§ FREE TOOLS · NO ACCOUNTS · AMAZON AFFILIATE

Free
tools.

Calculators and checklists we built for ourselves. Free to use, no login, no email required.
DOCTOOLS.INDEX
COUNT03 · MORE COMING
UPDATEDAPR 2026
LICENSEFREE
Most Used
TOOL 01

The werkzeug-finder finder.

Four questions. We recommend from 200+ tools we've personally tested — matched to your project, skill, budget, and timeline. Amazon affiliate links; price you pay is the same.
· 4 questions· 2 min· no email
Launch tool →
01
 New
TOOL 02

The kostenrechner calculator.

Pick a project, see the material breakdown and recommended tools. Export as a plain-text shopping list.
· material DB· plywood · pine · mdf· tax-aware
Launch tool →
02
TOOL 03

The ki ideen-generator generator.

Tell us your space, skill level, budget, and interests. We generate personalized DIY project ideas for your weekend.
· AI-powered· photo optional· personalized
Launch tool →
03
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