Spark Email

Overview

Spark Mail is a cross-platform email client that combines smart inbox organization with AI-powered writing tools. It automatically categorizes emails into Personal, Notifications, and Newsletters, while its AI assistant helps you draft replies, summarize threads, and translate messages. Available on iOS, Android, macOS, and Windows, Spark supports Gmail, Outlook, iCloud, Yahoo, and IMAP accounts in a unified inbox. Teams benefit from shared inboxes, real-time draft collaboration, and internal commenting.

Key Features

Smart Inbox: Automatically sorts emails into Personal, Notifications, and Newsletters so messages from real people always surface first.
AI Assistant (Spark +AI): Generate complete email drafts from simple prompts like "schedule a follow-up meeting" in seconds.
My Writing Style: AI learns your tone, greetings, and vocabulary from sent emails so drafts sound like you wrote them.
AI Summary: Instantly summarize long email threads into short takeaways or action points.
Gatekeeper: Approve or block new senders with one tap to keep your inbox free from unwanted messages.
Team Collaboration: Share inboxes, co-edit drafts in real-time, leave private comments, and delegate emails to teammates.
Send Later & Snooze: Schedule emails for optimal delivery times and snooze messages to resurface when you need them.
Cross-Platform Sync: Native apps for iOS, Android, macOS, and Windows with full feature parity across devices.

Pros

Affordable AI Email: At $8.25/month annually, it delivers most premium email features at a fraction of competitors like Superhuman.
Multi-Account Management: Handles Gmail, Outlook, iCloud, Yahoo, and IMAP accounts in one unified inbox without friction.
Smart Categorization: Inbox sorting works well out of the box, reducing time spent manually organizing emails.
Strong Team Features:: Shared inboxes, internal comments, and real-time draft editing make it practical for small teams.
AI That Matches Your Voice: The My Writing Style feature produces drafts that reflect your actual communication patterns.
Generous Free Tier: Basic Smart Inbox, snooze, send later, and smart notifications available at no cost.

Use Cases

Busy professionals managing multiple accounts: If you juggle personal Gmail, work Outlook, and side-project email, Spark unifies everything into one prioritized inbox. You spend less time switching between apps and more time responding to what matters.
Sales teams writing outreach emails: Use AI Compose to draft intro emails, follow-ups, and meeting requests from short prompts. Your team moves faster without sacrificing personalization thanks to the My Writing Style feature.
Managers coordinating via email: Delegate emails to team members, track ownership, and leave private comments on threads without forwarding. Shared inboxes keep everyone aligned without CC chaos.
International teams communicating across languages: The built-in translation feature converts emails between languages while preserving formatting. Reply in your preferred language and translate before sending.
Newsletter-heavy readers: AI Summary distills marketing emails and newsletters into key takeaways so you stay informed on competitors and industry news without reading every word.

Frequently Asked Questions

Is Spark Email free to use?

Yes. Spark offers a free plan that includes Smart Inbox categorization, unified inbox for one email account, smart notifications, snooze, send later, and reminders. AI features and team collaboration require a Premium subscription.

How much does Spark Premium cost?

Free Plan ($0/user): Supports unlimited email accounts. It includes a Smart Inbox, a Unified Inbox, Smart Notifications, Snooze, Send Later, Reminders, and basic email management tools. This option is ideal for individuals seeking a powerful, free email client.
Plus Plan ($8.25/user/month billed annually, or $10 billed monthly): Includes everything in the Free tier, plus Spark AI tools for composing and summarizing, a limited monthly quota for AI Meeting Notes, Priority Email, Gatekeeper, Smart Search, and basic team collaboration features.
Pro Plan ($16.58/user/month billed annually, or $20 billed monthly): Includes everything in the Plus plan, along with unlimited AI Meeting Notes, Read Statuses, advanced team collaboration tools, shared inboxes, CRM integrations like HubSpot, and advanced administrative controls.
Enterprise Plan (Contact sales for custom pricing): Includes everything in the Pro tier, supplemented by advanced security controls, a dedicated account manager, and custom onboarding and training.

What email providers does Spark support?

Spark works with Gmail, Google Workspace, Outlook, Microsoft 365, iCloud, Yahoo, and any IMAP-compatible email provider. You can manage multiple accounts from different providers in a single unified inbox..

How does Spark's AI writing feature work?

Spark +AI uses Azure OpenAI GPT to generate email drafts from simple text prompts. It can also rephrase existing text, adjust tone, expand or shorten messages, and translate emails. The My Writing Style feature analyzes your sent emails to match your personal communication patterns.

Is my email data private with Spark?

Spark encrypts your data via HTTPS and states it does not use your email content or AI requests to train models. Your data is stored on Google Cloud infrastructure and is not shared with third parties. AI features generate drafts but never send emails without your approval.

Can teams collaborate directly in Spark?

Yes. The Teams plan includes shared inboxes, real-time collaborative draft editing, private internal comments on email threads, email delegation with ownership tracking, and deadline setting. It turns email into a lightweight team coordination tool.