--- title: Master Library Tour with Jonah Guelzo description: Explore the Master Library with Jonah Guelzo to discover the incredible depth, breadth, organization and quality of our most comprehensive general library - featuring over 220,000 sound effects in 293 categories. Watch Guelzo quickly design a sci-fi scene with UX/UI sounds, design elements and more. image: https://blog.prosoundeffects.com/hubfs/ml-tour-guelzo-fb.jpg --- [![pse-blog-logo](https://blog.prosoundeffects.com/hs-fs/hubfs/Blog/pse-blog-light-logo.png?width=319&height=120&name=pse-blog-light-logo.png)](https://blog.prosoundeffects.com/) [![pse-primary-logo-white-text](https://blog.prosoundeffects.com/hs-fs/hubfs/Blog/pse-blog-light-logo.png?width=512&height=76&name=pse-blog-light-logo.png)](https://www.prosoundeffects.com/) [ Pro Sound Effects ](https://www.prosoundeffects.com/?switchLanguage=en) Authors Tags Posts [ Show more results ](https://blog.prosoundeffects.com) [ Reviews ](https://blog.prosoundeffects.com/tag/reviews) [ Master Library ](https://blog.prosoundeffects.com/tag/master-library) # Master Library Tour with Jonah Guelzo 1 min read Author ![](https://3542650.fs1.hubspotusercontent-na1.net/hubfs/3542650/PSE_Icon.png) [PSE](https://blog.prosoundeffects.com/author/pse) Share #### Explore the Master Library: Our biggest, most comprehensive general sound effects library. Watch sound designer and re-recording mixer Jonah Guelzo search through the [Master Library](https://www.prosoundeffects.com/master-library/?utm_source=blog&utm_medium=organic&utm_content=intro) to see why its the most comprehensive general library for professional media production. Guelzo also designs a quick sci-fi scene using the Master Library, showing how easy it is to bring any project to life with such a wealth of reliable and professional sonic ingredients at your fingertips. Featuring more than 220,000 sound effects in 293 categories, along with rich embedded metadata for faster search and better results, the Master Library gives you the sonic toolset you need to inspire creativity, boost your workflow, and produce better sound on any project. **[Check out the Master Library full features, audio demos and more.](https://www.prosoundeffects.com/master-library/?utm_source=blog&utm_medium=internal&utm_content=link)** [![Pro Sound Effects Master Library](https://blog.prosoundeffects.com/hs-fs/hubfs/Imported_Blog_Media/iMac-Master-2017-HD.png?width=1110&name=iMac-Master-2017-HD.png)](https://www.prosoundeffects.com/master-library/?utm_source=blog&utm_medium=internal&utm_content=image_footer) --- #### Want to share this post? 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