# Unitrends Backup and Recovery vs Zerto Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Unitrends Backup and Recovery excels in providing a comprehensive solution with a **fast deployment** process and a **unified interface**. Users appreciate its ability to support virtualization and deliver reliable recovery options when needed, making it a solid choice for businesses looking for an all-in-one backup solution.
- **Users say** that Zerto stands out for its **Near Zero Replication** and orchestration capabilities, which are particularly beneficial for business-critical applications. Reviewers highlight the effectiveness of its simulation and reporting features, noting that it significantly enhances the disaster recovery process.
- **According to verified reviews** , Unitrends Backup and Recovery has a strong focus on user experience, with a centralized console that provides detailed insights into backup success and failure ratios. This feature simplifies the management of backup inventories, which users find invaluable for maintaining operational efficiency.
- **Reviewers mention** that Zerto's ease of management is a key advantage, with many noting that it has transformed their approach to disaster recovery and testing. The ability to create specific recovery points for protected VMs is particularly praised, showcasing its flexibility in handling diverse recovery scenarios.
- **G2 reviewers highlight** that while Unitrends Backup and Recovery has a solid overall rating, it faces challenges in certain areas like product direction and user support, where Zerto tends to receive higher marks. Users of Zerto appreciate the quality of support and the product's ongoing development, which contributes to a more positive user experience.
- **Users report** that both products have their strengths, but Zerto's higher ratings in aspects like **ease of setup** and **administration** indicate a more user-friendly experience overall. This is particularly important for teams looking to minimize downtime and streamline their disaster recovery processes.



| | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Star Rating** | 4.2 out of 5 | 4.7 out of 5 | 
| **Total Reviews** | 459 | 75 | 
| **Largest Market Segment** | Mid-Market (62.0% of reviews) | Mid-Market (47.8% of reviews) | 
| **Entry Level Price** | Contact Us With One-Time Purchase | No pricing available | 

---
## Top Pros & Cons

### Unitrends Backup and Recovery

Pros:
- Ease of Use (6 reviews)
- Reliability (6 reviews)

Cons:
- Poor Customer Support (6 reviews)
- Poor Interface Design (5 reviews)

### Zerto

Pros:
- Disaster Recovery (1 reviews)
- Features (1 reviews)

Cons:
- Data Limitations (1 reviews)
- Storage Limitations (1 reviews)

---
## Ratings Comparison
| Rating | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
  | **Meets Requirements** | 8.7 (337 reviews) | 9.2 (64 reviews) | 
  | **Ease of Use** | 8.5 (357 reviews) | 9.3 (64 reviews) | 
  | **Ease of Setup** | 8.2 (334 reviews) | 9.3 (56 reviews) | 
  | **Ease of Admin** | 8.6 (316 reviews) | 9.3 (56 reviews) | 
  | **Quality of Support** | 8.5 (334 reviews) | 9.3 (63 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.5 (312 reviews) | 9.2 (55 reviews) | 
  | **Product Direction (% positive)** | 7.7 (311 reviews) | 9.4 (62 reviews) | 

---
## Pricing

### Unitrends Backup and Recovery

#### Entry-Level Pricing

Plan: Unitrends Recovery Series Appliances

Price: Contact Us With One-Time Purchase

Description: Unitrends all-in-one physical backup appliances support more than 200 versions of operating systems, applications and hypervisors. Intelligent automation cuts down on manual tasks, eliminates management hassle and deliver tested hardware and software resilience. 

Unitrends Recovery Series are capacity-based purpose-built backup appliances ranging from 2-120TB of capacity. All appliances pre-provisioned with compute, storage, networking and backup software. This includes supplemental functions like data reduction (deduplication, compression), WAN-accelerated replication, encryption, recovery testing and reporting without the need for add-ons or proxies.

Visit https://www.unitrends.com/products/unitrends-backup-appliances to learn more.

Key Features:
- File-, Image-, Host-, and Application-level backups
- Instant Recovery
- Recovery Assurance automated DR testing

[Learn more about Unitrends Backup and Recovery](https://www.g2.com/products/unitrends-backup-and-recovery/reviews)

#### Free Trial

Yes

### Zerto

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### IT Resilience Orchestration Automation (ITRO)

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.3/10 | 26 |
| **Zerto** | 8.9/10 | 12 |

#### Administration

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Alerts/Notifications** | 8.5 (22 reviews) | 8.0 (11 reviews) | 
| **Security and Compliance** | 8.6 (19 reviews) | 8.5 (10 reviews) | 
| **Administration Console** | 8.5 (24 reviews) | 9.2 (11 reviews) | 

