Calculator inputs are processed in your browser. LabBench does not use accounts, upload files, store calculator inputs in a database or set application cookies.
Sharing a setup
Copy setup link adds your inputs to the page URL. Anyone with that URL can read them. URLs may also appear in browser history and hosting request logs. Do not enter confidential information. Reset removes the current query parameters.
Hosting and analytics
Your hosting provider receives ordinary web requests, which may include IP address, browser information and the URL requested. Cloudflare Web Analytics is enabled for aggregate audience and browser performance measurement. Its beacon sends page and performance information to Cloudflare; it does not use application cookies or track visitors across sites. Calculator input changes are not sent as custom events. Shared URLs can contain inputs, so avoid confidential values. See Cloudflare Web Analytics documentation for provider details. No advertising code is included.
External links
Reference links take you to other sites governed by their own privacy policies. LabBench currently has no affiliate tracking links or advertisements.
Updated October 19, 2026.