Best Email Archiving Software for Microsoft 365

Find and compare the best Email Archiving software for Microsoft 365 in 2026

Use the comparison tool below to compare the top Email Archiving software for Microsoft 365 on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Intradyn Reviews

    Intradyn

    Intradyn

    $4 per user per month
    1 Rating
    Intradyn's email archiving solutions are trusted and reliable, safeguarding your organization in the face of potential litigation, eDiscovery requests, or Right to Know inquiries. Gain peace of mind knowing that your emails will remain secure, searchable, and readily accessible. Intradyn offers diverse, innovative archiving solutions designed to address various business challenges, from regulatory compliance to legal matters. Our versatile products cater to all industries and can be customized to suit your specific environment through different deployment options. Experience the power of comprehensive social media archiving across multiple channels effortlessly accessed through a unified interface. Our solution ensures compliance with regulatory requirements by maintaining all content in evidence quality. Capture, categorize, and index all mobile content, including MMS and SMS, empowering you to retrieve crucial information whenever needed conveniently. Real-time archiving capabilities effectively preserve all mobile communications for future reference.
  • 2
    Hexamail Flow Reviews
    Hexamail flow is an email client that includes calendaring, tasks, and contacts. It works with Office 365, Gmail and Exchange on premises, as well as all IMAP/POP3 servers. The GDPR data protection module provides email and office document redaction capabilities, including full PST file import, EML and MSG file import, Office document import, printing output, or PDF generation of redacted material.
  • 3
    N-able Mail Assure Reviews
    Top Pick
    N-able Mail Assure, a cloud-based email security system, provides advanced threat protection for both inbound and outbound emails using collective threat intelligence, long-term email archive, and 24/7 email continuity. The service offers multi-tenant web-interfaces with predefined settings, reporting and views that allow for control and visibility over all email flows. N-able Mail Assure's proprietary technology uses input from large volumes of email data to feed the Intelligent Protection and Filtering engine. This, combined with real-time pattern threat detection leveraging a variety if filtering technologies, helps protect against spam, viruses and phishing attacks as well as impersonation, malware and other email-borne threats.
  • 4
    Aid4Mail Reviews
    Top Pick

    Aid4Mail

    Fookes Software Ltd

    $59.95
    12 Ratings
    Aid4Mail is a leading email processing tool from Switzerland. It comes in three editions: 1. Use Converter to collect and convert emails accurately, fast, and reliably. It supports all popular mail services (e.g. Office 365, Gmail, Yahoo! Mail) and mailbox file formats (e.g. PST, OST, OLM, mbox). It’s also a popular solution for preparing mail ingestion into archival, eDiscovery and forensics platforms. 2. Investigator adds powerful search queries based on Gmail and Microsoft 365 syntax, native pre-acquisition filters and Python scripting. Use its forensic features to recover deleted and hidden email, and process corrupt or unknown mail formats. 3. Enterprise adds support for Google Vault, Mimecast, and Proofpoint exports. Use it to migrate your company mail to live accounts (IMAP, Microsoft 365, Gmail). You can integrate its CLI seamlessly with your own tools. Enterprise offers flexible licensing options including installation on a server or on a shareable flash drive. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world.
  • 5
    ArcTitan Reviews
    ArcTitan is a powerful business Email Archiving Solution enabling organizations to create a back-up of all their email messages. You can Save up to 75% of email storage space and costs with lightning fast search and retrieval. Significantly enhances Microsoft 365 email Search and Storage functionality with cost and time savings. The main features of our business email archiving solution include lightning fast search and retrieval, ultimate scalability, and full compliance with GDPR, eDiscovery, Sarbanes–Oxley, HIPAA, and other legislation for e-discovery, retention and audit. Book a demo today.
  • 6
    365 Total Protection Reviews
    Hornetsecurity 365 Total Protection was specifically designed to protect the Microsoft 365 business environment. It provides comprehensive protection for all 365 cloud services, including Microsoft Office 365 and Microsoft Outlook 365 email. Hornetsecurity offers two packages that will meet the needs of your organization: 365 Total Protection Business - A complete security solution for Microsoft 365 customers 365 Total Protection Enterprise--adds advanced protection mechanisms and enhanced features. You'll be able to quickly onboard and use the solution intuitively. This will simplify your IT security management and ensure that your Microsoft 365 environment is protected at all times.
  • 7
    MailMeter Reviews

