Pilot logbook requirements: General and digital

What factors are important for pilot logbooks to meet regulatory requirements?

When you are deciding what form of logbook to use, there are several options to choose from. What they all have in common is that they should fulfill their most important function as an official document of proof.

There are many tools and formats that do not meet the most basic requirements!

What is the most important function of your personal pilot logbook?

First and foremost, your pilot logbook is an official document of proof. Many tools and formats fail to meet this fundamental requirement.