Here is the full list of all 22 Chip achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Unlocked for swapping character.
Unlocked for customising your character.
Unlocked for having a score over a certain amount.
Unlocked for completing the first level.
Unlocked for completing Level Pack 1.
Unlocked for completing Level Pack 2.
Unlocked for completing Level Pack 3.
Unlocked for collecting 225 Lightbulbs.
Unlocked for gaining access to all secret levels.
Unlocked for finding every collectable in The Wardrobe.
Unlocked for buying every collectable in The Wardrobe.
Unlocked for fully customising your character.
Unlocked for using a magnet.
Unlocked for magnetising a magnet.
Unlocked for having a single bolt transition through all three possible states.
Unlock Rust.
Unlocked for submitting a score to the Leaderboard.
Unlocked for being first in the leaderboard, requires at least 4 friends.
Impress a Grumpy King with your ninja moves.
Floor 2, Room 3X, 10 Moves. The game is afoot.
Unlocked for finding the Big Robot Party.
Overcurrent!