This is the 3704th most frequent Russian word.
удобный
Convenient; comfortable.
Here 'удобный' is used to describe physical comfort.
Этот новый диван очень удобный.
This new sofa is very comfortable.
In this sentence 'удобный' is referring to practicality and ease of use of a tool.
Эта рабочая программа — удобный инструмент для анализа данных.
This work program is a convenient tool for data analysis.
Here 'удобный' describes a suitable or fitting situation.