Missive and Superhuman both offer AI-assisted email tooling, but they target different layers of the job. Missive is built around shared team inboxes,…
Best for Missive: Teams needing a shared team inbox with internal comments and task conversion from day one, multi-AI-provider flexibility, and SOC 2 Type II compliance on every plan including the cheapest tier.
Best for Superhuman: Individuals or teams primarily wanting fast AI-assisted writing (Grammarly-powered) and a collaborative Docs tool who can start free, with the classic fast Superhuman Mail client available once they upgrade to Business.
At a Glance
Missive
Superhuman
Primary category
Communication
Communication
Rating
Not documented
Not documented
Pricing model
Freemium
subscription
Starting price
Free (up to 3 users); paid plans from $14/user/month billed yearly
$25/month per user (billed annually)
Free plan
Not documented
Yes
Free trial
Yes
Not documented
Platforms
Web, iOS, Android, Mac, Windows
Web
Team collaboration
Not documented
Not documented
AI features
Yes
Yes
Public API
Yes
Not documented
Key Differences
What's included at the entry tier
Missive: Shared team inboxes, internal comments, and task conversion are available from the $14/user/month Starter plan.
Superhuman: Superhuman Mail itself (the fast email client) is only included on the $33/month (annual) Business plan — Free and Pro tiers offer AI chat, Grammarly writing help, and Docs, not the email client.
Missive's cheapest tier already delivers its core team-inbox product; Superhuman's cheapest tiers don't include its namesake email client at all.
Free-tier availability
Missive: No free plan — only a 30-day free trial with no credit card required.
Superhuman: Has a genuine Free plan with AI chat across apps, Grammarly writing assistance, and collaborative Docs.
Superhuman lets users stay on a permanent free tier indefinitely; Missive requires payment after the trial period ends.
AI provider flexibility
Missive: AI assistant explicitly supports multiple providers — Anthropic, OpenAI, and Gemini — rather than locking into one.
Superhuman: AI features (Go, Grammarly-powered writing) are Superhuman's own proprietary assistants; it's described as compatible with Claude, ChatGPT, and Cursor as external tools rather than switchable model providers within Superhuman.
Missive lets teams choose or mix AI model providers; Superhuman's AI experience is built around its own Grammarly-integrated assistant.
Compliance documentation
Missive: States SOC 2 Type II compliance on all plans, including the $14/user/month Starter tier.
Superhuman: No SOC 2 statement is documented; enterprise security controls (SAML SSO, custom roles) are reserved for the Enterprise plan only.
Missive documents a security certification at every price point; Superhuman's security controls are reserved for its top tier without a stated certification.
Feature-by-Feature
Email & Inbox
Feature
Missive
Superhuman
Shared/team inbox
Available
Not documented
Fast individual email client
Not documented
Available
Internal comments on messages
Available
Not documented
Task conversion from email
Available
Not documented
AI & Collaboration
Feature
Missive
Superhuman
AI writing assistant
Available
Available
Cross-app AI assistant
Not documented
Available
Collaborative docs tool
Not documented
Available
Rules / automation
Available
Available
Pricing & Access
Feature
Missive
Superhuman
Free plan
Unavailable
Available
Free trial
Available
Not documented
SOC 2 Type II compliance
Available
Not documented
SSO
Available
Available
Pricing Compared
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Missive
Free — $0 N/A
Starter — $14/user/month (billed yearly) Annual (monthly available at higher rate)
Productive — $24/user/month (billed yearly) Annual (monthly available at higher rate)
Business — $36/user/month (billed yearly) Annual (monthly available at higher rate)
Superhuman
Starter — $25/month per user (billed annually) or $30/month (billed monthly) monthly or annual
Business — $33/month per user (billed annually) or $40/month (billed monthly) monthly or annual
Pros & Cons
Missive
Pros
Combines shared inbox and internal team chat in one native app
Bootstrapped, profitable company independent of VC pressure
Free plan available for very small teams
Multi-channel support beyond just email, including SMS and social accounts
Per-user pricing can add up for larger teams compared to some flat-rate alternatives
Free plan is limited to just 3 users
Higher-tier features like SSO and advanced analytics are gated behind the most expensive plan
Primarily desktop/web and mobile app focused, without the extensive third-party app marketplace some competitors offer
Best value requires annual billing; monthly billing costs more per seat
Superhuman
Pros
Extremely fast, polished interface built around keyboard shortcuts
Strong AI writing, drafting, and triage features
CRM integrations that are useful for sales-focused teams
High reported satisfaction among power users who process heavy email volume
Backed by Grammarly's resources following the 2025 acquisition
Cons
Expensive compared to standard email clients and built-in Gmail or Outlook apps
Only supports Gmail and Outlook accounts, not other email providers
Learning curve required to master the keyboard-shortcut-driven workflow
No permanently free tier
Recently acquired by Grammarly, which raises questions about long-term product direction
Use Cases
Choose Missive: Teams needing a shared team inbox with internal comments and task conversion from day one, multi-AI-provider flexibility, and SOC 2 Type II compliance on every plan including the cheapest tier.
Choose Superhuman: Individuals or teams primarily wanting fast AI-assisted writing (Grammarly-powered) and a collaborative Docs tool who can start free, with the classic fast Superhuman Mail client available once they upgrade to Business.
Need both: A company might use Missive for a shared support or sales team inbox — its core purpose — while individual employees separately use Superhuman's free or Pro tier for personal AI writing assistance and Docs, since the two tools serve different layers: team inbox collaboration versus individual fast-email and writing productivity.
Missive
Customer support teams — Support teams sharing a support@ inbox can assign, discuss, and resolve tickets collaboratively.
Sales team inbox management — Sales teams sharing a common sales@ address can coordinate follow-ups and avoid duplicate replies.
Small business operations — Small companies managing multiple shared addresses and channels without a dedicated helpdesk system.
Superhuman
Executives managing high email volume — Use Split Inbox, shortcuts, and AI drafting to process large amounts of email faster.
Sales teams needing CRM-connected email — Sync email activity with Salesforce, HubSpot, or Pipedrive to keep CRM records up to date.
Inbox-zero focused professionals — Adopt keyboard-shortcut-driven triage and scheduled send to keep the inbox consistently clear.
Frequently Asked Questions
Is there a free version of Missive?
No, Missive offers a 30-day free trial rather than a permanent free plan.
How much does Missive cost?
Starter is $14/user/month, Productive is $24/user/month, and Business is $36/user/month, each with a yearly discount option.
Does Missive include AI features?
Yes, all plans include an AI assistant with support for multiple AI providers.
Is Superhuman free?
There is a Free plan with AI chat, Grammarly, and Docs, but it does not include Superhuman Mail.
How much does Superhuman cost?
Pro is €12/member/month billed annually (€15/month billed monthly); Business, which includes Mail, is €33/member/month annually (€40/month monthly); Enterprise is custom-priced.
What is Superhuman Go?
Go is an AI assistant that works across connected apps to provide proactive, cross-application help.