Top 10 Best Email Back Up Software of 2026

Veeam Backup for Microsoft 365 is a leading agentless backup solution that protects Exchange Online mailboxes, including emails, calendars, contacts, and tasks, along with other M365 services like OneDrive, SharePoint, and Teams. It offers immutable backups stored in hardened repositories, granular recovery at the item level, and powerful search tools for eDiscovery and compliance. Designed for Microsoft-centric environments, it ensures fast restores and defense against ransomware, accidental deletions, and retention policy gaps.

Acronis Cyber Protect is an all-in-one cyber protection platform that excels in email backup for Microsoft 365, Exchange Online/On-Premises, Gmail, and other services, offering continuous data protection and granular recovery of emails, calendars, contacts, and attachments. It combines traditional backup with integrated cybersecurity features like anti-ransomware, endpoint protection, and vulnerability management to safeguard email data from both loss and threats. The solution supports agentless backups for cloud environments and automated disaster recovery, making it suitable for businesses needing comprehensive email resilience.

Backupify is a cloud-to-cloud backup service specializing in automated daily backups for email, calendars, contacts, and files from Google Workspace (Gmail), Microsoft 365 (Outlook), and other SaaS apps like Salesforce. It enables granular search, preview, and restore of individual items without IT intervention, ensuring quick data recovery. The platform emphasizes compliance (e.g., HIPAA, GDPR) and security with features like encryption and audit logs. Ranked #3, it's a reliable choice for businesses needing comprehensive SaaS data protection.

Spanning Backup is a cloud-to-cloud backup solution specializing in protecting data from Google Workspace and Microsoft 365 environments, including emails, calendars, contacts, drives, and Teams/SharePoint files. It performs automated daily backups with unlimited storage and retention options, enabling quick recovery from accidental deletions, ransomware, or compliance needs. The platform's intuitive web-based interface supports granular restores and advanced search capabilities for efficient data management.

AvePoint Cloud Backup is a robust SaaS platform specializing in automated, agentless backups for Microsoft 365 environments, including Exchange Online email, SharePoint, OneDrive, and Teams. It provides granular recovery at the item level, cross-tenant restores, and advanced security features like immutable storage to combat ransomware. Designed for enterprise-scale data protection, it ensures compliance and minimizes downtime with efficient restore capabilities.

Keepit is a robust SaaS backup platform specializing in email and collaboration data protection for Microsoft 365, Google Workspace, and other cloud services. It provides automated, immutable backups with granular recovery options, advanced search capabilities, and compliance-ready features to safeguard against data loss, ransomware, and accidental deletions. The solution emphasizes direct-to-cloud storage, eliminating vendor lock-in and egress fees for efficient restores.

CloudAlly is a SaaS backup solution specializing in automated, agentless backups for email services like Google Workspace and Microsoft 365, protecting against data loss, deletions, and ransomware. It enables granular restores at the item, folder, or point-in-time level, with searchable archives for quick recovery. The platform emphasizes compliance with features like encryption, audit logs, and long-term retention policies.

SkyKick Cloud Backup is a cloud-to-cloud backup solution specializing in Microsoft 365 and Google Workspace, with comprehensive email backup for Exchange Online and Gmail. It provides automated daily backups, granular item-level recovery, and advanced security features like immutable storage and ransomware detection. Designed primarily for Managed Service Providers (MSPs), it offers multi-tenant management for efficient oversight of client environments.

MailStore Server is an on-premises email archiving and backup solution that creates a central, searchable repository for emails from various sources including Microsoft Exchange, Office 365, Gmail, and IMAP/POP3 servers. It enables businesses to comply with retention policies, perform eDiscovery, and restore emails efficiently without disrupting email services. The software emphasizes data sovereignty by keeping archives under full user control on local servers.

Shoviv Email Backup Tool is a Windows-based utility for backing up emails from multiple sources including Office 365, Outlook PST/OST, G Suite, Amazon WorkMail, and IMAP accounts. It enables exports to various formats like PST, EML, MSG, MBOX, PDF, HTML, and RTF with options for filtering, deduplication, and incremental backups. The tool also supports PST splitting and compression to manage large datasets efficiently.