Merge My PDFs is an insanely useful tool that lets you magically merge multiple PDF documents into a single file.

Create beautiful financial plans that go beyond the standard retirement calculators, with no need to link your accounts. Build a living model of your whole life and reduce anxiety around your finances.

A fun game that lets you solve ethical dilemma problems and see how your decision compares to other players. It's a great coffee break conversation starter too.

Omni Calculator is a free database of 2190 calculators. For example, check out their collection of 392 finance calculators or 126 calculators for everyday life.

Ever wondered what technology the most successful startups in the world are using? Companies.tools provides a curated list of the tools used by some of the best tech teams in the world.

Find out the probability of a robot taking your job.