Mailbird
Superhuman
| Feature | Mailbird | Superhuman |
|---|---|---|
| Pricing | From $49.5/mo | From $25/mo |
| Free Plan | ✗ No | ✗ No |
| Rating | 4.1 / 5 | 4.6 / 5 |
| Best For | windows-users, professionals, multi-account-users, freelancers | executives, sales-professionals, founders, high-volume-emailers |
| Founded | 2012 | 2014 |
| Unified Inbox | ✓ | ✗ |
| App Integrations | ✓ | ✗ |
| Speed Reader | ✓ | ✗ |
| Snooze | ✓ | ✗ |
| Attachment Search | ✓ | ✗ |
| Custom Layouts | ✓ | ✗ |
| Keyboard Shortcuts | ✗ | ✓ |
| Ai Triage | ✗ | ✓ |
| Read Statuses | ✗ | ✓ |
| Split Inbox | ✗ | ✓ |
| Snippets | ✗ | ✓ |
| Scheduled Send | ✗ | ✓ |
| Undo Send | ✗ | ✓ |
✓ Mailbird Pros
- Clean interface
- Unified inbox
- App integrations
- Speed reader
✗ Mailbird Cons
- Windows only
- No free tier
- Limited features vs competitors
✓ Superhuman Pros
- Fastest email client with sub-100ms interactions
- AI triage auto-prioritizes and summarizes emails
- Split inbox and snippets for efficient workflows
- Read statuses show when emails are opened
✗ Superhuman Cons
- Expensive at $25-33/month per user
- No free plan or trial without invite
- Gmail and Outlook only (no other providers)
The Verdict
Mailbird is built for windows users and professionals, with a focus on unified-inbox and app-integrations. Superhuman targets executives and sales professionals and leads with keyboard-shortcuts and ai-triage.
On pricing, Superhuman is the clear winner for budget-conscious users — starting at $25/mo compared to $49.5/mo for Mailbird. That $24.5/mo difference adds up quickly for growing teams.
Neither tool offers a free plan, so factor the subscription cost into your decision from the start.
Superhuman edges out on user ratings (4.6 vs 4.1). While both are well-regarded, that gap reflects real differences in user satisfaction worth considering.
Feature-wise, Superhuman offers broader built-in capabilities (7 features vs 6), while Mailbird takes a more focused approach — which can mean a simpler, faster onboarding experience.
Bottom line: Superhuman has a slight overall edge — but if clean interface matters most to you, Mailbird may still be the right call.