The best replacement for streamreader is textreader.

The best alternatives to streamreader are rated as following:
★★★★★  textreader
★★★★★  filestream
★★★★  stringreader
★★★★  binaryreader
★★★★  filereader
★★★  file.readalllines
★★  stringreader c#
★★  readalltext
★★  xmlreader
★  networkstream
  textfieldparser
  bufferedstream

Your alternative for streamreader is not listed? Suggest!
Speaking about streamreader, one probably shouldn't forget about filestream.

Other search terms related to streamreader and their ratings are:
★★★★★ filestream
You have in mind a companion for streamreader and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of streamreader in all years. Click on graph for more.
streamreader
textreader
filestream