Free for 3 days

No thanks.
The truly free translation app that came with my phone can also translate what it hears.
I don’t see a point in paying for a translator that isn’t any better than the stock translator.
You get it to work like a “Hitchhiker’s Guide to the Galaxy” babel fish, and I’ll consider a one time payment of 99 cents.

Skynner McGee about Speak & Translate - Translator, v4.3