Econ Technologies has released and , with the former receiving over a dozen new features as well as a long list of enhancements and fixes. ChronoSync’s biggest addition is the SmartScan feature, an advanced algorithm that analyzes a volume for changes. While files won’t copy any faster, Chronosync promises significant speed gains due to how SmartScan detects which files need to be copied. The synchronization and backup app also adds checksum data verification for performance increases (especially across slower connections), new scheduling options, an improved user interface for OS X 10.10 Yosemite, rules to include/exclude files based on Finder tags, the capability to mount and unmount locally attached drives, and push notifications sent to an iOS device via the $2.99  (coming in version 1.1). ChronoSync now requires 10.8 Mountain Lion and later.
ChronoAgent 1.5.1 improves SmartScan comparability with ChronoSync 4.6, improves VoiceOver support, and adds a Japanese localization. (Free updates for both apps; $49.99 new for ChronoSync with a 25 percent discount for, 28.4 MB, , 10.8+; $14.99 new for ChronoAgent, 10.3 MB, , 10.8+)