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RetroBat vs ES-DE: catalog facts
RetroBat	ES-DE
Free The open-source distribution is available without a license fee.	Freemium Free on desktop. The Android version is a paid purchase.
Windows	Windows, macOS, Linux, Android
Everything is preconfigured, including controller mapping across emulators Runs portably from a USB drive	Systems come preconfigured, so setup is mostly pointing it at your ROM folders Built-in scraper fetches artwork, videos and metadata
Windows only Large download, and customising beyond its defaults takes effort	The Android version is a paid purchase Theme configuration has a learning curve
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.