Econ Technologies Releases ChronoSync 4.6 Posted 4/01/2015 at 12:30 UTC in Mac by firstname.lastname@example.org | Permalink | Tweet Econ Technologies has released ChronoSync 4.6, the complete Mac backup, bootable backup, and folder synchronizing app. ChronoSync 4.6 has been built to be better than it was before. Better, Smarter, Faster. The app takes backup and synchronization performance to a whole new level with SmartScan, an advanced algorithm for analyzing a volume for changes. ChronoSync 4.6 includes over a dozen major new features and more than 50 minor enhancements and fixes.