#### Operations

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Service Management** | 8.2 (15 reviews) | 8.7 (9 reviews) | 
| **Workflow Management** | 7.7 (14 reviews) | 8.9 (6 reviews) | 
| **IT Discovery** | 7.8 (13 reviews) | 9.0 (7 reviews) | 
| **Intelligent Automation** | 7.4 (14 reviews) | 9.0 (7 reviews) | 

#### Recovery

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Disaster Recovery** | 8.6 (24 reviews) | 9.7 (11 reviews) | 
| **On-Demand Restoration** | 9.0 (24 reviews) | 9.3 (10 reviews) | 
| **Incident Reports** | 8.2 (19 reviews) | 8.5 (8 reviews) | 

#### Agentic AI - IT Resilience Orchestration Automation (ITRO)

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Server Backup

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.5/10 | 169 |
| **Zerto** | N/A | N/A |

#### Compatibility 

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **File Server Backup** | 9.0 (146 reviews) | Not enough data | 
| **Database Server Backup** | 8.7 (141 reviews) | Not enough data | 
| **Virtual Machines** | 9.0 (152 reviews) | Not enough data | 
| **Repository Models** | 8.3 (119 reviews) | Not enough data | 

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Continuous Backup** | Feature Not Available | Not enough data | 
| **Disaster Recovery** | 8.5 (141 reviews) | Not enough data | 
| **Storage Capacity** | 8.2 (143 reviews) | Not enough data | 
| **Remote Backup** | 8.3 (112 reviews) | Not enough data | 
| **Activity Monitoring** | 8.4 (127 reviews) | Not enough data | 

#### Compliance

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Security Standards** | 8.5 (122 reviews) | Not enough data | 
| **Cloud Data Protection** | 8.3 (95 reviews) | Not enough data | 
| **Data Deduplication** | 8.3 (135 reviews) | Not enough data | 

#### Agentic AI - Server Backup

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Online Backup

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.1/10 | 31 |
| **Zerto** | N/A | N/A |

#### Functionality

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Real-time Sync** | 7.9 (28 reviews) | Not enough data | 
| **Storage Capacity** | 8.4 (30 reviews) | Not enough data | 
| **Remote Backup** | 8.2 (27 reviews) | Not enough data | 
| **Versioning** | 8.4 (28 reviews) | Not enough data | 
| **Mobile Backup Application** | 6.2 (26 reviews) | Not enough data | 

#### Compatibility 

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Disk Backup** | 7.8 (29 reviews) | Not enough data | 
| **Local Backup** | 7.5 (29 reviews) | Not enough data | 
| **Storage Formats** | 8.4 (27 reviews) | Not enough data | 

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **File Sharing** | 8.3 (25 reviews) | Not enough data | 
| **Security Standards** | 8.7 (25 reviews) | Not enough data | 
| **Encrypted Storage** | 8.8 (25 reviews) | Not enough data | 

#### Agentic AI - Online Backup

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### SaaS Backup

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.2/10 | 11 |
| **Zerto** | N/A | N/A |

#### Functionality

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Real-time Sync** | 8.0 (10 reviews) | Not enough data | 
| **Storage Capacity** | 7.6 (11 reviews) | Not enough data | 
| **Remote Backup** | 8.3 (11 reviews) | Not enough data | 
| **Versioning** | 8.5 (11 reviews) | Not enough data | 

#### Compatibility 

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Endpoint Variety** | 8.5 (10 reviews) | Not enough data | 
| **SaaS Application Variety** | 7.3 (10 reviews) | Not enough data | 
| **Storage Formats** | 8.2 (10 reviews) | Not enough data | 

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **File Sharing** | 8.2 (10 reviews) | Not enough data | 
| **Security Standards** | 8.7 (10 reviews) | Not enough data | 
| **Encrypted Storage** | 8.3 (11 reviews) | Not enough data | 

#### Agentic AI - SaaS Backup

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Disaster Recovery

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.2/10 | 72 |
| **Zerto** | 8.5/10 | 9 |

#### Functionality

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **On Premises Recovery** | 8.7 (66 reviews) | 8.3 (6 reviews) | 
| **Cloud Recovery** | 8.0 (60 reviews) | 8.7 (5 reviews) | 
| **Prior State Recovery** | 8.4 (58 reviews) | 8.3 (5 reviews) | 
| **Recovery Automation** | 8.0 (61 reviews) | 8.3 (5 reviews) | 
| **Replication** | 8.5 (59 reviews) | 8.3 (7 reviews) | 

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Local Management** | 8.4 (58 reviews) | 8.3 (6 reviews) | 
| **Infrastructure Compatibility** | 8.5 (62 reviews) | 8.6 (6 reviews) | 
| **Solution Integration** | 8.1 (57 reviews) | 8.3 (6 reviews) | 
| **Real-Time Analytics** | 7.9 (55 reviews) | 8.8 (7 reviews) | 
| **RTO and RPO Management** | 7.9 (54 reviews) | 8.9 (6 reviews) | 