    MailMeter

    Waterford Technologies

    $4/user/month
    3 Ratings
    MailMeter is an email archiving and compliance solution with an advanced investigative interface made specifically for organisations that need to perform frequent in-depth searching and analysis for compliance, public records and eDiscovery on past email activity, email messages and attachments. It offers group searching, tagging, export capabilities and much more. Waterford Technologies simplifies data management by providing cutting edge technology and unlimited unrivalled support.
  • 8
    SpinOffice CRM Reviews

    SpinOffice CRM

    Mulberry Garden

    $27.50/month/user
    2 Ratings
    With SpinOffice, you create a central spot for your mail, business contacts, appointments, tasks, projects, folders, documents, files and notes. No matter what you’re working on, how big or small the task may be, SpinOffice makes it super easy to get stuff done. And best of all, you share all information in the database with your colleagues. That makes SpinOffice CRM the ultimate team application for any small and medium-size business. Discover how your business can grow with SpinOffice CRM! Sign up and get started with the free version. Upgrade to Pro for € 27,50 per month per user to get unlimited data storage and more features.
  • 9
    Hornetsecurity Email Archiving  Reviews
    Email archiving that is legal compliant, fully automated, and audit-proof. Secure, long-term, unchangeable storage of sensitive company data, files, and information. Archived emails can be recovered and retrieved Users can restore their emails from the archive at any time if they accidentally delete them from the mail server. Cloud archiving is 100% secure and fully automated Administrators no longer have to do archive-related tasks because all email messages are automatically archived. All data is securely stored in the cloud. Automatic archiving: Unaltered and Unalterable Audit-proof archiving ensures that all outgoing and incoming emails are automatically stored in their original form in Hornetsecurity data centers, immediately after they arrive and are dispatched. This ensures that important documents are not lost and that archiving is complete.
  • 10
    OpenText MailStore Server Archive Reviews
    MailStore Server is a leading solution for email archiving. Easy to use, reliable, and low-maintenance. MailStore Server offers all the benefits of modern, secure email archive for businesses. MailStore Server creates 1:1 copies of all email messages in a central archive. This ensures the security and availability over many years. Users can still access their emails using Microsoft Outlook, MailStore Web Access or mobile devices like tablets or smartphones. They can also search through them at incredible speed. Your company has many advantages - Assistance in regulatory compliance - Assistance in fulfilling the GDPR obligation - Fast full text searching for attachments and emails - Protection against data loss - Reduce the workload for email servers Storage space savings up to 70% - Simplify backups and restores - Unlock cumbersome PST files - Eliminate mailbox quotas
  • 11
    Barracuda Cloud Archiving Service Reviews
    The Barracuda Cloud Archiving Service offers a secure, cloud-based solution for organizations to effectively meet stringent compliance standards and efficiently handle e-discovery requests. This service is particularly well-suited for integration with platforms like Office 365 and G Suite, utilizing the Barracuda Cloud to store data indefinitely, safeguarding it from alterations or deletions. By ensuring that users can access every message ever sent or received from any device, productivity among end users is significantly enhanced. Furthermore, the Barracuda Cloud Archiving Service seamlessly integrates with various email platforms, such as Office 365 and Exchange, to create a comprehensive cloud archive without necessitating any extra hardware or software on the customer’s end. With features like a versatile Outlook add-in, mobile applications for both iOS and Android, along with a specific web interface, users can easily retrieve and restore any message, even those deleted from the mail server, ensuring that no important communication is ever permanently lost. This comprehensive accessibility empowers organizations to maintain transparency and efficiency in their communication practices.
  • 12
    Vaultastic  Reviews

    Vaultastic

    Mithi Software Technologies

    Pay Per Use
    Reduce Risks and Gain Productivity by improving protection, visibility and control of business-critical data. This will support continuity, compliance and change. Vaultastic's Agile Cloud Data Archiving is designed to address a wide range data management use cases in your information-driven organization. Safely archive active and legacy data of all types and sources in a search-ready, centralized cloud data archive. On-demand discovery tools allow you to respond quickly to legal and compliance queries, and recover lost data within minutes.
  • 13
    MailArchiva Reviews

    MailArchiva

    Stimulus Software

    $34.56 / user
    MailArchiva is an enterprise-grade email archiving, ediscovery, and compliance solution. MailArchiva has been used in some of the most challenging IT environments around the globe since 2006. MailArchiva is a server that makes it easy to retrieve and store long-term email data. It is ideal for companies who need to comply with e-Discovery records requests quickly and accurately. MailArchiva offers tight integration (including full calendar, contact & file synchronization) with a wide range of mail services including MS Exchange, Office 365, Microsoft 365 (Microsoft 365), and Google Suite. MailArchiva has many benefits. It reduces time to find information and fulfill discovery record requests. It also ensures that emails are preserved over the long-term. It also helps employees collaborate effectively. Sarbanes Oxley Act), which reduces storage costs up to 60%.
  • 14
    Spambrella Reviews

