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ES-DE vs RetroBat: catalog facts
ES-DE	RetroBat
Freemium Free on desktop. The Android version is a paid purchase.	Free The open-source distribution is available without a license fee.
Windows, macOS, Linux, Android	Windows
Systems come preconfigured, so setup is mostly pointing it at your ROM folders Built-in scraper fetches artwork, videos and metadata	Everything is preconfigured, including controller mapping across emulators Runs portably from a USB drive
The Android version is a paid purchase Theme configuration has a learning curve	Windows only Large download, and customising beyond its defaults takes effort
Downloadable app	Downloadable app
Open source	Open source
License not stated	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.