HomeAppsMusic & AudioHi Fi Test DemoApps like Hi Fi Test Demo Here are some great alternatives to Hi Fi Test Demo by fmrietti : Pulse Echo Sonar Meter ★4.1 Function Generator ★4.5 Advanced Spectrum Analyzer PRO ★4.3 Sound Generator ★4.4 Oscilloscope - Sound Analyzer ★4.2 Sound View Spectrum Analyzer ★4.0 Frequency and sweep generator ★4.6 Sound Analyzer Basic ★4.1 Sound monitor FFTWave ★4.2 Sound Analyzer ★4.3 AudioFrequencySignalGenerator ★4.0 Frequency Sound Generator ★3.9 Pro Audio Tone Generator ★4.3 Sound Spectrum Pro ★4.4 Tone Generator: Frequency & So ★3.8 FrequenSee - Spectrum Analyzer ★4.2