#### Agentic AI - Disaster Recovery

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Disaster Recovery as a Service (DRaaS)

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 8.3/10 | 73 |
| **Zerto** | 8.7/10 | 6 |

#### Solution Provision

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Service Provision** | 8.3 (49 reviews) | Not enough data | 
| **Pay by Usage** | 8.2 (35 reviews) | Not enough data | 
| **System Failover** | 8.0 (48 reviews) | Not enough data | 
| **Off-Site Data Storage** | 8.6 (55 reviews) | 8.7 (5 reviews) | 
| **Data Replication** | 8.7 (52 reviews) | Not enough data | 

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Infrastructure Compatibility** | 8.8 (60 reviews) | 8.7 (5 reviews) | 
| **Solution Integration** | 8.2 (55 reviews) | 8.7 (5 reviews) | 
| **Real-Time Analytics** | 8.1 (60 reviews) | 8.3 (5 reviews) | 
| **RTO and RPO Management** | 8.1 (52 reviews) | 9.0 (5 reviews) | 

#### Agentic AI - Disaster Recovery as a Service (DRaaS)

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Data Replication

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | N/A | N/A |
| **Zerto** | N/A | N/A |

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Real-Time Analytics** | Not enough data | Not enough data | 
| **Solution Integration** | Not enough data | Not enough data | 
| **Infrastructure Compatibility** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 

#### Solution Provision

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **System Failover** | Not enough data | Not enough data | 
| **Pay by Usage** | Not enough data | Not enough data | 
| **Service Provision** | Not enough data | Not enough data | 

### PC Backup

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | 7.9/10 | 15 |
| **Zerto** | N/A | N/A |

#### Functionality 

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Incremental Backup** | 8.3 (15 reviews) | Not enough data | 
| **OS Boot Recovery** | 8.3 (11 reviews) | Not enough data | 
| **Bootable Disk** | 8.2 (11 reviews) | Not enough data | 
| **Online Restore** | 8.0 (11 reviews) | Not enough data | 

#### Performance

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Multiple Backup Versions** | 7.6 (13 reviews) | Not enough data | 
| **Unlimited Backup** | 7.7 (13 reviews) | Not enough data | 
| **Deduplication** | 7.6 (12 reviews) | Not enough data | 
| **Lag Free Operation** | 7.5 (12 reviews) | Not enough data | 

#### Agentic AI - PC Backup

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Backup

| Product | Score | Reviews |
|---|---|---|
| **Unitrends Backup and Recovery** | N/A | N/A |
| **Zerto** | N/A | N/A |

#### Management

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Disaster Recovery** | Not enough data | Not enough data | 
| **Remote Backup** | Not enough data | Not enough data | 
| **Storage Formats** | Not enough data | Not enough data | 
| **Scheduled Backups** | Not enough data | Not enough data | 
| **On-Demand Restoration** | Not enough data | Not enough data | 

#### Reporting

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Activity Monitoring** | Not enough data | Not enough data | 
| **Documentation** | Not enough data | Not enough data | 
| **Alerts/Notifications** | Not enough data | Not enough data | 

#### Security

| Feature | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Data Encryption** | Not enough data | Not enough data | 
| **Security and Compliance** | Not enough data | Not enough data | 
| **Deduplication ** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (3):** [IT Resilience Orchestration Automation (ITRO) Software](https://www.g2.com/categories/it-resilience-orchestration-automation-itro), [Disaster Recovery as a Service (DRaaS) Solutions](https://www.g2.com/categories/disaster-recovery-as-a-service-draas), [Disaster Recovery Software](https://www.g2.com/categories/disaster-recovery)

**Unique to Unitrends Backup and Recovery (5):** [Server Backup Software](https://www.g2.com/categories/server-backup), [Online Backup Software](https://www.g2.com/categories/online-backup), [PC Backup Software](https://www.g2.com/categories/pc-backup), [SaaS Backup Software](https://www.g2.com/categories/saas-backup), [Archive Storage Solutions](https://www.g2.com/categories/archive-storage-solutions)

**Unique to Zerto (1):** [Data Replication Software](https://www.g2.com/categories/data-replication)


---
## Reviewer Demographics

### By Company Size

| Segment | Unitrends Backup and Recovery | Zerto | 
|---|---|---|
| **Small-Business** | 27.3% | 4.3% | 
| **Mid-Market** | 62.0% | 47.8% | 
| **Enterprise** | 10.7% | 47.8% | 

