All the following applications let you do something else while they are open:
ɔ l WORD_BOUNDARY ð ə WORD_BOUNDARY f ɑ l oʊ ɪ ŋ WORD_BOUNDARY æ p l ɪ k eɪ ʃ ə n z WORD_BOUNDARY l ɛ t WORD_BOUNDARY j uː WORD_BOUNDARY d uː WORD_BOUNDARY s ʌ m θ ɪ ŋ WORD_BOUNDARY ɛ l s WORD_BOUNDARY w aɪ l WORD_BOUNDARY ð eɪ WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY oʊ p ə n WORD_BOUNDARY