Try the one in my signature. They only make one, it's cheap, and it works well. There is no other app that does what LeafSpy does.
I'll move these posts to the appropriate topic tomorrow.
Scarlet Ember 2018 Leaf SL W/ Pro Pilot
2009 Vectrix VX-1 W/18 Leaf modules, & 3 EZIP E-bicycles.
BAFX OBDII Dongle
PLEASE don't PM me with Leaf questions. Just post in the topic that seems most appropriate.