    Spambrella

    Spambrella

    $1.00
    Dynamically classify fake email. Preventively identify suspicious URLs and sandbox them. Big-data analysis can be used to accurately classify bulk mail. All this in one service that connects to Google Workspace and Microsoft 365. Spambrella's Email Security & User Awareness Training technology is used in many of the world's most successful security-conscious businesses across many continents and environments. Spambrella can help you unify your email security requirements and user awareness training needs on a global level. Spambrella is your outsourced email security team. We are able to migrate you seamlessly and have the technical expertise of all other service providers, such as Symantec.cloud, Mimecast, MxLogic. To uncover email threats to your email users, schedule a demo with our cybersecurity experts today.
  • 15
    Cryoserver Reviews

    Cryoserver

    Forensic and Compliance Systems

    $1.00 per user per month
    Cryoserver, an email archiving service, can be used on-premises or in cloud. It keeps a copy of every email that an organization has sent or received in a secure archive. This data is then made into a valuable resource that can be used every day. Cryoserver makes it easy to retrieve any business-critical information in email or IM. Cryoserver solutions can be distributed to more than 27+ countries. We are proud to be able to work with top-ranking clients in all industries. These include blue chips, healthcare organizations, blue chip names, local and national governments, critical infrastructure providers and charities. We are a pioneer in email archiving.
  • 16
    Jatheon Reviews

    Jatheon

    Jatheon Technologies

    $2.5/month/user
    Jatheon Cloud is easy to deploy and use every day. Our email archiving software has a new interface that will make your experience easy. Our advanced search and processing speed are the best in the archiving business. Our per-mailbox fee is a simple way to get all the information you need in an archive and reduce upfront costs. It also simplifies the management of email archives. Security and privacy are important concerns for organizations in highly regulated industries. Your cloud vault will be secure thanks to our security certifications, breach detection alerts, and 24/7 support and monitoring. Jatheon Cloud archive is flexible and adaptable to your needs, regardless of how large or small your business.
  • 17
    OneVault Reviews

    OneVault

    Donoma Software

    $2.50/month/user
    Secure Multi-Data Archiving with a Single Interface OneVault archives email and all new data types that your organization uses today. Email, Instant Messaging and Teams, Zoom, Webex, and many other data types. OneVault gives you a single interface to archive from multiple systems. It is easy to organize consistent policies and support business continuity plans by centralizing important data in a secure cloud platform. e-Discovery is a single platform for managing and working with records. It is secure, transparent, and easy to use. OneVault combines the powerful features of our stand alone archiving solutions under one pane of glass. It is intuitive, secure, and scalable. Start with email and expand as new systems become available.
  • 18
    Libraesva Email Archiver Reviews
    The Libraesva Email Archiver is a robust solution for secure email retention and e-discovery, meticulously designed to capture, safeguard, and grant immediate access to the entirety of an organization’s email history in real time. Every email is preserved in digitally signed, tamper-proof archives, ensuring that messages remain unchanged and legally defensible, all while delivering exceptional availability and performance. Users benefit from advanced full-text search functions that allow for the swift identification of emails, attachments, headers, and metadata across millions of records in mere seconds, facilitating the quick recovery of lost or erased communications. With customizable retention policies, legal hold options, and detailed audit trails, organizations can ensure compliance with key regulations such as GDPR, HIPAA, CCPA, and SOX, effectively minimizing both legal and operational risks. Moreover, it offers seamless integration with platforms like Microsoft 365, Exchange, Google Workspace, and other email systems, enabling access through various interfaces, including Outlook, web, or mobile applications. This multifaceted approach not only enhances email management but also empowers organizations to maintain control over their communications effortlessly.
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    HubStor Reviews

