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Derek's tools

Run the numbers on your setup.

Free, no-login tools that turn space, budget, and a few questions into a clear answer. Each one does the homework we'd do for you by hand.

★ Most used

The Setup Builder

Tell us your space and budget. Get a full parts list — desk to mousepad — that actually fits together and your budget, with the reasoning shown.

Build my setup →
Build it once, you'll waste
$0/yr
on gear you replace — that's the point
Every tool uses the same public methodology behind our reviews. No data is stored, no login required, and no brand pays to change the answer.
See the methodology →

Free: The $500 vs $2000 Home Office — What Actually Matters

Derek's setup breakdown. No fluff.

Want this in one place? Derek's Guides — instant-download setup guides.Browse the guides →