Looking for the best Shortwave email software alternatives? The top alternatives to Shortwave are Superhuman, Missive, and Front. They provide advanced inbox productivity, AI-assisted email workflows, and collaborative communication tools similar to what Shortwave offers.
Shortwave is a modern email client designed to make Gmail significantly more powerful by combining AI automation, inbox organization, smart search, and team collaboration into one streamlined interface. Instead of simply acting as an email reader, the platform transforms the inbox into a productivity hub where users can manage tasks, automate responses, organize conversations, and integrate email with other work tools.
One reason professionals gravitate toward Shortwave is its AI-powered email assistant, which can summarize messages, generate replies in the user’s writing style, and help automate repetitive inbox actions.
The platform also introduces features like split inboxes, email bundles, shared threads, and AI search, making it easier to prioritize important communication while filtering out noise. For teams, the ability to collaborate inside email threads, assigning tasks, leaving comments, or sharing conversations helps reduce the need to constantly jump between communication tools.
Despite these strengths, some users explore alternatives when they require different collaboration workflows, deeper CRM integrations, faster keyboard-driven interfaces, or broader email provider support beyond Gmail.
Some platforms excel at team inbox management, while others prioritize speed, privacy, or AI writing capabilities. The best alternative often depends on whether you’re an individual professional trying to manage email more efficiently or a team handling customer communication at scale.
Below are 10 alternatives to Shortwave that deliver comparable capabilities in areas like AI email assistance, inbox productivity, automation, and collaborative communication.
Worldwide Rank and SEO Metrics of Shortwave
Domain Authority: 54
SEMrush Global Rank: 58,000+
SimilarWeb Global Rank: 110,000+
SimilarWeb Country Rank: #35,000 (United States)
Total Traffic: More than 600,000 monthly visits
Bounce Rate: 42%
Average Visit Duration: More than 3 minutes
What Can You Do With Shortwave?
- Automate inbox tasks with an AI email assistant
- Generate AI-powered summaries and suggested replies
- Organize messages using smart inbox categories
- Apply custom AI filters to automatically label or archive emails
- Schedule meetings and manage calendar events
- Convert emails into tasks and action items
- Collaborate with teammates using shared threads
- Integrate email with tools like Slack, Notion, Asana, and HubSpot
- Perform AI-powered email search and analysis
- Track email opens and link clicks
- Bulk-manage newsletters and updates with bundles
- Automate workflows with Tasklet integrations
Why Do You Need Alternatives to Shortwave?
- Works primarily with Gmail accounts
- Some teams need stronger shared inbox systems
- Limited built-in CRM capabilities
- Advanced AI automation may require higher pricing plans
- Keyboard-focused users may prefer faster email clients
- Customer support teams often require ticket-style workflows
- Some companies rely on Microsoft Outlook ecosystems
- Certain alternatives offer deeper automation and analytics
List of The 10 Best Alternatives to Shortwave
1. Superhuman
Website: https://superhuman.com
Launched: 2015
Pricing: Starts around $30/month
Top Features: lightning-fast inbox, AI writing assistant, advanced keyboard shortcuts
Superhuman is built around one core philosophy: processing email as quickly as possible. The interface is optimized for speed, allowing users to fly through their inbox using keyboard commands rather than traditional mouse navigation. Professionals who deal with hundreds of emails daily often choose it because every interaction—from opening messages to archiving them—happens almost instantly.
While Shortwave focuses on AI organization and automation, Superhuman’s strength lies in extreme efficiency and workflow speed. Features such as read receipts, follow-up reminders, split inboxes, and AI-generated drafts help professionals maintain control of conversations without wasting time. Founders, executives, and sales professionals typically gravitate toward Superhuman because it drastically reduces inbox processing time while maintaining a premium email experience.
2. Missive
Website: https://missiveapp.com
Launched: 2015
Pricing: Starts around $18/user/month
Top Features: shared inbox, internal team chat, collaborative drafts
Missive blends email with real-time collaboration, allowing teams to discuss emails internally before sending responses. Instead of copying teammates into long email chains, team members can leave comments inside the thread, assign messages to colleagues, and collaborate on drafts together.
Teams managing customer communication find this approach far more efficient than traditional email workflows. Startups, customer success teams, and remote teams benefit from the ability to turn email conversations into collaborative discussions. Compared with Shortwave, Missive places a stronger emphasis on team coordination and shared inbox workflows, making it particularly useful for businesses handling external communication collectively.
3. Front
Website: https://front.com
Launched: 2013
Pricing: Starts around $59/user/month
Top Features: collaborative inbox, workflow automation, CRM integrations
Front takes email beyond individual productivity and turns it into a full communication management platform. Messages from email, SMS, social media, and chat can all be handled within the same interface, allowing teams to manage customer interactions across multiple channels.
