SpecStory vs Eraser.io: Which Should You Choose in 2026?
Choosing between SpecStory and Eraser.io comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
SpecStory
Capture AI chats and development context to ship smarter, faster, and with perfect alignment.
Best for you if:
- • You need documentation features specifically
- • Captures and centralizes all AI chat and development decisions.
- • Provides searchable history and context for individual and team development.
Eraser.io
AI co-pilot for technical design and documentation, generating accurate, consistent designs faster.
Best for you if:
- • You want the higher-rated option (9.0/10 vs 0.0/10)
- • You need diagramming features specifically
- • AI-powered tool for generating and managing technical diagrams quickly and consistently.
- • Supports diagram-as-code, GitHub integration, and automated updates from Git repositories.
| At a Glance |  SpecStory |  Eraser.io |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | Documentation | Diagramming |
Rating | —/100 | 90/100 |
| Feature | SpecStory | Eraser.io |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | — | 90 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | DocumentationAI Coding | DiagrammingDocumentation |
How SpecStory and Eraser.io Compare
SpecStory
Capture AI chats and development context to ship smarter, faster, and with perfect alignment.
Free tier available
Eraser.io
AI co-pilot for technical design and documentation, generating accurate, consistent designs faster.
Free tier available · 90/100 score
SpecStory is a documentation tool. Eraser.io is in diagramming.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: SpecStory
Want the highest-rated option?
Eraser.io scores 90/100. SpecStory is unrated.
Go with: Eraser.io
Value user reviews?
Neither has user reviews yet.
Go with: Eraser.io
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
SpecStory is a documentation tool. Eraser.io is in diagramming. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
Eraser.io
- Higher score: 90/100 vs unrated
- Free tier available
- Our pick for this comparison
SpecStory
- Better fit for documentation
The Bottom Line
Eraser.io (90/100) is our pick.
Frequently Asked Questions
Is SpecStory or Eraser.io better?
Eraser.io scores 90/100 in our evaluation. Both are freemium.
What are SpecStory and Eraser.io used for?
SpecStory: Capture AI chats and development context to ship smarter, faster, and with perfect alignment.. Eraser.io: AI co-pilot for technical design and documentation, generating accurate, consistent designs faster..
What does SpecStory cost vs Eraser.io?
SpecStory is freemium (free tier + paid plans). Eraser.io is freemium (free tier + paid plans). Visit their websites for detailed pricing.