Here’s a visual overview of all UIKeyboardTypes as of iOS 12, including some alternatives for keyboards with non-ASCII numbers, like Hindi.

UIKeyboardTypeDefault (.default)

UIKeyboardTypeASCIICapable (.asciiCapable)

UIKeyboardTypeNumbersAndPunctuation (.numbersAndPunctuation)

UIKeyboardTypeURL (.URL)

UIKeyboardTypeNumberPad (.numberPad)

UIKeyboardTypePhonePad (.phonePad)

UIKeyboardTypeNamePhonePad (.namePhonePad)

UIKeyboardTypeEmailAddress (.emailAddress)

UIKeyboardTypeDecimalPad (.decimalPad)

UIKeyboardTypeTwitter (.twitter)

UIKeyboardTypeWebSearch (.webSearch)

UIKeyboardTypeASCIICapableNumberPad (.asciiCapableNumberPad)