    HubStor

    HubStor

    $50 per month
    Optimize the management and safeguarding of your applications and data more effectively, all without the need for new hardware. The HubStor platform operates as software designed to meet your needs. Your data is essential for your business's vitality; it drives your innovation, supports your growth, and enhances your daily customer interactions. HubStor offers a distinctive Software-as-a-Service experience, allowing you to reap the advantages of a fully-managed service while maintaining essential aspects like performance, security, data ownership, and control. The challenges of data sprawl and product sprawl are significant; they create clutter, inefficiencies, and can undermine compliance and security. With HubStor, you can oversee all your backup and archival tasks on a single, cohesive platform, stored in a cloud environment that you select, empowering you to store, access, and secure the vital information you require. Engineered to combat sprawl, HubStor ensures that your data management remains streamlined and efficient, ultimately contributing to the success of your business.
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    harmon.ie Reviews

    harmon.ie

    harmon.ie

    $6 per user per month
    harmon.ie allows knowledge workers to easily capture and classify email and documents to SharePoint and Teams from Outlook, where they spend most of their work time. It is easy to find and share important content right from your email client. harmon.ie makes it easy to do the right things, increasing SharePoint adoption and workplace productivity as well as information governance compliance. Thousands of enterprise customers rely on harmon.ie's SharePoint- and Office 365-based user experiences products for email, records management, collaboration, knowledge preservation, and SharePoint adoption. harmon.ie is a Microsoft Partner since 2003 and has won many Microsoft Best App Awards. Our flagship solution eliminates data silos in Office 365 apps by grouping information with Descriptive Labels. harmon.ie SmartAssistant allows organizations to bring together all their information so that employees can concentrate on work.
  • 21
    Presults Reviews

    Presults

    Presults

    $89 per month
    Pre-sending alerts will ensure that you don't come up empty in keyword searches. The issue was already resolved by the time an email was sent. Employees will be more aware of compliance issues in the moment and take greater responsibility. A proven tool can help you demonstrate your commitment to SEC17(a)-4 compliance. You can forget it with our continually updated lexicon. We detect and stop potentially-violating emails before reaching the recipient. Flexible remediation options are available to allow the email to go ahead. All emails are saved for quick review and archived according to regulatory rules.
  • 22
    Barracuda PST Enterprise Reviews
    PST files serve as personal email archives for many users, often resulting in their widespread distribution across various devices and network storage, which complicates their discovery and management. With advancements in Microsoft Exchange and Office 365, users are now less reliant on local PST file storage. Nevertheless, the legacy PST files still house vital information that requires proper management to regain control. Barracuda PST Enterprise has been specifically developed to tackle this issue effectively. Organizations may find themselves with vast amounts of data trapped within PST files on user devices and network servers, leading to concerns about reliability due to frequent corruption and loss of these files. The financial implications related to the storage, security, and management of these sizeable files are considerable, impacting both system resources and IT administrative tasks. As such, addressing these challenges is critical for ensuring efficient data management and reducing operational costs.
  • 23
    OpenText Retain Unified Archiving Reviews
    Retain unified archive is the best choice to move from one email platform into another quickly, securely, and effectively. Retain provides a complete business communication archive solution that makes it easy to migrate and long-term preservation, discovery and preservation of communication data. This is essential for organizations in order to comply with data retrieval and archiving laws and regulations. The Retain Archive is accessible from multiple access points including the Retain mobile application, the end-user email client and the browser-based Web Access client. You can also search and browse the archive directly from the Offline Archive viewer. Business communication archive data can be exported to a portable, standalone archive viewer. Administrators can set up policies in Retain to specify the email, mobile and social media data they want to archive.
  • 24
    OpenText MailStore Cloud Archive Reviews
    OpenText MailStore Cloud Archive is a SaaS-based email archiving solution tailored for small to medium-sized enterprises, operating in the cloud. This versatile platform accommodates nearly all standard email systems, such as Microsoft 365 (Exchange Online), on-premises Microsoft Exchange Server, Google Workspace, and various IMAP and POP3 servers, allowing for the archiving of both individual and multiple mailboxes, including shared and group accounts. It facilitates comprehensive archiving through methods like journaling—where emails are captured prior to delivery—and mailbox synchronization, preserving the folder structure as well. The service includes features like deduplication, support for Information Rights Management (IRM) protected messages, handling of non-delivery reports, and the capability to delete archived messages from active mailboxes. All emails archived are stored in a secure and tamper-proof format, ensuring they are authentic replicas that mirror the originals, bolstered by robust encryption, digital signatures, and audit logging that complies with legal standards. Additionally, this solution can significantly enhance an organization’s compliance and data management strategies by providing a reliable way to retain critical communications.
  • 25
    Onna Reviews
    Onna, a real time search solution, allows you to connect and search across a growing number of cloud platforms. Onna helps users access eDiscovery and find high-value items across all legal departments. Onna allows users to report, collaborate, manage compliance, and share documents. Onna integrates well with other data sources such as DropBox, Confluence, and Gmail.
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