When it comes to Macintosh compatibility with GPS units, past entries have largely focused on Garmin’s Mac support. But Garmin certainly isn’t the only game in town on the Mac. Macworld reviews TomTom Home 2.5 for the Mac, which “allows you to manage the maps, media, POIs (points of interest), and map corrections loaded on your Go 930 unit, or any other TomTom GPS you buy (we used the Go 930 as a test unit for the software). The program, which you can also download from the company’s Web site, also lets you purchase and share content, including custom voices (called NavTones in the program). … However, if you want true trip planning, you’ll have to look elsewhere.”