With new LG G4, G3, you can copy all pictures, photos from old Android tablet to new LG G3 / LG G4 on Mac by MobileTrans for Mac easily.
MobileTrans for Mac:
1/ Not only sync music to LG G3 on Mac, but also transfer photos, videos from Android tablet to your LG G3 on Mac;
2/ Not only support Android tablet, but also Android phone, Nokia phone, iOS devices, including new LG G3;
3/ Transfer contacts, SMS text messages, and even apps, call logs from Android tablet to LG G3 on Mac for you;
4/ Not only data transfer between Android tablet and LG G3 on Mac, but also data backup & restore easily for you.