ExaGrid offers Tiered Backup Storage with a unique disk-cache Landing Zone, long-term retention repository, and scale-out architecture. Their Landing Zone provides fast backups, restores, and instant VM recoveries, while the retention repository offers low-cost long-term retention. Their scale-out architecture eliminates expensive upgrades and product obsolescence. ExaGrid also offers a two-tiered backup storage approach with delayed deletes and immutable objects to recover from ransomware attacks.