This audio app makes Bluetooth headphones sound way better than they should

Audiophiles use a handful of common tricks to improve the audio quality of their headphones and earbuds, from using dedicated DACs to playing high-fidelity music files. However, there’s a much simpler option that will boost the detail and crispness of your favorite headphones without any external hardware, large lossless files, or uncommon audio codecs. In fact, it’s a free EQ app available on the Google Play Store, and it’s called Wavelet.