The free version does not allow dictation. There is no free trial to test Braina's capability with dictation. And there is no guarantee that it will work, nor any refund offered if it doesn't. From their "Terms:" All purchases are final and non-refundable.

Further, Braina's "Terms" explicitly state they may advertise third-party products using your bandwidth.

Further, it requires an internet connection to work (says so, in the Terms). It uses third-party software to do the voice to text conversion, so Braina is, in essence, middleman software.