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Best Immutable Backup for Ransomware Recovery 2026

Compare ransomware recovery platforms by immutable copies, recovery checks, restore scope, and operational alerts to support recovery planning.

Verified 22 October 2026

12 products4 category-specific criteria

Ranked shortlist

1 of 12 publish a price · 1 offer a free plan · 5 offer a free trial

Rank1
Acronis Cyber Protect Cloud
Why it ranks here: Security teams validating recovery points can combine Acronis immutable storage with backup scanning and validation across physical, virtual and cloud systems.
Not a fit if: you must protect workloads outside Acronis's listed physical, virtual and cloud environments.
Starting price
Not documented
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Recovery verification
Restore granularity and destinations
Item-level restore
Backup status and failure alerts
Backup alerts and reports
Review
Rank2
Cohesity DataProtect
Why it ranks here: Cyber recovery teams can pair Cohesity's deletion-protection DataLock policies with Cleanroom Recovery for isolated recovery work.
Not a fit if: you require a public DataProtect starting price to authorize spend; Cohesity publishes packaging information without one.
Starting price
Not published
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Backup-copy protection
Recovery testing or verification
Isolated recovery analysis
Restore granularity and destinations
Restore options
Backup status and failure alerts
Not documented
Review
Rank3
BDRShield
Why it ranks here: MSPs automating recovery checks get BDRShield's ransomware-proof storage, verification tests and granular file, email and VM restores.
Not a fit if: you need ransomware recovery centered on a workload beyond BDRShield's listed endpoint, server, cloud, database, app and SaaS scope.
Starting price
Not documented
Free plan
Not documented
Free trial
BDRShield advertises a 30-day full-feature trial.
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Recovery verification
Restore granularity and destinations
Granular restore
Backup status and failure alerts
Not documented
Review
Rank4
NAKIVO Backup & Replication
Why it ranks here: Administrators adding isolated copies to physical, virtual, NAS and Microsoft 365 protection get NAKIVO's immutable and air-gapped storage options.
Not a fit if: you need a workload beyond NAKIVO's listed physical, virtual, NAS, EC2 and Microsoft 365 coverage.
Starting price
Not documented
Free plan
Yes
Free trial
NAKIVO offers a free trial.
Immutable or isolated recovery copies
Air-gapped backup copies
Recovery testing or verification
Recovery verification
Restore granularity and destinations
Restore options
Backup status and failure alerts
Not documented
Review
Rank5
Bacula Enterprise
Why it ranks here: Teams separating backup traffic from protected systems can use Bacula's immutable disk volumes and network isolation.
Not a fit if: you cannot proceed without a public price; Bacula requires a pricing request.
Starting price
Not published
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Isolated backup copies
Recovery testing or verification
Recovery verification
Restore granularity and destinations
Not documented
Backup status and failure alerts
Not documented
Review
Rank6
Axcient x360Recover
Why it ranks here: Organizations protecting mixed Windows, VMware, Linux and public-cloud estates can add Axcient's application-aware immutable backups.
Not a fit if: you must protect a platform outside x360Recover's listed Windows, VMware, Linux, MacOS, public-cloud and IaaS coverage.
Starting price
