# An Overview on Voicebanks

One of the most important features in UTAU are voicebanks. Let's get more specific into what they are.

## What are voicebanks?

In UTAU, **voicebanks** are voice libraries that will sing songs for you depending on whatever you put in the UI. They do this by reading **USTs** (UTAU Sequence Texts), and sing whatever is in that UST. Usually, they are called **UTAUs** or **UTAUloids**, because in a sense,
