AI Tool Comparison
Comparing as AI Email & Inbox ManagementSpark Mail vs Shortwave

Spark Mail
VS

Shortwave
Verdict by Category
Detailed Comparison
Feature
Spark Mail
Shortwave
Pricing
FreemiumSpark Mail is freemium. The Free plan costs $0 and includes the Smart Inbox, unlimited email accounts, smart notifications, essential email productivity and a calendar. Subscribing in the app includes a seven-day free trial of Plus and Pro.
The Plus plan is $10/month or $120/year (about $8.25/month billed annually) per user, adding advanced email productivity, Spark +AI, the AI Assistant, 40 AI meeting notes per month, essential team collaboration, custom templates and productivity integrations. The Pro plan is $20/month or $240/year (about $16.58/month billed annually) per user and adds unlimited AI meeting notes, read statuses, advanced team collaboration, HubSpot integration and Spark CLI triage access; Autopilot and Auto-Drafts are listed as coming soon.
Enterprise pricing is custom and adds security and controls, a dedicated success manager and 1:1 productivity coaching. Separate team pricing is published at sparkmailapp.com/pricing-teams.
FreemiumBusiness: $24 per seat/month, billed annually. Premier: $36 per seat/month, billed annually. Max: $100 per seat/month, billed annually. A free trial is available. Offers a free plan with standard search history and limited AI usage.
Categories
AI Productivity ToolsAI Personal Assistant Tools
AI Productivity ToolsAI Writing Assistant ToolsAI Business & Finance Tools
Summary
Smart AI email client for priority inboxes, summaries and real-time team collaboration
Automate your email with AI
Spark Mail Pros & Cons
Pros
- Polished Smart Inbox that cuts clutter and highlights priority email
- Generous free plan with unlimited accounts
- Best-in-class team features such as shared drafts and comments
- Available on iOS, Mac, Android and Windows with sync
- AI summaries, writing help and translation built in
- Backed by Readdle, with 21 million+ users and strong app store ratings
Cons
- AI Assistant and advanced features require the paid Plus plan
- Pro pricing of $20/user/month is higher than some competitors
- Autopilot and Auto-Drafts are still listed as coming soon
- Requires cloud syncing through Spark's servers, which some privacy-focused users dislike
- No true end-to-end encryption like dedicated privacy clients
Shortwave Pros & Cons
Pros
- Saves time by automating email tasks
- Enhances team collaboration through shared threads and comments
- Improves inbox organization with AI-powered filters and bundles
- Integrates with other productivity tools for seamless workflows
- Offers a free plan for basic use
Cons
- Advanced features require a paid subscription
- Relies on Gmail or Google Workspace accounts
- May require a learning curve to fully utilize all AI features
- Accuracy of AI summaries and suggestions may vary
- Limited customization options compared to traditional email clients