for available map updates. Once you select the updates you want, the software will download and install them to your GPS device.
iPod software is updated by plugging the iPod into the computer and using Apple iTunes software to upgrade.
for a more fun experience when using a computer
The latest version of iTunes is always available from the Apple website (See links below). If you are using a Mac then running Software Update... from the Apple menu (top left corner) will download all the latest Apple software, including iTunes, to your computer.
To update an iPhone using iTunes on a computer, first connect your iPhone to the computer using a USB cable. Open iTunes (or Finder on macOS Catalina and later) and select your device when it appears. Click on "Summary" and then choose "Check for Update." If an update is available, click "Download and Update" to begin the process, and follow any on-screen instructions to complete the update.
The Apple Lisa was the first commercially available computer with a Graphical user Interface and using a mouse as control.
The computer was not invented by Apple. They tried to fill a market of personal computers using different software and hardware then other computers.
Fred Beisse has written: 'Using computer applications with Introsoftware Apple' -- subject(s): Apple computer, Introsoftware, Programming 'A Guide to Computer User Support'
Because Apple uses a closed architecture computer system, you cannot build an Apple system without using parts purchased from reputable Authorized Apple Resellers. Taking apart/building your own Apple system is not covered by Apple's warranty.
Building and using a Hackintosh computer, which is a non-Apple computer running macOS, is not legal according to Apple's End User License Agreement. Apple restricts macOS to only run on Apple-branded hardware. Therefore, creating a Hackintosh violates Apple's terms and conditions.
This would be probably be because the app was purchased using that persons apple id there are 2 solutions to this you can either ask them to type in their password or delete the app and reinstall it using your apple id.