Not documented
Free plan
Not documented
Free trial
Axcient offers a free trial for its BDR platform.
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Automated recovery verification
Restore granularity and destinations
Not documented
Backup status and failure alerts
Not documented
Review
Rank7
Ahsay Backup
Why it ranks here: Teams that want recovery practice alongside immutable copies get Ahsay's restore drill and per-device pricing capped at $10 monthly.
Not a fit if: you cannot budget at $1 per 100 GB of protected data monthly, up to $10 per device.
Starting price
$1 per 100 GB per device per month · as of October 2026
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Restore drills
Restore granularity and destinations
Restore options
Backup status and failure alerts
Not documented
Review
Rank8
OpenText CloudAlly
Why it ranks here: SaaS administrators needing immutable copies on AWS S3 can choose CloudAlly's automated or on-demand backup approach.
Not a fit if: you need an online CloudAlly amount to compare before discovery; the vendor directs buyers to tailored pricing.
Starting price
Not published
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Not documented
Restore granularity and destinations
Restore options
Backup status and failure alerts
Backup alerts and reports
Review
Rank9
SysCloud Backup
Why it ranks here: SaaS teams protecting application data can use SysCloud's automated immutable backup across its listed services.
Not a fit if: you need a posted starting rate for SaaS backup procurement; SysCloud's pricing page provides no amount.
Starting price
Not published
Free plan
Not documented
Free trial
SysCloud offers a 30-day free trial.
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Not documented
Restore granularity and destinations
Point-in-time restore
Backup status and failure alerts
Backup alerts and reports
Review
Rank10
Afi
Why it ranks here: Cloud-first teams protecting SaaS and infrastructure can use Afi's immutable backup format, which its vendor says resists deletion or modification.
Not a fit if: you must operate the backup service on premises; Afi lists vendor-hosted cloud data protection.
Starting price
Not documented
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Not documented
Restore granularity and destinations
Item-level restore
Backup status and failure alerts
Backup status monitoring
Review
Rank11
Google Cloud Backup
Why it ranks here: Google Cloud users seeking a locked recovery copy get immutable, indelible backups secured in a backup vault.
Not a fit if: you require a self-hosted recovery environment; Google describes Backup and DR as a centrally managed Google Cloud service.
Starting price
Not documented
Free plan
Not documented
Free trial
Not documented
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Isolated recovery analysis
Restore granularity and destinations
Not documented
Backup status and failure alerts
Backup alerts and reports
Review
Rank12
Hornetsecurity VM Backup
Why it ranks here: Virtualization teams protecting Hyper-V, Proxmox and VMware estates can use Hornetsecurity VM Backup's immutable cloud storage.
Not a fit if: you need to protect physical or SaaS workloads; Hornetsecurity VM Backup lists Hyper-V, Proxmox and VMware virtual machines.
Starting price
Not documented
Free plan
Not documented
Free trial
Hornetsecurity offers a free VM Backup trial.
Immutable or isolated recovery copies
Immutable backup copies
Recovery testing or verification
Recovery verification
Restore granularity and destinations
Restore options
Backup status and failure alerts
Not documented
Review

