Tettra
Zeplin
| Feature | Tettra | Zeplin |
|---|---|---|
| Pricing | Free / from $8.33/mo | Free / from $12/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.2 / 5 |
| Best For | growing-teams, ops-teams, people-teams, customer-success | design-teams, developers, agencies, product-teams |
| Founded | 2016 | 2014 |
| Ai Answers | ✓ | ✗ |
| Slack Bot | ✓ | ✗ |
| Verification Cycle | ✓ | ✗ |
| Page Suggestions | ✓ | ✗ |
| Categories | ✓ | ✗ |
| Analytics | ✓ | ✗ |
| Design Handoff | ✗ | ✓ |
| Style Guide | ✗ | ✓ |
| Components | ✗ | ✓ |
| Code Snippets | ✗ | ✓ |
| Measurements | ✗ | ✓ |
| Version History | ✗ | ✓ |
✓ Tettra Pros
- AI answers questions from your knowledge base
- Slack bot for instant answers
- Content staleness alerts
- Simple editor non-technical teams love
✗ Tettra Cons
- Limited formatting options
- No public-facing documentation
- Smaller feature set than Notion
✓ Zeplin Pros
- Great handoff tool
- Developer-friendly
- Design system support
- Multi-platform
✗ Zeplin Cons
- Figma reducing need
- Limited design editing
- Fewer updates
The Verdict
Tettra is built for growing teams and ops teams, with a focus on ai-answers and slack-bot. Zeplin targets design teams and developers and leads with design-handoff and style-guide.
Pricing is close: Tettra starts at $8.33/mo versus $12/mo for Zeplin — not a deciding factor on its own.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
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.