Alto (Contralto)
The alto (contralto) is the lowest female voice type, ranging from approximately F3 to A5. Its rich, deep tone is valued in choral and operatic repertoire.
| Instrument family | Voice |
| Clef | Treble |
| Concert pitch | Yes |
| Concert range | F3–F5 |
Playable Range
Comfortable range: F3–F5