Free it infrastructure in the Top 11
4 providers in the Top 11 Best Backup and Recovery Software offer a free tier; the most credible is Veeam.
Why this answer
Filtered to entries with a published free tier (not just a free trial). When the pricing page is ambiguous we err conservative — paid-only by default.
Showing all 4 matches. Top 11 publishes whatever the data supports — we don’t pad lists. See the full ranked Best Backup and Recovery Software.
#1Veeam(rank #1 in Best Backup and Recovery Software)
Free tierBroadest coverage plus sub-2-minute instant recovery makes it the default enterprise and midmarket pick.
Full Veeam review · Compare: Veeam vs NAKIVO Backup & Replication · Alternatives
#2NAKIVO Backup & Replication(rank #8 in Best Backup and Recovery Software)
Free tierLeader-grade VM backup features at roughly half the price.
#3MSP360 (CloudBerry)(rank #10 in Best Backup and Recovery Software)
Free tierSoftware-only backup that runs on your own cheap object storage.
#4Proxmox Backup Server(rank #11 in Best Backup and Recovery Software)
Free tierFree open-source backup riding the VMware-to-Proxmox exodus.
Methodology: /methodology · No paid placement ever · Verified .