Online Documentation for DB Comparer for InterBase/Firebird
Selecting program language
The Select Language dialog allows you to select one of the available interface localizations to be applied to DB Comparer for Interbase/Firebird.
To open this dialog, use the Options | Select Program Language main menu item.
The window contains the list of available languages according to the directory specified within the Localization section of the Environment Options dialog.
Select a language in the list and click OK to apply changes.