Eraser
Slite
| Feature | Eraser | Slite |
|---|---|---|
| Pricing | Free / from $10/mo | Free / from $8/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.5 / 5 | 4.3 / 5 |
| Best For | engineering-teams, solution-architects, technical-documentation, system-design | remote-teams, startups, ops-teams, distributed-teams |
| Founded | 2022 | 2017 |
| Diagrams As Code | ✓ | ✗ |
| Ai Diagrams | ✓ | ✗ |
| Whiteboarding | ✓ | ✗ |
| Documentation | ✓ | ✗ |
| Version History | ✓ | ✗ |
| Templates | ✓ | ✓ |
| Collaboration | ✓ | ✗ |
| Ai Assistant | ✗ | ✓ |
| Doc Editor | ✗ | ✓ |
| Collections | ✗ | ✓ |
| Ask Feature | ✗ | ✓ |
| Integrations | ✗ | ✓ |
✓ Eraser Pros
- AI-generated diagrams from text descriptions
- Code-first diagrams with version control
- Combines docs and diagrams in one canvas
- Purpose-built for technical architecture docs
✗ Eraser Cons
- Limited general-purpose whiteboarding features
- Smaller template library than Miro/Lucidchart
- Not suited for non-technical teams
✓ Slite Pros
- AI that actually reads and answers from your docs
- Clean distraction-free editor
- Good for async-first teams
- Templates for common documentation needs
✗ Slite Cons
- Limited customization of structure
- No public documentation hosting
- Fewer integrations than Notion
The Verdict
Eraser is built for engineering teams and solution architects, with a focus on diagrams-as-code and ai-diagrams. Slite targets remote teams and startups and leads with ai-assistant and doc-editor.
Pricing is close: Slite starts at $8/mo versus $10/mo for Eraser — 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, Eraser offers broader built-in capabilities (7 features vs 6), while Slite 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.