Software developers release beta versions of software in order to garner useful feedback before releasing the final version of a program. They often provide web forums that allow beta testers to post their feedback and discuss their experience using software. Some beta software programs even have a built-in feedback feature that allows users to submit feature requests or bugs directly to the developer.
In most cases, a software developer will release multiple "beta" versions of a program during the beta phase. Each version includes updates and bug fixes that have been made in response to user feedback. The beta phase may last anywhere from a few weeks for a small program to several months for a large program.
Since beta software is a pre-release version of the final application, it may be unstable or lack features that will be be included in the final release. Therefore, beta software often comes with a disclaimer that testers should use the software at their own risk. If you choose to beta test a program, be aware that it may not function as expected.