Usenet客户端或新闻阅读器是一个用来阅读Usenet上帖子的电脑进程，它直接或通过网络新闻传输协议从新闻组服务器的磁盘中读取帖子。像是一些在类Unix或Microsoft Windows上的自由软件如：BNR2，Mozilla Thunderbird以及Pan都是这类进程。其他的新闻阅读器包括：

优秀的新闻阅读器会被加上Good Net-Keeping标记认证（GNKSA）.

A newsreader is an application program that reads articles on Usenet (a distributed discussion system, which groups its content into a hierarchy of subject-related newsgroups, each of which contains multiple threads or discussions). Newsreaders act as clients which connect to a news server, via the Network News Transfer Protocol (NNTP), to download articles and post new articles. In addition to text-based articles, Usenet is increasingly used to distribute binary files, generally in dedicated "binaries" newsgroups.