Rotation Key is a license key for Rotation - Orientation Manager on Android devices. Developed by Pranav Pandey, this key removes ads and unlocks advanced features of the app. However, it is not a standalone app and requires the installation of Rotation - Orientation Manager.

With Rotation Key, users can enjoy the following features:

• Rotate on demand: Change the orientation of the foreground app or events with ease from a fully customizable floating head, notification, or tile available on the top of every task.
• Remove ads: Remove ads permanently from the app.
• Rotation extension: Tasker/Locale plugin support to automate over 40 actions.
• Data operations: Perform backup and restore operations to save and load the app settings.

Before purchasing this key, it is recommended to install the free version of Rotation - Orientation Manager to check the basic functionality. Once satisfied, users can buy this key to unlock the advanced features and remove ads permanently.

Overall, Rotation Key is a useful addition to the Rotation - Orientation Manager app, allowing users to customize their device's orientation according to their needs.