Version: 25.4.1 (a specific update from the 2021 release cycle) Format: .dmg (Apple Disk Image)
Link Images, Don't Embed: Instead of embedding raster images, use File > Place and ensure the "Link" option is checked. This keeps the .ai file lightweight. adobeillustrator20212541dmg portable
If you are looking for a way to use Illustrator without a heavy installation, consider: Illustrator on the Web: Version : 25
If the cost of a subscription is the primary concern, consider these free or lower-cost professional alternatives that are natively stable on macOS: Frequent crashes (every 15–30 minutes)
Official Adobe software does not have a "Portable" version. Any AdobeIllustrator20212541dmg labeled as "portable" is an unlicensed, third-party modification Security Risk : These files are often bundled with malware or trackers.