Side by side
Constella vs Tettra
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Forget files and folders, not your thoughts.
AI-powered knowledge base for instant team answers
Primary task
Knowledge
Knowledge
Pricing
Free Trial · Trial; then from $5.99/mo
Free Trial · Trial; then from $4/mo
Pricing details
Free + from $5.99/mo
Free + from $4/mo
Billing cycle
Monthly
Monthly
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Not documented
Notion, Slack
Source rating
4.7 / 5 · 7 ratings
No rating recorded
Catalog views
41k
933
Estimated monthly traffic
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Catalog imported
30 Aug 2026
30 Aug 2026
Listed strengths
- Visual infinite graph
- No-search note retrieval
- Real-time note surfacing
- Facilitates neurologically-informed thoughts mapping
- Content import/export capability
- Centralizes company information
- Provides instant responses
- Creates internal knowledge base
- Adapts content from Google Docs
- Adapts content from Notion
Listed limitations
- Limited customizability
- No multi-users/shared canvas capability
- Weak offline support
- No folder-based organization
- Inflexible exporting formats
- Limited integration options
- Relies on Slack integration
- Constant content verification needed
- No built-in content creation
- Teams dynamic dependency