When you download DBspeed for Mac, a .tar file will be delivered and it includes a .app package.
Please simply run 'tar xvf' against .tar file to extract DBspeed_I.app or DBspeed_II.app.
Then you can double click the DBspeed application and run it.
There is no installation process. You can place .app package at any path in your environment.
In order for DBspeed to run,
Java Run Time environment 1.7 or higher is required in your environment.
You can use 'java -version' to check if it is already installed in your environment.
If not, it is free and you can download from Internet.