The software can be used without having to pay. Most of the released software provides users with a free trial in order to show the user's response to the software so that it can be further developed.
The software is available without paying. Most of the software is released to the user for a free trial. In order to see the response of users to the software. In order to contribute to further development.
The software can be used without pay. Most software is carried out to the user free trial. To see the user on that software. In order to be developed further.