Acronis Cyber Protect Cloud leads this shortlist because its vendor lists Immutable backup copies for this buying situation. Read its product details alongside the other fact-checked options.

The list first groups vendors by stated fit for this job, then compares listed capabilities relevant to the page, followed by whether a starting price is published. Unknown facts remain not documented.

How we assessed this shortlist

The first five require at least six known category facts. The first tier contains products whose vendors position immutable storage or ransomware recovery as a central use case; broader backup products with documented immutable copies follow. Within each tier, recovery checks, restore detail, and alerts rank first, followed by published price transparency and vendor name.

Compare the deciding features

Category-specific workflows and plan requirements

Best Immutable Backup for Ransomware Recovery 2026: documented features
Product	Immutable or isolated recovery copies	Recovery testing or verification	Restore granularity and destinations	Backup status and failure alerts
Acronis Cyber Protect Cloud	The page describes supported immutable storage with backup scanning and validation.[1]	The page describes backup scanning and validation for recovery points.[1]	Acronis describes restoring an individual item or a complete system.[1]	Acronis documents centralized management of plans, alerts and reports.[1]
Cohesity DataProtect	Cohesity describes DataLock immutability policies for backup deletion protection.[2]	Cohesity lists Cleanroom Recovery under its cyber recovery capabilities.[2]	Cohesity describes recovery for files, objects, and VMs.[2]	Not documented[2]
BDRShield	Ransomware-proof immutable storage.[3]	BDRShield documents automated backup verification and recovery testing.[3]	Granular restore for files, emails, and application items; instant recovery for VMs and physical servers.[3]	Not documented[3]
NAKIVO Backup & Replication	NAKIVO lists immutable and air-gapped storage among its backup protection features.[4]	NAKIVO lists pre-recovery backup malware scanning among its ransomware protection features.[4]	NAKIVO describes Microsoft 365 recovery from a single email through an entire SharePoint site and supports on-premises or cloud backup storage.[5] [5]	Not documented[4]
Bacula Enterprise	Bacula describes an immutable disk volume feature and network isolation among its ransomware protections.[6]	Bacula describes verifying backed-up data and detecting silent data corruption.[6]	Not documented[7]	Not documented[7]
Axcient x360Recover	Application-aware immutable backups.[8]	Axcient documents automated backup testing and recovery with AirGap, AutoVerify, and Virtual Office.[8]	Not documented[8]	Not documented[8]
Ahsay Backup	Ahsay lists immutable backup and restore drill features.[9]	Ahsay lists a restore drill feature alongside immutable backup.[9]	Ahsay lists Microsoft 365 and Google Workspace data types that its backup pages cover.[10] [11]	Not documented[12]
OpenText CloudAlly	Automated and on-demand immutable backups on AWS S3 storage.[13]	Not documented[13]	Recover data from historical snapshots at a selected point in time.[13]	Actionable summary or exception email alerts and activity logs.[13]
SysCloud Backup	SysCloud describes automated and immutable backup for SaaS applications.[14]	Not documented[14]	SysCloud describes searching, restoring, or exporting from point-in-time snapshots.[15]	SysCloud lists instant email and app notifications for backup errors.[16]
Afi	Afi describes an immutable cloud backup format protected from deletion or modification.[17]	Not documented[18]	Afi documents item-level or whole-account restore in place or to another account.[17]	Afi describes retries and rescheduling when SaaS API faults cause backup failures.[17]
Google Cloud Backup and DR Service	Google says immutable, indelible backups are secured in a backup vault.[19]	Google documents isolated recovery environments for analyzing restored backups.[20]	Not documented[19]	Google describes monitoring job status, notifications and automated reports.[20]
Hornetsecurity VM Backup	VM Backup V9 uses immutable cloud storage.[21]	The vendor documents sandbox restoring and backup verification scenarios.[21]	File-based recovery of files or folders from backed-up Windows VMs.[21]	Not documented[21]

