When comparing Valentina Studio vs QueryPie, the Slant community recommends QueryPie for most people. In the question“What are the best GUI tools for PostgreSQL on Windows?” QueryPie is ranked 6th while Valentina Studio is ranked 11th.
Ranked in these QuestionsQuestion Ranking
Pro Free version
You can download a free version from the app store.
Pro Multi DB
Supports several databases, MySQL/ MSSQL / PostGresSQL / and more
Valentina Studio works on Windows, Linux and OS X.
Pro Good UI
Valentina Studio has a responsive and clean user interface.
Pro Clean and pretty UI/UX
The default color is dark and comfortable for the eyes.
Pro Multiple Query Tabs!
The multi-tab and multi-SQL-runs are great. It's always good to be able to compare results in one window instead of having to go through and re-run stuff.
Pro Fast Auto-complete
Pro Multiple Databases
They only support 2 at the moment (MySQL and MariaDB) but their social site says they'll be updating with more DBMSes in the near future which is pretty nice because I hate learning new GUIs~
Not sure about Linux but it works on Windows and Mac just fine!
Con Requires creating an account
Requiring an account is rare on SQL IDEs...