She should be getting turned on by now.
See, that’s what the app is perfect for.
And, of course, a G-spot orgasm may make her squirt ejaculation all over everything.
Amp it up by deep kissing, nibbling her kneck, or whatever she really enjoys.
Her lying on her back with her knees bent usually works quite well my computer. I try to answer all questions in a timely manner, so if I don't get to your question fast it's because I am not near.