Ear training · hear smaller differences
Critical-listening drills, frequency identification, reference calibration files, and double-blind ABX tests. Sharpen your auditory cortex with scientific listening tools and statistical significance scoring.
- Audio Training Files — Free WAVsDownload free reference WAVs: calibration tones, pink noise, sweeps, polarity and dynamic-range files. For honest gear and room checks. No signup needed.
- Bit Depth ABX Test — 16 vs 8-bitCan you hear 16-bit vs 8-bit audio? Double-blind ABX trials with binomial scoring prove genuine audible perception. Train your ears. Free in your browser.
- Dynamic Range ABX — CompressionCan you truly hear compression and crest-factor loss? Double-blind ABX trials compare open and limited masters with strict scoring. Free in your browser.
- Ear Training — EQ Drills OnlineEar training drills that teach you to name boosted or cut EQ bands across 10 and 14-band sets. Pink-noise references, instant scoring. Free in your browser.
- Frequency ABX Test — Pitch DrillCan you hear tiny 50, 20, 10 or 2 Hz pitch shifts around 1 kHz? Double-blind ABX trials measure your true threshold. Free in your browser, no download.
- Level ABX Test — Loudness DrillCan you truly hear tiny 1.0, 0.5 or 0.2 dB volume changes? Double-blind ABX loudness trials with strict binomial scoring. Free in your browser, no download.
- Pitch ABX Test — Tuning in CentsCan you hear subtle 25-cent detuning at concert A440? Blind ABX intonation trials measured in cents sharpen musicianship. Free in your browser, no download.
- Polarity ABX Test — Phase DrillCan you truly hear 180° polarity inversion on music? Double-blind ABX trials with asymmetric waveforms test absolute phase. Free in your browser, no download.
- Timing ABX Test — Latency DrillCan you hear 40 ms down to tiny 2 ms delays? Double-blind ABX timing trials probe your Haas-effect resolution. Train your timing ears. Free in your browser.