Grammarly Desktop vs Superhuman — Which One Wins?
A detailed, side-by-side comparison of Grammarly Desktop and Superhuman to help you pick the right tool for your workflow.
Quick Verdict
Superhuman takes the lead with a 4.7 rating and is best for executives and power users processing 100+ emails/day. Grammarly Desktop (4.5) is the better pick if you need professionals who write across many apps beyond the browser.
Side-by-Side Comparison
| Criteria | Grammarly Desktop | Superhuman |
|---|---|---|
| Rating | ★★★★★ 4.5(195) | ★★★★★ 4.7(175) |
| Pricing Model | freemium | subscription |
| Starter Price | $12/mo (Premium) | $25/mo |
| Free Tier | Yes | Yes |
| Platforms | Mac, Windows | Web, Mac, Windows, iOS, Android |
| Learning Curve | Easy | Medium |
| API Available | Yes | No |
| Best For | Professionals who write across many apps beyond the browser | Executives and power users processing 100+ emails/day |
| Verdict | Best System-Wide Writing AI | Fastest Email Client |
Feature Checklist
| Feature | Grammarly Desktop | Superhuman |
|---|---|---|
| System-Wide Grammar | — | |
| Tone Detection | — | |
| AI Writing | — | |
| Style Guide | — | |
| Brand Tones | — | |
| AI Triage | — | |
| Split Inbox | — | |
| Read Receipts | — | |
| Snippets | — | |
| Keyboard Shortcuts | — |
Grammarly Desktop
Pros
- ✓Works in every app
- ✓AI writing is improving rapidly
- ✓Brand voice for teams
Cons
- ✕Premium required for best features
- ✕Can be intrusive with suggestions
- ✕Privacy concerns with text processing
Superhuman
Pros
- ✓Blazingly fast
- ✓AI triage saves hours
- ✓Keyboard shortcuts are addictive
Cons
- ✕$25/mo is steep for email
- ✕Takes time to learn shortcuts
- ✕Some features feel like premium Gmail
The Bottom Line
Both Grammarly Desktop and Superhuman are solid tools in the Other space. Superhuman edges ahead with a stronger overall rating (4.7 vs 4.5) and is the better choice for executives and power users processing 100+ emails/day. However, if you prioritize professionals who write across many apps beyond the browser, Grammarly Desktop is worth serious consideration. We recommend trying the free tier or trial of each before committing.