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Shortwave is an AI Gmail client with natural-language email search, thread summaries, reply drafting, and team inboxes for Gmail and Google Workspace users.
Shortwave AI (capped) with basic thread summaries and limited reply drafting; personal Gmail only
Core Shortwave interface; limited AI actions (capped); 90-day email history; personal Gmail only; no team inboxes
Personal Productivity
9.0AI natural-language email search (type "emails about Q3 deadline" instead of operator queries), automatic thread summaries opening every conversation with a digest, and contextual reply drafting reduce the cognitive and time cost of high-volume Gmail inbox management — with free and Personal tiers covering the full individual productivity use case at no cost or $8.50/month.
Automation
7.5Smart inbox bundling automatically categorizes incoming email into priority groups without manual rules setup, and AI filters on Business and above enable keyword-triggered inbox automation — but Shortwave is an active email client (you work inside it), not a background automation agent that processes email without user interaction.
Research
7.8AI natural-language search enables professionals to retrieve specific email threads, decisions, and commitments by describing the content rather than recalling exact senders or dates — with Shortwave's full email history indexed for AI search on paid plans, covering the personal knowledge retrieval use case for Gmail users.
Shortwave is an AI-powered email client built exclusively on the Gmail and Google Workspace API that adds natural-language search, AI thread summaries, reply drafting, and smart inbox bundling to Gmail without changing the underlying email infrastructure. Plans are Free (core interface, limited AI, 90-day history), Personal (~$8.50/month annual), Business ($24/month annual, 150–300 daily AI requests, team inboxes, Google Workspace), Premier ($36/month annual, ~600 daily AI requests), and Max ($100/month annual, ~900 daily AI requests). Daily AI request caps on Business mean heavy users in busy weeks regularly hit the ceiling and must upgrade to Premier. Shortwave is Gmail-only — Outlook and Microsoft 365 are entirely unsupported. CRM integration quality is documented as a consistent user complaint across multiple 2026 reviews.
Pricing
| Plan | Model | Usage Limits | Price |
|---|---|---|---|
| FreeFREE | Shortwave AI (capped) with basic thread summaries and limited reply drafting; personal Gmail only | Core Shortwave interface; limited AI actions (capped); 90-day email history; personal Gmail only; no team inboxes | Free |
| Personal | Shortwave AI with expanded access to natural-language search, thread summaries, and reply drafting for personal Gmail | Core AI features for personal Gmail; not publicly quantified beyond free-tier limitations | ~$8.50/mo annual |
| Business | Shortwave AI with 150–300 daily requests, full AI search, thread summaries, reply drafting, team inboxes, and 3 AI filters for Google Workspace teams | 150–300 daily AI requests; 3 AI filters; team inboxes for shared addresses; Google Workspace support; priority support; full AI search/summaries/drafting | $24/mo annual |
| Premier | All Business AI features with ~600 daily requests and 10 AI filters for high-volume professionals | ~600 daily AI requests; 10 AI filters; all Business features; more AI headroom for heavy daily users | $36/mo annual |
| Max | All Premier AI features with ~900 daily requests and 50 AI filters for power users | ~900 daily AI requests; 50 AI filters; all Premier features; maximum AI throughput per user | $100/mo annual |
Shortwave AI (capped) with basic thread summaries and limited reply drafting; personal Gmail only
Core Shortwave interface; limited AI actions (capped); 90-day email history; personal Gmail only; no team inboxes
AI thread summaries digest long stakeholder email chains on opening, natural-language search retrieves specific decisions and commitments across the full email history, and team inboxes on Business ($24/month) enable shared product@ or support@ inbox management for small teams — covering the high-volume communication management workflow at less than Superhuman Starter ($30/month).
Free tier with core Shortwave interface at $0 and Personal at $8.50/month annual provide founding teams with AI-enhanced Gmail management at a fraction of Superhuman's $30/month minimum; Business at $24/month adds team inboxes for shared addresses at the same price as Superhuman Starter with different feature trade-offs (AI search depth vs Auto Drafts).
Full email history indexed for AI natural-language search on paid plans enables researchers to retrieve grant communications, collaborator threads, and meeting records by describing content rather than searching keywords — functioning as a persistent searchable email memory layer for academics and professional researchers managing complex multi-thread communication.
Personal plan at ~$8.50/month annual provides freelancers with AI thread summaries, reply drafting, and natural-language search for client email management at approximately 72% below Superhuman's $30/month — with the free tier covering basic inbox bundling for freelancers who don't require AI generation volume.
Consider These Instead
Choose Superhuman over Shortwave when keyboard-first speed optimization, Auto Drafts for autonomous follow-up writing, Ask AI on Business, and CRM integrations with HubSpot, Salesforce, and Pipedrive are required — accepting Superhuman's $30/month minimum versus Shortwave's $8.50/month Personal. Choose Gmail natively over Shortwave when the team uses Outlook, Microsoft 365, or Exchange where Shortwave is entirely incompatible, or for Gmail users whose AI email needs are minimal and don't justify any subscription. Choose Missive over Shortwave when team collaborative inbox management with email assignment, internal comment threads, round-robin routing, and shared inbox workflow are the primary requirement — Missive serves team email coordination that Shortwave's team inbox feature does not fully replicate.
