Superhuman
Depends
Confidence: Medium
Buy if email is your core job and $30/user/month genuinely converts into saved hours; users credit its speed.
Comparison
Superhuman vs Mailman
Superhuman and Mailman both land on Depends.
Mailman
Depends
Confidence: Low
Public evidence is thin, but for an interruption-weary individual Gmail user the 21-day free trial makes this a cheap, easy test.
| Compare | Superhuman | Mailman |
|---|---|---|
| Verdict | Depends | Depends |
| Best for | Executives and founders living in email | Gmail power users drowning in interruptions |
| Who it's not for | Small teams watching budget . $30/user/month compounds fast | Outlook or Microsoft 365 shops . compatibility unproven |
| Privacy | Bug bounty (HackerOne) and DLP available, but researchers reported AI email exfiltration via prompt injection in Jan 2026.⁴ | No known public vulnerabilities found in the sources reviewed.15 |
| Support quality | No evidence in sources | No support evidence in sources |
| Public sentiment | Users consistently praise Superhuman's speed and design but repeatedly debate whether $30/month is actually worth it.¹ | Reddit users share Mailman positively as a Gmail batching plugin, but systematic review coverage is essentially absent. |
| Biggest gotcha | Starter plan runs $30/month; no free tier found in sources⁶ | Trial converts to paid; no free-forever plan advertised13 |
Pick Superhuman when
- Executives and founders living in email
- VC/BD-heavy emailers
- Teams wanting Mail, Docs, and AI bundled
- Keyboard-driven power users
When Superhuman is not a fit
- Small teams watching budget . $30/user/month compounds fast
- Anyone wanting a free or simple email setup
- Outlook/Exchange-centric enterprises with deep compliance needs
- Privacy-strict orgs until AI data handling is vetted
Pick Mailman when
- Gmail power users drowning in interruptions
- Solo founders and small teams
- Deep-work and inbox-zero devotees
When Mailman is not a fit
- Outlook or Microsoft 365 shops . compatibility unproven
- Teams needing shared inboxes or admin controls
- Buyers wanting a proven track record . reviews are near-empty
- Anyone expecting a permanent free tier
Sources
review
review
- Superhuman Review: Is $30/Month Worth It?salesrobot.coreview
- Superhuman AI Exfiltrates Emails . PromptArmorpromptarmor.comsecurity
- Superhuman Bug Bounty . HackerOnehackerone.comsecurity
- Pricing Plans . Superhuman Helphelp.superhuman.comofficial
- Superhuman Mail . superhuman.comsuperhuman.comofficial
- Grammarly acquires Superhuman . Reutersreuters.comnews
- Superhuman's email surveillance . Mediummedium.comnews
- Migrating from Superhuman . Shortwaveshortwave.comofficial
- Superhuman . Crunchbasecrunchbase.comnews
- Mailman homepage . 21-day free trial, inbox zeromailmanhq.comofficial
- Mailman pricing pagemailmanhq.comofficial
- Mailman vulnerability disclosure policymailmanhq.comofficial
- Mailman security page (404)mailmanhq.comofficial
- Mailman as SaneBox alternativemailmanhq.comofficial