Grammarly
Intercom
| Feature | ||
|---|---|---|
| Pricing | Free / from $12/mo | From $39/mo |
| Free Plan | ✓ Yes | ✗ No |
| Rating | 4.5 / 5 | 4.4 / 5 |
| Best For | writers, students, professionals, non-native-speakers | saas-companies, startups, product-led-growth, tech-companies |
| Founded | 2009 | 2011 |
| Grammar | ✓ | ✗ |
| Spelling | ✓ | ✗ |
| Tone | ✓ | ✗ |
| Clarity | ✓ | ✗ |
| Plagiarism | ✓ | ✗ |
| Browser Extension | ✓ | ✗ |
| Ai Agent | ✗ | ✓ |
| Messenger | ✗ | ✓ |
| Inbox | ✗ | ✓ |
| Help Center | ✗ | ✓ |
| Product Tours | ✗ | ✓ |
| Outbound Messages | ✗ | ✓ |
| Workflows | ✗ | ✓ |
✓ Grammarly Pros
- Works everywhere
- Clear suggestions
- Tone detection
- Plagiarism checker
✗ Grammarly Cons
- Premium is pricey
- Can over-correct
- Privacy concerns
✓ Intercom Pros
- Fin AI Agent resolves issues autonomously
- Beautiful messenger widget
- Powerful product tours and onboarding
- Unified inbox across all channels
✗ Intercom Cons
- Very expensive for growing teams
- Per-resolution pricing for AI can add up
- Complex pricing structure
The Verdict
Grammarly is built for writers and students, with a focus on grammar and spelling. Intercom targets saas companies and startups and leads with ai-agent and messenger.
On pricing, Grammarly is the clear winner for budget-conscious users — starting at $12/mo compared to $39/mo for Intercom. That $27/mo difference adds up quickly for growing teams.
Grammarly has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Intercom requires a paid subscription from day one.
Feature-wise, Intercom offers broader built-in capabilities (7 features vs 6), while Grammarly takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.