4 stars: Honestly I don't give a review unless it's really bad... My android can't even connect to the smart sync app 80% of the time. And when it says it's paired via Bluetooth, I can't use the smart sync app. The instructions are there on how to use it, but the actual page to navigate through the deck, does not work. Very disappointed until the glitch changes... Update: it's much better now \ud83d\udc4d\ud83c\udffc
3 stars: Why oh why don't you allow Google messages under the messages part of the app. This needs to be fixed.
4 stars: Makes initial setup with eq and crossovers much easier. Would be nice to be able to explore the app from my couch without being in the car.
4 stars: Update: The return of the old dashboard is great, however there's still no animated background :(
4 stars: Initial review for the sph-c10bt using app version 4 and the recent firmware update: Bluetooth connection is now reliable (!), and possibly faster than before the updates. Haven't had a dig through all of the app settings and features yet, but those I have used worked nicely. 5 stars doesn't seem warranted, as it shouldn't have taken this long to address the Bluetooth issues for a flagship device.
3 stars: Overall ok but new update has some bugs. Obd isn't always working disconnects frequently and app is crashing.
5 stars: Excellent. For the ones complaining: read the instructions. Wonderfully thought Pioneer!
4 stars: Without it everything works. With it it just br...