Earphone Test: L/R Sound Check

🎧 Earphone Test is a powerful audio testing and diagnostic app designed to check the performance of earphones, headphones, earbuds and speakers. With 25+ professional audio tests, you can analyze sound quality, bass response, stereo channels and hearing ability directly from your phone.

It includes a comprehensive suite of tests—left/right channel checks, bass and treble tests, mid-range clarity, frequency sweep from 20 Hz to 20 kHz, and advanced diagnostics like driver quality, distortion, polarity, stereo balance, and more. It also offers hearing and microphone tools, tone generation, EQ, binaural beats, spatial audio, Bluetooth info, latency, noise isolation, burn-in, and device diagnostics, all with a clean, offline-friendly interface and regular updates.