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Thinking tools and frameworks

Untools is a curated collection of thinking tools and frameworks designed to help people solve complex problems, make better decisions, and understand systems. It breaks down established models like the Eisenhower Matrix, Second-order thinking, and Ishikawa Diagrams into clear guides. The platform is designed for tech leaders, consultants, founders, and anyone needing to structure their thinking.

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What it does

The facts, in its own words

  • Untools provides frameworks for problem solving, decision making, and understanding systems.“Collection of thinking tools and frameworks to help you solve problems, make decisions and understand systems.”, untools.co
  • The toolkit is designed for tech leaders, consultants, and founders.“Complete thinking toolkit for tech leaders, consultants and founders”, untools.co
  • The toolkit includes templates in PDF, Miro, and Notion.“20 templates in PDF, Miro or Notion”, untools.co
  • The paid vault provides lifetime access without subscription fees.“Get lifetime access to over 20 thinking tool templates, exclusive deep-dives, and future updates. No recurring payments.”, untools.co

Free + paid plans. Untools offers web guides alongside a paid toolkit with lifetime access and no recurring fees. “Get lifetime access to over 20 thinking tool templates, exclusive deep-dives, and future updates. No recurring payments.”

Who it’s for
  • Tech leaders, consultants, and founders structuring complex decisions
  • Professionals seeking root-cause problem solving frameworks
  • Teams looking for clear communication frameworks
How to start

Up and running today

  1. 01Visit untools.co to browse the collection of mental models.
  2. 02Filter frameworks by category such as Decision making, Problem solving, Systems thinking, or Communication.
  3. 03Select any model like the Eisenhower Matrix or Inversion to read how it works.
  4. 04Optionally purchase the Vault for downloadable templates in Notion, Miro, or PDF.
Our take

Untools is a useful reference for anyone looking to structure their thought processes and solve complex problems. Its clear breakdowns of mental models make it easy to select the right framework for a specific challenge. While reading the guides on the site is free, downloading ready-made templates requires purchasing the paid Vault.

Good for
  • Quickly finding frameworks for decision making or problem solving
  • Learning models like Second-order thinking and First principles
  • Getting structured templates in Notion, Miro, or PDF format
Watch out for
  • Downloading pre-made templates requires buying the paid Vault
Questions
What is Untools?

Untools is a collection of thinking tools and frameworks designed to help solve problems, make decisions, and understand systems.

Is Untools free?

You can read the thinking tool guides on the site, but access to downloadable templates in Miro, Notion, or PDF requires purchasing the Vault.

What template formats does Untools offer?

Untools provides templates in PDF, Miro, and Notion formats.

Facts on this page are quoted from untools.co and checked when written (6 November 2026). Sites change; check the site before you rely on details like prices.

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