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Pegasus Frontend vs RetroBat: catalog facts
Pegasus Frontend	RetroBat
Free The open-source application is available without a license fee.	Free The open-source distribution is available without a license fee.
Windows, macOS, Linux, Android	Windows
Themes are real QML programs, so the interface can be anything Runs well on Raspberry Pi and Android as well as desktop	Everything is preconfigured, including controller mapping across emulators Runs portably from a USB drive
Collections are configured in text files with no wizard Smaller theme and community ecosystem than the bigger front ends	Windows only Large download, and customising beyond its defaults takes effort
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.