It's the other way around - iPhones (and pretty much any other Apple devices) do not support any aptX codec variants or LDAC. Only SBC and AAC codecs are supported.
If you're looking for a BT audio DAC/AMP to use with your iPhone, don't bother chasing aptX/LDAC support.
fijosh t1_j2ag0or wrote
Reply to comment by ostuniman in Is the Fiio BTR7 using AptX Bluetooth? And will I hear sound degradation compared to wired? And will Quedelix release a newer model soon? by ostuniman
It's the other way around - iPhones (and pretty much any other Apple devices) do not support any aptX codec variants or LDAC. Only SBC and AAC codecs are supported.
If you're looking for a BT audio DAC/AMP to use with your iPhone, don't bother chasing aptX/LDAC support.