The app isn't a moneymaker yet, but the hope is Beer Me will eventually take a cut - maybe 25 cents - of bars' proceeds from each drink purchase.
Mitch Gainer, 26, first encountered the app at Field House in Center City and was an instant convert.
Last Thursday, the Wharton student was attending a back-to-school event that Beer Me had organized at the Irish Pub, near Rittenhouse Square.
Beer Me still represents a small portion of her sales, but it's popular among her staff.
"It takes out the step of ringing up the order," she said.
(It also increases the average tip of around 13 percent.) A reporter tried the app at the PHS Pop-Up Garden at the Viaduct Rail Park.