What else does Whimsical use?

Cloudflare, Google Workspace, Plausible, Anthropic and Customer.io, among 19 vendors we hold evidence for.

Which other companies use Amazon Web Services?

10Web, 123-Works: Your World, 15Five, 17hats and 17hats University, among 5,526 companies with public evidence.

Companies / Whimsical / Amazon Web Services

Yes. We hold strong evidence for this. Evidence: Subprocessor list.

Yes

We hold strong evidence for this.

The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.

Subprocessor listProcesses data for the company12 Nov 2026Source

Whimsical provides an online whiteboard with tools for diagrams, wireframes, flowcharts, mind maps, and docs. It serves product builders and teams.

Summarized from its homepage on 5 Nov 2026.

Whimsical has evidence for 19 vendors. The strongest:

See Whimsical's full stack with a source for every vendor, and ask the same question about any company from the API, Claude or your browser.