Evidence and sources

Secure MSP backup and rapid recovery | AcronisRetrieved 2026-10-22T19:53:28Z
Combine encryption and supported immutable storage with backup scanning and validation to strengthen resilience against ransomware.
Data Protection Solution & Software | Protect with Cohesity DataProtectRetrieved 2026-10-22T18:45:55Z
Cohesity DataProtect is your primary enterprise backup and recovery platform. It protects, manages, and recovers data across on-premises, cloud, and SaaS workloads from a single unified solution. DataLock immutability policies prevent accidental or intentional deletion of backups. Cohesity DataProtect is built for near-instantaneous recovery. It can recover hundreds of files, objects, and VMs at scale across your entire data estate.
Cloud-Managed Hybrid Backup & Cyber-Resilience | BDRShieldRetrieved 2026-10-22T19:25:38Z
Ransomware-proof immutable storage
#1 Backup and Recovery Solution | NAKIVORetrieved 2026-10-22T19:04:32Z
Immutable and air-gapped storage Source-side backup encryption Pre-recovery backup malware scan
Microsoft Office 365 Backup: Secure, Compliant and AffordableRetrieved 2026-10-22T19:04:38Z
Back up Microsoft 365 to on-premises storage, cloud storage or both. The NAKIVO solution is suited for hybrid and multi-platform environments and offers flexible local, offsite and cloud storage options to meet evolving storage needs. Efficient Backup Administ
Enterprise backup features of Bacula Enterprise | Bacula SystemsRetrieved 2026-10-22T18:45:55Z
Unique system architecture for especially strong protection against ransomware. Immutable disk volume feature.
Enterprise data backup software. Enterprise backup and recovery software | Bacula SystemsRetrieved 2026-10-22T18:45:55Z
Enterprise backup and recovery software.
x360Recover – AxcientRetrieved 2026-10-22T19:25:34Z
Full Service BDR Backup to turn-key appliance and cloud, with application-aware, immutable backups for full business continuity.
Ahsay Backup | AhsayRetrieved 2026-10-22T19:08:19Z
Immutable Backup Restore Drill Data Deduplication Microsoft Teams Application aware VM backup Online File Restorer Real Time Network Monitor Highlights Anywhere-to-anywhere backup Live VM Migration VM Run Direct Granular Restore Continuous Data Protection (CDP) Two-Factor Authentication (2FA) OpenDirect Bandwidth Control Data Integrity Check Multi-destinations backup Backup Android / iOS devices General Backup Filter
Backup Microsoft 365 | Ahsay BackupRetrieved 2026-10-22T19:08:26Z
protect your emails, contacts, tasks, calendars, OneDrive files, SharePoint Sites, Public Folders, and Teams Chats—underscoring our commitment to delivering comprehensive, reliable, and future-proof data protection.
Backup Google Workspace | Ahsay BackupRetrieved 2026-10-22T19:08:26Z
Protect your Gmail, Google Drive, Shared Drives, Contacts, Calendars, Meet recordings, and Chat data from accidental deletion, ransomware, insider threats, and compliance risks.
Ahsay Backup | AhsayRetrieved 2026-10-22T19:09:40Z
Ahsay™ backup and recovery solutions support Google Workspace , Proxmox VE , Microsoft 365 , VMware , Hyper-V , Linux Bare Metal , Microsoft Exchange , Microsoft SQL Server , Oracle , MySQL , MariaDB , Tibero , PostgreSQL , files , QNAP/Synology NAS , and Android/iOS devices, whether you're backing up your own data or securing it for customers.
SaaS backup for cloud apps | OpenText CybersecurityRetrieved 2026-10-22T19:25:39Z
Easily recover data from any point-in-time with 1-click using historical snapshots.
Automated Cloud Backup as a ServiceRetrieved 2026-10-22T19:04:43Z
Automated and immutable backup for all critical SaaS apps and identity management system for business continuity.
Microsoft 365 Backup with Point in Time Recovery | SysCloudRetrieved 2026-10-22T19:04:44Z
Track backup health from a single dashboard. Search, restore, or export data from any point-in-time snapshot.
SysCloud Backup Pricing - Unlimited Retention for All PlansRetrieved 2026-10-22T19:04:45Z
Free trial Start Free Trial Paid plan Start Free Trial
Afi - Intelligent & Resilient Data Protection for the CloudRetrieved 2026-10-22T19:53:28Z
immutable cloud backup format protected from data deletion or modification.
Afi - Intelligent & Resilient Data Protection for the CloudRetrieved 2026-10-22T18:14:37Z
No failed backups Afi engine is resistant to SaaS API faults that lead to failures. Backups are re-scheduled & re-tried to comply with protection SLA policies. Automated up to hourly (high-frequency) backups; on-demand backups can be triggered instantly by an admin for all or some users w/o any limits.
Backup and DR Service | Google CloudRetrieved 2026-10-22T18:14:37Z
Secure, centrally-managed backup and recovery service for Google Cloud workloads that protects backup data from malicious or accidental deletion. Protect Compute Engine VMs, VMware VMs, databases, and file systems all in one place. Gain peace of mind with immutable, indelible backups secured in a backup vault.
Backup and DR Service | Google CloudRetrieved 2026-10-22T19:53:28Z
Analyze restored backups in an isolated recovery environment (IRE)
VM Backup for Hyper-V & VMware | Hornetsecurity (Altaro)Retrieved 2026-10-22T19:25:34Z
IMMUTABLE PROTECTION AGAINST DATA LOSS AND RANSOMWARE.

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