Fibery
Tettra
| Feature | Fibery | Tettra |
|---|---|---|
| Pricing | Free / from $10/mo | Free / from $8.33/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.4 / 5 | 4.3 / 5 |
| Best For | product-teams, startups, agencies, connected-workflows | growing-teams, ops-teams, people-teams, customer-success |
| Founded | 2018 | 2016 |
| Custom Databases | ✓ | ✗ |
| Bi Directional Relations | ✓ | ✗ |
| Documents | ✓ | ✗ |
| Views | ✓ | ✗ |
| Automations | ✓ | ✗ |
| Ai Assistant | ✓ | ✗ |
| Feedback Management | ✓ | ✗ |
| Ai Answers | ✗ | ✓ |
| Slack Bot | ✗ | ✓ |
| Verification Cycle | ✗ | ✓ |
| Page Suggestions | ✗ | ✓ |
| Categories | ✗ | ✓ |
| Analytics | ✗ | ✓ |
✓ Fibery Pros
- Highly flexible with custom entity types and relations
- Combines PM, wiki, and feedback tools in one platform
- Bi-directional relations between any entities
- AI-powered summaries and content generation
✗ Fibery Cons
- Steep learning curve due to extreme flexibility
- Smaller community than Notion or ClickUp
- Mobile app is limited
✓ 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
The Verdict
Fibery is built for product teams and startups, with a focus on custom-databases and bi-directional-relations. Tettra targets growing teams and ops teams and leads with ai-answers and slack-bot.
Pricing is close: Tettra starts at $8.33/mo versus $10/mo for Fibery — 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.
Feature-wise, Fibery offers broader built-in capabilities (7 features vs 6), while Tettra 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.