Alpha and beta testing has different meanings to different people. Alpha testing is the acceptance testing done at the development site. Some organizations have a different visualization of alpha testing. They consider alpha testing as testing which is conducted on early, unstable versions of software. On the contrary beta testing is acceptance testing conducted at the customer end.
In short, the difference between beta testing and alpha testing is the location where the tests are done.
In short, the difference between beta testing and alpha testing is the location where the tests are done.