1. Public domain software is sometimes called shareware.

2. Freeware, shareware and public domain software can all be legally copied and distributed by anyone.

3. Software consists of commercial software, public domain software, shareware and free software in legal state.

4. Always for it is an outstanding freeware public domain software.

5. Shareware differs from public domain software, which is not copyrighted.

6. For instance: Maintenance of free breakdown of freeware public domain software of computer knowledge interlocution.

7. Webpage picture saves hotshot free edition is picture of a webpage saves freeware public domain software.