However, in a text

• Alternatively, online
• "Then again," in texts
• "That being said," in textspeak
• Texter's "That being said ..."
• "Then again . . ." in texts
• "However," on screens
• "Alternatively," in a tweet
• "Conversely ...," online

Wiktionary Word definitions in Wiktionary
init. (alternative case form of OTOH English)