Missive vs Spark Mail

Price, platforms and features side by side. The table says where each price was read and when.

Missive

Team email client with shared inboxes, internal chat and rules

Free trial · from $14/mo

Spark Mail

Email client with a unified smart inbox, AI tools and team features

Free plan · from $8.25/mo

Where they differ

Missive starts at $14 per user / month, billed yearly ($18 billed monthly). Spark Mail starts at $8.25 per user / month, billed annually ($99 / year).
Spark Mail has a free plan. Missive does not, though it has a free trial.
Only Missive lists a web app.
Missive also covers tasks and workflow automation.
Spark Mail also covers meeting notes, templates and calendar.

In commonmacOSWindowsiOSAndroidAI featuresReal-time collaborationEmail clientShared inbox

	Missive	Spark Mail
Pricing	Free trial	Free plan
Starts at	$14 per user / month, billed yearly ($18 billed monthly)	$8.25 per user / month, billed annually ($99 / year)
Free plan	None	Unlimited email accounts in a unified Smart Inbox with snooze, send later, reminders and calendar, plus 5 AI meeting notes in total and an AI Assistant preview limited to 1 month of email history.
Free trial	30-day free trial of the Productive plan, no credit card required (up to 25 users, 30 days of history)	7-day free trial of Plus and Pro when you subscribe directly in the app
Web
macOS
Windows
iOS
Android
Made by	Missive (Heliom inc.)	Spark Mail Limited
Price read from	missiveapp.com	sparkmailapp.com
Checked	Oct 4, 2026	Oct 4, 2026

Missive

Spark Mail

Missive

There is no free plan; once the 30-day trial ends a paid plan is required.
Starter is limited to 5 users and leaves out integrations, rules, API access, the AI assistant and analytics.
SAML single sign-on and IP restriction are only available on Business.
Missive says it offers no discounts for students, nonprofits or schools, and yearly plans are not refundable.

Spark Mail

The vendor lists apps for Mac, Windows, iOS and Android only; there is no web or Linux version.
Gatekeeper, Priority, Spark +AI and third-party integrations require Plus or higher.
Shared inboxes, read statuses and the HubSpot integration are limited to Pro and Enterprise.
The free plan's AI is a limited preview: 5 meeting notes in total and 1 month of email history for the AI Assistant.

Missive

Shared inboxes and team spaces: Team inboxes sit next to personal accounts, grouped into team spaces. Conversations can be assigned to a person or a team, with controls over who sees what.
Internal discussion in threads: Teammates talk about an email in an internal conversation attached to the thread, so nothing has to be forwarded or CC'd.
Collaborative drafting: Several people can write the same reply together in real time before it is sent.
Rules and automations: Automate repetitive handling such as assigning or tagging with up to 1,000 rules. Rules are available from the Productive plan.
Multi-channel inbox: Email from Gmail, Microsoft 365, iCloud or any IMAP account appears alongside SMS, WhatsApp, Messenger, Instagram and live chat conversations.
AI assistant and integrations: An AI assistant drafts and translates replies and can pull context from connected tools over MCP. It comes with Productive, along with 25+ app integrations and the API.

Spark Mail

Smart Inbox and unified inbox: Brings every connected account into one inbox and separates priority mail from newsletters and notifications. Included in the free plan.
Gatekeeper and Priority: Gatekeeper lets you accept or block new senders before they land in the inbox, and Priority highlights chosen senders. Both are part of Plus and above.
Spark +AI and AI Assistant: +AI drafts, proofreads, summarizes and translates email. The AI Assistant answers questions about your mail, reaching back 1 month on Free, 1 year on Plus and without limit on Pro.
Snooze, Send Later and reminders: Snooze a message, set it aside, schedule a send or get a follow-up reminder. These scheduling tools are in the free plan.
Team collaboration: Share a thread with teammates, discuss it in private comments and write drafts together in real time. Shared inboxes for addresses such as support@ need Pro.
Calendar and AI meeting notes: A built-in calendar can add Zoom, GoTo or Microsoft Teams call links. AI meeting notes are capped at 5 in total on Free and 40 a month on Plus, and unlimited on Pro.

Missive

Starter$14
per user / month, billed yearly ($18 billed monthly)
Up to 5 users. Email, SMS and social accounts, team spaces and inboxes, conversations and tasks. No rules or integrations.
Productive$24
per user / month, billed yearly ($30 billed monthly)
Up to 50 users. Adds integrations, rules and automations, the AI assistant, basic analytics, and API and MCP access.
Business$36
per user / month, billed yearly ($45 billed monthly)
Unlimited users. Adds SAML single sign-on, IP restriction, advanced analytics and personalized team onboarding.

Spark Mail

Free$0
Unlimited accounts, Smart Inbox, unified inbox, snooze, send later, reminders, calendar and 5 lifetime AI meeting notes.
Plus$8.25
per user / month, billed annually ($99); $10 billed monthly
Adds Gatekeeper, Priority, Spark +AI, the AI Assistant with 1 year of history, 40 AI meeting notes a month, integrations and team collaboration.
Pro$16.58
per user / month, billed annually ($199); $20 billed monthly
Everything in Plus, plus shared inboxes, read statuses, unlimited AI meeting notes, HubSpot integration and Spark CLI triage access.
EnterpriseCustom
Everything in Pro, plus security and controls, a dedicated success manager and 1:1 productivity coaching.

Missive

Annual discount
20% off with yearly billing
Billed yearly, Starter is $14 per user a month instead of $18, Productive $24 instead of $30 and Business $36 instead of $45. Missive states the yearly saving as 20%.

Spark Mail

Annual discount
Save 17% with annual billing
The pricing page shows Plus at $99 a year instead of $120 and Pro at $199 a year instead of $240 when billed annually, a 17% saving over paying monthly.