The best replacement for snapvault is snapmirror.

The best alternatives to snapvault are rated as following:
★★★★★  snapmirror
★★★  snapprotect
★★  snaplock
  avamar

Your alternative for snapvault is not listed? Suggest!
Speaking about snapvault, one probably shouldn't forget about smvi.

Other search terms related to snapvault and their ratings are:
★★★★★ smvi
You have in mind a companion for snapvault and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of snapvault in all years. Click on graph for more.
snapvault
snapmirror
snapprotect