Top 10 Best Email Archival Software of 2026

Proofpoint Enterprise Archive is a leading cloud-based email archiving solution that captures, indexes, and preserves email data from platforms like Microsoft 365 and Google Workspace for long-term storage and compliance. It provides advanced search, eDiscovery, and legal hold capabilities to meet regulatory requirements such as GDPR, HIPAA, and SEC 17a-4. The platform integrates seamlessly with Proofpoint's security suite, offering supervision, audit trails, and defensible deletion features for enterprise-grade data management.

Mimecast Archive is a comprehensive cloud-based email archiving solution that enables organizations to securely store, search, and manage vast amounts of email data while ensuring regulatory compliance. It offers advanced features like rapid full-text search, e-discovery, legal holds, and seamless integration with Microsoft 365 and Google Workspace. The platform supports journaling, PST imports, and data sovereignty options, making it ideal for long-term retention and audit readiness.

Smarsh is a leading cloud-based email archiving platform tailored for regulated industries like finance and healthcare, ensuring compliant capture, retention, and retrieval of emails and other electronic communications. It provides tamper-proof storage, advanced search capabilities powered by AI, and integration with major email systems like Microsoft 365 and Google Workspace. The solution supports e-discovery, supervision, and risk management to meet stringent regulatory requirements such as SEC 17a-4 and FINRA.

Global Relay is a cloud-based compliance archiving platform specializing in capturing, storing, and supervising electronic communications for regulated industries like finance. It provides tamper-proof email archiving compliant with SEC 17a-4, FINRA, and other standards, alongside support for multi-channel data including IM, social media, and voice. The solution offers advanced search, e-discovery, and supervision tools to mitigate regulatory risks and streamline audits.

Veritas Enterprise Vault is a mature, enterprise-grade email archiving solution that captures, stores, and manages email data from sources like Microsoft Exchange and Office 365 to reduce mailbox sizes and ensure long-term retention. It provides robust compliance features, including automated retention policies, legal holds, and powerful search capabilities for eDiscovery. The software excels in large-scale environments with deduplication, compression, and indexing to optimize storage and retrieval efficiency.

Barracuda Message Archiver is a robust email archiving solution that captures, stores, and manages email data for compliance, e-discovery, and storage optimization. It supports on-premises appliances, virtual deployments, and cloud options, integrating seamlessly with Microsoft Exchange, Office 365, and other platforms. Key features include advanced indexing for rapid search, automated retention policies, and legal hold capabilities to meet regulations like GDPR, HIPAA, and SEC 17a-4.

Archive360 is a cloud-native email archiving solution specializing in compliant storage, search, and management of email data from Microsoft 365, Exchange, and other sources. It enables organizations to retain emails indefinitely while supporting rapid eDiscovery, auditing, and regulatory compliance like GDPR, HIPAA, and SEC rules. The platform features advanced indexing for contextual searches and defensible data management, reducing storage costs through deduplication and compression.

ZL Unified Archive is an enterprise-grade email archiving solution from ZL Technologies that captures, indexes, and stores vast volumes of email, IM, and collaboration data for compliance and eDiscovery purposes. It supports regulatory standards like SEC 17a-4, FINRA, and GDPR with features such as context-aware search, automated supervision, and petabyte-scale scalability. Ideal for organizations handling high email volumes, it unifies archiving across multiple platforms while ensuring defensible data management.

MailStore Server is an on-premises email archiving solution that enables businesses to centrally archive emails from Microsoft Exchange, Office 365, Gmail, and numerous other sources via IMAP/POP3 or direct integration. It provides lightning-fast full-text search, eDiscovery tools, legal holds, and compliance features to meet regulatory requirements. Users access archived emails through a web-based interface or Outlook integration, ensuring efficient retrieval and management.

ArcTitan Email Archive by TitanHQ is a cloud-based email archiving solution that automatically captures, stores, and indexes emails for compliance, eDiscovery, and long-term retention. It integrates seamlessly with Microsoft 365 and Google Workspace, offering unlimited storage and rapid full-text search capabilities. Designed for businesses of all sizes, it helps meet regulatory requirements like GDPR, HIPAA, and SOX while providing secure access controls and audit trails.