tldraw vs Diagrams.net: Which Should You Choose in 2026?
Choosing between tldraw and Diagrams.net 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 May 6, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
tldraw
Infinite canvas whiteboard
Best for you if:
- 0
- • Free and open-source collaborative whiteboard.
- • Designed for quick drawing, diagramming, and ideation.
Diagrams.net
Security-first diagramming
Best for you if:
- 0
- • Free, open-source diagramming tool for flowcharts, UML, ERD, network diagrams, and more
- • No login required — works in browser or as a desktop app with flexible storage options
| At a Glance |  tldraw |  Diagrams.net |
|---|---|---|
Price | Free | Free |
Best For | UI/UX Design | UI/UX Design |
Rating | — | — |
| Feature | tldraw | Diagrams.net |
|---|---|---|
| Pricing Model | Free | Free |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 160 |
| Categories | UI/UX DesignWhiteboard | UI/UX DesignWhiteboard |
How tldraw and Diagrams.net Compare
tldraw
Infinite canvas whiteboard
Free
Diagrams.net
Security-first diagramming
Free
Who Should Use What?
On a budget?
Both are free. Compare plans on their websites.
Go with: tldraw
Want the highest-rated option?
Neither has user reviews yet.
Go with: tldraw
Value user reviews?
Neither has user reviews yet.
Go with: Diagrams.net
3 Questions to Help You Decide
What's your budget?
Both are free. Pricing won't help you decide here.
What's your use case?
Both are ui/ux design tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Diagrams.net
- 0
- More community upvotes (160)
- Completely free
- Our pick for this comparison
tldraw
The Bottom Line
Diagrams.net is our pick.
Frequently Asked Questions
Is tldraw or Diagrams.net better?
Diagrams.net is rated high in our evaluation. Both are free.
What are tldraw and Diagrams.net used for?
tldraw: Infinite canvas whiteboard. Diagrams.net: Security-first diagramming.
What does tldraw cost vs Diagrams.net?
tldraw is completely free. Diagrams.net is completely free. Visit their websites for detailed pricing.