The best replacement for uiwebview is uitextview.

The best alternatives to uiwebview are rated as following:
★★★★★  uitextview
★★★★  qlpreviewcontroller
★★★★  mobile safari
★★★  webview
★★  core text

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

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



Google Trends

Scale is based on the average worldwide traffic of uiwebview in all years. Click on graph for more.
uiwebview
uitextview
qlpreviewcontroller