Unstable refers to a state of instability.
Unstable may also refer to:
Unstable (Tetrarch album), 2021 album by Tetrarch Unstable (Adema album), 2003 album by Adema, or its title track "Unstable" (Justin Bieber song), a 2021 song by Justin Bieber featuring the Kid Laroi Unstable (Debian), the development distribution of the Debian operating system Unstable (Magic: The Gathering), a parody expansion of the Magic trading card game Unstable (TV series), a TV series starring Rob Lowe
See also Unsteady (disambiguation) Stable (disambiguation)