• Shifter (bicycle part), or gear lever, a bicycle part that selects which gear the chain rests on
• Shifter (tool), an adjustable wrench/spanner
• Shifter (Justice League Unlimited), a former superhero featured in the animated television series
• Shifter (Dungeons & Dragons), a prestige class in the role-playing game
• Shifter (Eberron), a race in the Eberron campaign setting of the Dungeons & Dragons role-playing game
• The Gear stick lever, gearstick or gear lever of an automatic or manual transmission
• A shapeshifting character in science fiction, fantasy fiction, and role-playing games
• A switcher in the terminology of the Pennsylvania Railroad
• Jenny Everywhere aka The Shifter, open source webcomic character

Computer Games

• Shifter (Series), an Indie action-roleplaying game series currently in production
• Shifter (Robotic Uprising), the first episode in the Shifter series

Shifter is also the name of several mods for a number of computer games, including:

• Starsiege: Tribes