Side by side
Constella vs Keepi
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Forget files and folders, not your thoughts.
Capture and instantly retrieve your knowledge effortlessly.
Primary task
Knowledge
Knowledge
Pricing
Free Trial · Trial; then from $5.99/mo
Unknown
Pricing details
Free + from $5.99/mo
Not documented — check the provider
Billing cycle
Monthly
Not documented
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Not documented
WhatsApp
Source rating
4.7 / 5 · 7 ratings
5.0 / 5 · 1 ratings
Catalog views
41k
2.9k
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
- Personal knowledge assistant
- Effortless knowledge capture
- Mobile and office usage
- WhatsApp Integration
- Social media support
Listed limitations
- Limited customizability
- No multi-users/shared canvas capability
- Weak offline support
- No folder-based organization
- Inflexible exporting formats
- No offline usage
- Potential privacy concerns
- Dependent on user inputs
- Limited content organization options
- No automated backup feature