In general, any use of third party tools is done entirely at your own risk and there may be severe repercussions, up to and including a permanent suspension of your account(s). We cannot publish a comprehensive list of allowed and prohibited configurations.
Please read the following resources on the use of third-party programs to determine if what you want to do is permitted by the EULA or not:
Statement on Multiboxing/Multiplexing
If, after reading the policies above, there is still uncertainty on the legitimacy of the application, please refrain from using this application.