Organizations that treat email as a core customer communication channel often prefer Front because of its automation rules, performance analytics, and CRM integrations. Teams can assign conversations, track response times, and build automated workflows. Compared with Shortwave’s AI productivity focus, Front is better suited for customer support, operations teams, and revenue teams that require structured communication management.
4. Spark Mail
Website: https://sparkmailapp.com
Launched: 2015
Pricing: Free plan available, paid plans from $4.99/month
Top Features: smart inbox, email delegation, collaborative drafts
Spark approaches email organization through intelligent prioritization. Its Smart Inbox automatically categorizes messages into personal emails, newsletters, and notifications, allowing users to focus on what actually matters.
Professionals who feel overwhelmed by inbox clutter often appreciate Spark’s clean interface and automated email sorting. The platform also allows teams to collaborate by sharing drafts or delegating messages. While Shortwave emphasizes AI automation and workflow integrations, Spark focuses more on simplicity and inbox clarity, making it appealing for individuals who want a smarter but less complex email experience.
5. Canary Mail
Website: https://canarymail.io
Launched: 2016
Pricing: Starts around $20/year
Top Features: AI email assistant, email encryption, smart prioritization
Canary Mail combines AI productivity tools with strong privacy protections. Its AI assistant helps draft responses, summarize conversations, and prioritize emails, while built-in encryption ensures sensitive communication remains secure.
Professionals working in industries that handle confidential information often prioritize security features. Canary’s support for end-to-end encryption and advanced privacy controls sets it apart from many modern email clients. Users who want AI assistance but also require stronger data protection may find Canary Mail to be a better fit than Shortwave.
6. Hiver
Website: https://hiverhq.com
Launched: 2011
Pricing: Starts around $19/user/month
Top Features: Gmail shared inbox, email assignment, support analytics
Hiver transforms Gmail into a collaborative helpdesk environment, allowing teams to manage shared inboxes without leaving the Gmail interface. Emails can be assigned to specific team members, and performance analytics help track response times and customer satisfaction.
Customer support teams particularly appreciate this structure because it keeps communication organized while maintaining the familiar Gmail experience. Compared with Shortwave’s productivity-focused features, Hiver excels in structured team email management and support workflows, making it a strong option for service teams.
7. Mailbutler
Website: https://mailbutler.io
Launched: 2016
Pricing: Starts around $8/month
Top Features: email tracking, smart scheduling, AI writing assistant
Mailbutler enhances existing email clients rather than replacing them. It integrates with platforms like Apple Mail, Gmail, and Outlook to provide additional productivity tools such as tracking, reminders, and AI writing assistance.
Professionals who are already comfortable with their current email client often prefer this approach. Instead of migrating to a new inbox environment, Mailbutler simply adds productivity features to the tools they already use. For users hesitant to switch away from their existing setup, this can be a more flexible solution than adopting Shortwave’s full email platform.
8. SaneBox
Website: https://sanebox.com
Launched: 2010
Pricing: Starts around $7/month
Top Features: AI email filtering, smart folders, email snoozing
SaneBox works quietly in the background to analyze incoming emails and determine which messages deserve attention. Less important emails are automatically sorted into folders so users can focus on high-priority communication.
Instead of introducing a new email interface, SaneBox integrates with existing providers like Gmail or Outlook. The system learns from user behavior over time and becomes better at filtering distractions. Professionals overwhelmed by inbox overload often appreciate how SaneBox reduces noise without requiring them to change email platforms.
9. Flowrite
Website: https://flowrite.com
Launched: 2020
Pricing: Starts around $12/month
Top Features: AI email writing, tone adjustment, message generation
Flowrite is designed primarily for AI-powered communication assistance. Users can write short prompts and instantly generate polished email responses that match the desired tone or context.
This approach is especially helpful for roles where large numbers of emails must be written daily, such as sales, recruiting, or customer support. Rather than focusing on inbox management, Flowrite concentrates on making the writing process faster and more efficient. Professionals who want stronger AI-generated messaging capabilities may find it complements or replaces Shortwave in their workflow.
10. Mailman
Website: https://mailmanhq.com
Launched: 2018
Pricing: Starts around $10/month
Top Features: inbox scheduling, email batching, distraction control
Mailman focuses on helping users regain control of their attention by deciding when emails are delivered to their inbox. Messages can be batched into specific time windows, preventing constant interruptions throughout the day.
Deep-work enthusiasts and productivity-focused professionals often appreciate this approach. Instead of reacting to every incoming message, they can review emails at scheduled times. While Shortwave introduces AI automation and collaboration features, Mailman prioritizes distraction-free workflow management, helping users protect their focus.
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