daa is: Daa extension is associated with Direct-Access-Archive file. Daa files can be opened by Power ISO or Ultra ISO.
DAA extrension stands for compressed Cd or DVD backups. The special feature of daa file size is smaller in comparison with Iso files. You have chance to open compressed version of these files with a proper software. In this case, you can try to open with Daemon tools. If you need alternative softwares, please check the following web pages:
Daa File format viewers or openers
Power ISO veya Ultra ISO
Daa File related links.