Limnu vs Whimsical
Limnu
limnu.comWhimsical
whimsical.comSide by side
| Figure | Limnu | Whimsical |
|---|---|---|
| Price from | $5/mo | $10/mo |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | — | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | — |
| Plans published | 5 | 3 |
| Spec score · Online whiteboards | 9.2 (#7) | 8.0 (#28) |
| Spec score · Online Whiteboard Tools | 9.0 (#9) | 7.9 (#30) |
| Headquarters | San Mateo, California, United States | Denver, Colorado, USA |
| Integrations | A Slack integration can create a shared Limnu board from a Slack slash command. | Listed integrations include ChatGPT, Claude Code, Claude Chat, Codex, Cursor, Grok, GitHub, Linear, Notion, Whimsical MCP, Obsidian, Google Docs, Slack, and Jira. |
| Product | Limnu is an online whiteboard for sketching, sharing, brainstorming, and real-time collaboration. | Whimsical describes itself as a whiteboard for product builders, for documenting implementation with diagrams, shaping UI with wireframes, and collaborating with teammates and AI. |
| Security controls | Team plans let administrators control board sharing, restrict sharing to the organization, and manage who can access, share, or invite. | Its security page describes TLS 1.2 or higher encryption in transit, AES-256 encryption at rest, 24/7 alert monitoring, and annual third-party penetration testing; the page says it was last reviewed June 26, 2023. |
| Support | Limnu offers email support at [email protected] and a support form. | Whimsical directs users to its Learn site or support team and lists priority support and a dedicated success manager among plan comparison features. |
Plans
Limnu
- FreeFree
- Pro$5 a month
- Team$8 a month
- APIPriced on request
- EnterprisePriced on request
In their own words
Whimsical
Whimsical is a collaborative whiteboard for product builders, with tools for diagrams, wireframes, flowcharts, mind maps, and planning on an infinite canvas. Whimsical AI can generate flowcharts, mind maps, and editable wireframes from prompts. Teams can edit together in real time and use comments, templates, and version history. Integrations include ChatGPT, Claude Code, Claude Chat, Codex, Cursor, GitHub, Linear, Notion, Slack, Jira, and others; boards can also be embedded in apps including Asana, Canva, Confluence, and Trello. Desktop apps are available for macOS, Windows, and Linux, alongside the web version. The Free plan allows 50 board objects and 50 document blocks per month, with watermarked exports and seven-day version history. Pro is listed at $10 a month with annual billing, and Business at $20 a month with annual billing. Pro provides unlimited board objects and document blocks, no export watermark, and 90-day history; Business adds private teams, SAML SSO, SCIM, additional security controls, and unlimited version history. File limits vary by plan, from 5 MB per file on Free to 10 GB on Business.