Buyer beware
The only way to delete old phrases that you have already translated is by using the backspace on the keyboard. Need a clear all button.
Turning the microphone off is difficult. Hard to verify if I have actually turned the microphone off which results in adding the new words to the previous words.
Have to buy app in order to copy text. Have to buy app in order to hear the translation aurally.
Costs too much. No refund method specified.