SaneBox vs Shortwave
The Winner
SaneBox
Wins for overall value, user satisfaction, and Professionals drowning in email overload.
Quick Comparison
Feature Breakdown
SaneBox Key Features
- AI email prioritization
- SaneBlackHole (one-click unsubscribe)
- SaneLater for low-priority emails
- SaneNoReplies follow-up reminders
- Do Not Disturb mode
- Digest summaries
- Works with any email client
- SaneAttachments cloud storage
Shortwave Key Features
- Ghostwriter AI learns your personal writing voice from sent emails
- One-click AI replies that match your tone and style
- Intelligent email bundling groups related messages automatically
- AI-powered search across entire email history
- Tasklet automation platform connects inbox to Slack, Notion, Asana, HubSpot
- Team features: channels, mentions, typing indicators, presence
SaneBox
- Works with any email client
- Genuinely learns your behavior
- SaneBlackHole is brilliant
- Zero-effort setup
- No free plan
- Limited accounts on lower tiers
- No collaborative features
Shortwave
- Ghostwriter learns your voice
- Free tier available
- Intelligent email bundling
- Tasklet automation platform
- Gmail and Google Workspace only
- Limited review track record
- No built-in calendar
SaneBox Overview
SaneBox filters your inbox using AI that learns your priorities - no app switching required. Works with any email client. With affordable tiered plans, it delivers measurable time savings for anyone processing 50+ emails daily. Highly rated across multiple review platforms.
Best For:
- Professionals drowning in email overload
- Freelancers juggling multiple client inboxes
- Small business owners managing high email volume
- Executives who want inbox triage without switching clients
- Remote workers needing distraction-free email focus
Shortwave Overview
Shortwave replaces your Gmail client with AI-powered email management. Ghostwriter AI writes replies in your voice, smart bundling organizes your inbox, and Tasklets automate workflows across Slack, Notion, and HubSpot. Starts free with affordable paid upgrades.
Best For:
- AI-powered inbox management for Gmail
- Professionals wanting to achieve Inbox Zero faster
- Teams needing Slack-like collaboration features in email
- Users who want AI to learn their writing voice for replies
- Power users managing multiple email accounts
- Privacy-conscious users (built by ex-Google engineers)
The Verdict
SaneBox is our top pick for most users, thanks to its higher user ratings.