For words starting with a vowel, it adds "way" to the end. For words starting with consonants, it moves the leading consonant cluster to the end of the word and adds "ay".
Yes, if the original word was capitalized, the converted Pig Latin word keeps its first letter capitalized too.
Yes, punctuation attached to the beginning or end of a word is preserved in its position around the converted word.
Yes, you can enter full sentences or paragraphs, and each word is translated individually while spacing is preserved.
If a word has no vowels at all, "ay" is simply appended to the end of the word.