### By Industry

#### Unitrends Backup and Recovery

- **Information Technology and Services:** 13.3%
- **Hospital & Health Care:** 5.7%
- **Higher Education:** 5.5%
- **Primary/Secondary Education:** 4.8%
- **Government Administration:** 4.4%
- **Financial Services:** 3.9%
- **Education Management:** 3.9%
- **Computer & Network Security:** 3.0%
- **Automotive:** 2.8%
- **Electrical/Electronic Manufacturing:** 2.5%
- **Other:** 50.2%

#### Zerto

- **Information Technology and Services:** 14.5%
- **Hospital & Health Care:** 8.7%
- **Financial Services:** 7.2%
- **Banking:** 7.2%
- **Legal Services:** 5.8%
- **Pharmaceuticals:** 4.3%
- **Insurance:** 4.3%
- **Construction:** 2.9%
- **Education Management:** 2.9%
- **Food Production:** 2.9%
- **Other:** 39.1%

---
## Alternatives

### Alternatives to Unitrends Backup and Recovery

- [Veeam Data Platform](https://www.g2.com/products/veeam-data-platform/reviews) — 4.6/5 stars (723 reviews)
- [Cove Data Protection](https://www.g2.com/products/cove-data-protection/reviews) — 4.5/5 stars (439 reviews)
- [Druva Data Security Cloud](https://www.g2.com/products/druva-data-security-cloud/reviews) — 4.7/5 stars (740 reviews)
- [MSP360 Backup](https://www.g2.com/products/msp360-backup/reviews) — 4.5/5 stars (549 reviews)
- [CyberSentriq](https://www.g2.com/products/cybersentriq/reviews) — 4.6/5 stars (391 reviews)
- [NAKIVO Backup & Replication](https://www.g2.com/products/nakivo-backup-replication/reviews) — 4.7/5 stars (359 reviews)
- [Arctera Backup Exec](https://www.g2.com/products/arctera-arctera-backup-exec/reviews) — 4.2/5 stars (275 reviews)
- [NinjaOne](https://www.g2.com/products/ninjaone/reviews) — 4.7/5 stars (4452 reviews)
- [Rubrik](https://www.g2.com/products/rubrik/reviews) — 4.6/5 stars (282 reviews)
- [CrashPlan SMB](https://www.g2.com/products/crashplan-smb/reviews) — 4.4/5 stars (415 reviews)

### Alternatives to Zerto

- [Veeam Data Platform](https://www.g2.com/products/veeam-data-platform/reviews) — 4.6/5 stars (723 reviews)
- [Rubrik](https://www.g2.com/products/rubrik/reviews) — 4.6/5 stars (282 reviews)
- [Cove Data Protection](https://www.g2.com/products/cove-data-protection/reviews) — 4.5/5 stars (439 reviews)
- [CyberSentriq](https://www.g2.com/products/cybersentriq/reviews) — 4.6/5 stars (391 reviews)
- [NAKIVO Backup & Replication](https://www.g2.com/products/nakivo-backup-replication/reviews) — 4.7/5 stars (359 reviews)
- [Druva Data Security Cloud](https://www.g2.com/products/druva-data-security-cloud/reviews) — 4.7/5 stars (740 reviews)
- [Fivetran](https://www.g2.com/products/fivetran/reviews) — 4.3/5 stars (800 reviews)
- [Acronis Cyber Protect](https://www.g2.com/products/acronis-acronis-cyber-protect/reviews) — 4.3/5 stars (742 reviews)
- [IDrive Online and SaaS Backup, Object Storage e2](https://www.g2.com/products/idrive-online-and-saas-backup-object-storage-e2/reviews) — 4.4/5 stars (1966 reviews)
- [CrashPlan SMB](https://www.g2.com/products/crashplan-smb/reviews) — 4.4/5 stars (415 reviews)

---
## Top Discussions

### Unitrends Backup and Recovery

- Title: [What does Unitrends Backup do?](https://www.g2.com/discussions/what-does-unitrends-backup-do) — 2 comments
  > **Top comment:** "I was a victim approximately seven months ago. Through  a phishing scam, a grifter gained access to my account. They made off with 2.8 BTC. I was horrified...."

### Zerto

- Title: [How do you install zerto?](https://www.g2.com/discussions/how-do-you-install-zerto) — 1 comment
  > **Top comment:** "Had a bad experience regarding investing my funds, wasn’t easy for me as I was scam severally. I lost almost all of my money until I came across a recovery..."
- Title: [6.7U3](https://www.g2.com/discussions/6-7u3) — 1 comment, 1 upvote
  > **Top comment:** "https://docs.vmware.com/en/VMware-vSphere/6.7/rn/vsphere-esxi-67u3-release-notes.html"
- Title: [How long it it take to create Zerto?](https://www.g2.com/discussions/16047-how-long-it-it-take-to-create-zerto) — 1 comment, 1 upvote
  > **Top comment:** "About one hour but Zerto tech can help too."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/unitrends-backup-and-recovery-vs-zerto)