Translation of "By ear" in German

I don't know, we're just playing it by ear.
Keine Ahnung, wir lassen es auf uns zukommen.
OpenSubtitles v2018

Gabby and I like to play it by ear.
Gabby und ich entscheiden so was spontan.
OpenSubtitles v2018

No, I'll just playit by ear.
Nein, ich lasse es auf mich zukommen.
OpenSubtitles v2018