i think so..

edit : let me refrase that to "i hope so", because i'm not totally sure at the moment.
 
https://www.youtube.com/watch?v=52T2Q28Fq_c
(this shows Bitcoin payment but they already mention Dash here as well : https://shakepay.co/#/ .. although it does seem limited to North and South America)




Dash Community Challenge : who wants to do a Dash InstantX transaction video demo through Shake and link it in our forum?