Audio to MIDI Converter - Online Transcribe Melody
Analyze a monophonic audio recording and convert the pitch into a MIDI file. Perfect for capturing musical ideas. Client-side.
UD5 Toolkit
Interactive vocal range chart with piano keyboard visualization. Explore the full spectrum from deep Bass (E2) to soaring Soprano (C6). Includes frequency data, MIDI notes, and a voice type finder.
Select your comfortable lowest and highest singable notes to discover your likely voice classification.
| Voice Type | Range (Scientific) | Lowest Freq. | Highest Freq. | MIDI Range | Common Subtypes |
|---|---|---|---|---|---|
| Soprano | C4 – C6 | 261.6 Hz | 1046.5 Hz | 60 – 84 | Coloratura, Lyric, Dramatic, Soubrette |
| Mezzo-Soprano | A3 – A5 | 220.0 Hz | 880.0 Hz | 57 – 81 | Coloratura, Lyric, Dramatic |
| Alto / Contralto | F3 – F5 | 174.6 Hz | 698.5 Hz | 53 – 77 | Coloratura Contralto, Dramatic Contralto |
| Countertenor | E3 – E5 | 164.8 Hz | 659.3 Hz | 52 – 76 | Sopranist, Haute-contre |
| Tenor | C3 – C5 | 130.8 Hz | 523.3 Hz | 48 – 72 | Leggiero, Lyric, Spinto, Dramatic, Heldentenor |
| Baritone | G2 – G4 | 98.0 Hz | 392.0 Hz | 43 – 67 | Lyric, Dramatic, Verdi, Baryton-Martin |
| Bass | E2 – E4 | 82.4 Hz | 329.6 Hz | 40 – 64 | Basso Profondo, Basso Buffo, Bass-Baritone |
* Frequencies calculated using A4 = 440 Hz standard tuning. Ranges represent typical classical voice classifications; individual ranges may vary.
Analyze a monophonic audio recording and convert the pitch into a MIDI file. Perfect for capturing musical ideas. Client-side.
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