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RazorSQL vs SQuirreL SQL: catalog facts
RazorSQL	SQuirreL SQL
Paid Commercial software sold with a paid license.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux
Connects to many database systems from one client Combines query tool, SQL editor and database browser	Works with any JDBC-compliant database Plugin system for extra features
Paid license required Closed source	Requires a Java runtime Interface feels dated next to newer clients
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: LGPL-2.1
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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