Apple has released its iOS 9 beta for the developers an recently it has released the third beta for the developers and now it has released the public beta.
Now any user can download this public beta and can test this beta version on their iDevices. People who are interested can enroll your MAC or iOS devices to get the public betas and also subsequent updates.
Each public beta comes with a built in feedback assistant app which appears in the dock if you are using a MAC while it appears on the second page of the screen if you are using an iDevice.
With this app you can send the feedback to apple regarding a issue which is noteworthy. People who are interested can have their hands on the public beta over the source link.
You can register with the help your Apple ID and can download the software.