SaneBox vs Shortwave
A detailed side-by-side comparison to help you choose the right AI email management agent for your needs.
Best for privacy-focused intelligent sorting
SaneBox
SaneBox uses machine learning to analyze email patterns and automatically sort messages without reading email content—only headers are processed, ensuring maximum privacy. SaneLater holds non-urgent e...
AI Models
Machine learning on email headers only
Key Features
- ML analyzes habits to auto-sort without reading content
- SaneLater for non-urgent emails, SaneBlackHole for permanent blocking
- Snooze with custom timeframes for follow-ups
- SaneReminders for 'if no reply' alerts
- Only reads headers for maximum privacy
Pricing
Snack — $7/month
Lunch — $12/month
Dinner — $36/month
Pros
- Privacy-first approach reads headers only, not content
- Works with any email provider via IMAP
- SaneBlackHole one-click blocking is effective
Cons
- Learning period required for accurate sorting
- Folder limits on lower tiers restrict advanced organization
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