10 Best Shared Inbox Tools for Founders [2026 Updated]

1. Front

• Type: Paid
• URL: https://front.com
• Overview: Front is a collaborative shared inbox designed to centralize team email, SMS, social messages and apps into a single workspace so teams can assign, comment, and respond together. It combines shared inboxes with workflows, automation, and analytics to help sales, support, and ops coordinate responses and measure performance.

2. Help Scout

• Type: Paid
• URL: https://www.helpscout.com
• Overview: Help Scout provides a simple, team-friendly shared inbox that consolidates email, chat and messages into an actionable queue with assignments, private notes, and SLA tracking. It’s focused on customer-centric workflows and integrates with CRM and collaboration tools to streamline support and account communication.

3. Hiver

• Type: Paid
• URL: https://hiverhq.com
• Overview: Hiver transforms Gmail and Outlook into a shared inbox with email assignments, collision alerts, shared drafts and SLA management to prevent duplicated replies and speed up response times. It’s built for teams that want lightweight collaboration without migrating away from their existing email platform.

4. Gmelius

• Type: Paid
• URL: https://gmelius.com
• Overview: Gmelius converts Gmail into a collaborative shared inbox with assignment, internal notes, automation rules and kanban views, enabling teams to manage group emails like support@ or sales@ directly in Gmail. It emphasizes seamless Google Workspace integration while adding workflow automation and analytics for team inboxes.

5. Missive

• Type: Paid
• URL: https://missiveapp.com
• Overview: Missive offers a real-time shared inbox combining email, chat, and collaborative drafting so teams can co-edit replies, assign conversations, and chat alongside messages. It’s built for fast internal collaboration with shared labels, workflows and integrations for support and sales teams.

6. Zendesk (Zendesk Suite Inbox)

• Type: Paid
• URL: https://www.zendesk.com
• Overview: Zendesk provides a robust shared inbox as part of its customer service suite, routing email and other channels into ticketed workflows with assignment, macros, SLAs and reporting. It’s suited for teams needing an enterprise-grade shared inbox with deep automation and multi-channel support features.

7. Groove

• Type: Paid
• URL: https://www.groovehq.com
• Overview: Groove offers a lightweight shared inbox tailored to small and midsize teams, combining email collaboration, shared drafts, collision detection and simple automation. It focuses on ease of use and fast setup for customer support and operations teams that need a straightforward shared mailbox.

8. Zoho TeamInbox

• Type: Paid
• URL: https://www.zoho.com/teaminbox/
• Overview: Zoho TeamInbox centralizes group email (support@, sales@, etc.) into shared inboxes with role-based access, assignments, canned responses and automation, integrated with the Zoho ecosystem. It’s a scalable option for teams already using Zoho apps or seeking a cost-effective shared inbox solution.

9. Spark for Teams

• Type: Paid
• URL: https://sparkmailapp.com
• Overview: Spark for Teams adds shared inbox features to the Spark email client, enabling shared drafts, delegated access, comments and team templates so multiple people can collaborate on shared mailboxes. It’s aimed at teams that want collaborative email tooling inside a modern, cross-platform mail client.

10. Microsoft 365 Shared Mailbox (Outlook Shared Mailbox)

• Type: Paid
• URL: https://www.microsoft.com/microsoft-365
• Overview: Microsoft 365 shared mailboxes let teams manage group email addresses via Outlook with shared access, delegation, and centralized calendars while leveraging Microsoft 365 security and compliance. This built-in shared inbox option is ideal for organizations already on Microsoft 365 seeking native, enterprise-grade collaboration on emails.