Alternatives · Whiteboards
Eraser alternatives
Eraser compared with 6 alternatives: Lucidchart, draw.io, Mermaid, Excalidraw, Whimsical and 1 more.
Eraser has a free plan. Paid plans start at $15 per member / month, billed annually. All 6 alternatives are free or have a free plan.
6 tools · Listings checked up to Oct 6, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| EraserThis tool | Free plan · from $15/mo | Yes | Web |
| Lucidchart | Free plan · from $9/mo | Yes | Web, iOS, Android |
| draw.io | Free | Free | Web, macOS, Windows, Linux |
| Mermaid | Free plan · from $10/mo | Yes | Web |
| Excalidraw | Free plan · from $6/mo | Yes | Web |
| Whimsical | Free plan · from $10/mo | Yes | Web, macOS, Windows, Linux |
| Napkin AI | Free plan · from $9/mo | Yes | Web |
How each one differs from Eraser
- Free plan · from $9/mo
Lucidchart
Browser-based diagramming for flowcharts, org charts and systems
- Lucidchart starts at $9 per month, billed annually. Eraser starts at $15 per member / month, billed annually.
- Only Lucidchart lists iOS and Android apps.
- Lucidchart also covers templates and mind mapping.
- Eraser also covers Markdown and documents.
Suits: Documenting processes as flowcharts and process maps
- Free
draw.io
Free diagram editor that saves files to storage you choose
- draw.io is free. Eraser starts at $15 per member / month, billed annually.
- Only draw.io lists macOS, Windows and Linux apps.
- draw.io is open source and self-hostable, according to its own site.
- draw.io also covers templates.
- Eraser also covers Markdown and documents.
Suits: UML, ERD, network and flowchart diagrams at no cost
- Free plan · from $10/mo
Mermaid
Text-based diagramming platform with AI and a visual editor
- Mermaid starts at $10 per user / month, billed annually ($120 a year). Eraser starts at $15 per member / month, billed annually.
- Mermaid also covers presentations.
- Eraser also covers Markdown and documents.
Suits: Developers who already write Mermaid syntax in docs or Markdown
- Free plan · from $6/mo
Excalidraw
Open-source whiteboard for hand-drawn style sketches and diagrams
- Excalidraw starts at $6 per user / month, billed annually. Eraser starts at $15 per member / month, billed annually.
- Excalidraw is open source, self-hostable and end-to-end encrypted, according to its own site.
- Excalidraw also covers whiteboard.
- Eraser also covers Markdown and documents.
Suits: Quick architecture sketches, wireframes and diagrams
- Free plan · from $10/mo
Whimsical
Whiteboard for flowcharts, wireframes, mind maps and docs
- Whimsical starts at $10 per editor / month, billed annually ($120 a year). Eraser starts at $15 per member / month, billed annually.
- Only Whimsical lists macOS, Windows and Linux apps.
- Whimsical also covers whiteboard, templates and mind mapping.
- Eraser also covers Markdown.
Suits: Product teams sketching flows, wireframes and specs in one place
- Free plan · from $9/mo
Napkin AI
Turns written text into editable diagrams and infographics
- Napkin AI starts at $9 per person / month, billed yearly. Eraser starts at $15 per member / month, billed annually.
- Napkin AI also covers mind mapping and presentations.
- Eraser also covers Markdown and documents.
Suits: Turning written documents into diagrams for slides and reports
Limits worth knowing in Eraser
- The Free plan stops at 3 files and 3 AI diagrams, keeps 7 days of version history and has no private files.
- AI use beyond a plan's monthly credits costs $60 per 100 credits, and only on paid plans with usage-based pricing switched on.
- API calls are billed by usage on top of a paid plan: $80 per 100 prompt-to-diagram calls and $20 per 100 code-to-diagram calls.
- The vendor's site lists no desktop or mobile app; Eraser runs in a browser, and SAML SSO needs the Business plan.
Common questions
What are the alternatives to Eraser?
The alternatives to Eraser in this directory are Lucidchart, draw.io, Mermaid, Excalidraw, Whimsical and Napkin AI. Each one has a side-by-side comparison with Eraser.
Is there a free alternative to Eraser?
Yes. draw.io is free to use. Lucidchart, Mermaid, Excalidraw, Whimsical and Napkin AI have a free plan alongside paid ones.
Which Eraser alternatives work on Windows?
The Eraser listing does not include a Windows app. draw.io and Whimsical list one.
Which Eraser alternatives work on macOS?
The Eraser listing does not include a macOS app. draw.io and Whimsical list one.
Is there an open-source alternative to Eraser?
draw.io and Excalidraw are described as open source on their own sites.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 6, 2026. Vendors change prices without notice, so confirm on their site before you buy.