Superhuman vs Shortwave
A detailed side-by-side comparison to help you choose the right AI email management agent for your needs.
Best for power users and speed
Superhuman
Superhuman transforms email into a blazing-fast, keyboard-first experience designed for professionals processing high email volumes. Instant Reply shows three AI-generated draft responses for every me...
AI Models
Proprietary AI models
Key Features
- Instant Reply with 3 AI-generated draft responses per message
- Split Inbox: Important, Other, Team, VIP, Calendar, News, custom
- Snippets (⌘+;) for reusable responses
- Read receipts showing when emails are opened
- 'If no reply' automatic follow-up reminders
Pricing
Individual — $30/month
Pros
- Instant Reply genuinely accelerates routine responses
- Keyboard-first design enables remarkable speed
- Read receipts valuable for time-sensitive communication
Cons
- $30/month premium pricing vs free alternatives
- Gmail/Outlook only, no other email providers
Best for team collaboration and AI summaries
Shortwave
Shortwave reimagines email as a collaborative workspace with Ghostwriter that learns your unique writing voice and style to generate contextual responses. AI Summaries appear at thread tops, condensin...
AI Models
GPT-4Proprietary models
Key Features
- Ghostwriter learns your writing voice for contextual responses
- AI Summaries at thread tops condense conversations
- Smart Bundles group related emails, 45% faster inbox zero
- Tasklet automation: Slack, Calendar, Notion, Asana, HubSpot via plain English
- Built-in calendar with AI scheduling and conflict checking
Pricing
Free — $0
Personal — $8.50/month
Business — $18-24/user/month
Pros
- AI Summaries save time on long threads
- Tasklet automation genuinely connects email to workflows
- Smart Bundles accelerate batch processing
Cons
- Gmail-only currently, no Outlook support
- Free tier AI usage limits