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Yellow Lab Tools pricing

Yellow Lab Tools is free to use.

FreeChecked Oct 23, 2026 against yellowlab.tools

Plans and prices

Starts at
Free
Free plan
Entirely free: the public website, the API, the command-line tool and the self-hosted server, with donations through GitHub or Ko-fi.
Free trial
None listed
Free$0The public instance at yellowlab.tools, its REST API, the npm command-line tool and the open-source server.

Read from yellowlab.tools on Oct 23, 2026. Prices change, so confirm with Yellow Lab Tools before you buy.

How Yellow Lab Tools's price compares

ToolStarts atFree plan
Yellow Lab ToolsFreeYes
WebPageTest$180 per year for 1,000 test runs a month ($18.75 billed monthly)YesCompare
GTmetrix$4.99 per month, billed yearly ($5.99 billed monthly)YesCompare
PageSpeed InsightsFreeYesCompare
sitespeed.ioFreeYesCompare
LighthouseFreeYesCompare

Each price is the vendor’s own, with its billing basis as stated. Check dates are on each tool’s page.

Yellow Lab Tools pricing questions

Is Yellow Lab Tools free?

Yes. Yellow Lab Tools is free to use. Entirely free: the public website, the API, the command-line tool and the self-hosted server, with donations through GitHub or Ko-fi.

How much does Yellow Lab Tools cost?

Yellow Lab Tools lists one plan. Free: $0. Prices were read from yellowlab.tools on Oct 23, 2026.

When were Yellow Lab Tools's prices last checked?

On Oct 23, 2026, against yellowlab.tools. Vendors change prices without notice, so confirm on their site before you buy.

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