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The Publisher is a standalone application. It is connected to Studio to retrieve applications. An application can be published from Studio to the Publisher database. An environment with a Runtime can connect to this database and start a published application through the Publisher Client, which runs on top of Runtime.
Key features of the publisher:
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The Composer allows editing simple text elements of an application at runtime, such as a question text or a button label. The changes are directly visible. In order to maintain the changes, they are stored in the Studio repository by the Composer. The Composer is a plugin which runs on top of the Runtime. This plug-in 
has a connection to the Studio to store the changes that are made with the Composer.
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Overview
Content Tools