Just like the other Simsgames you open the cheatwindow bij pressing CTRl+SHIFT+C simultaneously.

Press Enter or Escape to close the window.

GENERAL
Help	Gives a summary of available cheats
help cheatname	Gives information about a specific cheat
quit	Leave the game (Exit)
arrow up	Show the last used cheat and makes it available for re-use.
testingCheatsEnabled true/false	Like the boolprop-code in Sims 2. Gives you extra cheats by pointing at your Sim, the mailbox or the garbagecan. Also extra cheats whilst pressing Shift.
fps on/off	Shows the framerate per second on the top right corner. The higher this amount the better
fadeObjects on/off	At zooming in, objects will note fade (off)
resetSim name surname	This cheat can be used when your Sim is behaving strangely, like swimming on dry land.  More or less comparable with Force Error in Sims2
fullscreen on/off	Plays the game on full screen (on) or in a window (off)
MONEY
kaching	You receive an extra 1.000 Simoleans
motherlode	You receive an extra 50.000 Simoleans
familyfunds SURNAME + or - AMOUNT	The family with the chosen Surname receives an additional + or - amount (to be typed in the neighbourhood)
BUILDING
MoveObjects on/off	Gives you the ability to move objects in Buildinbg of buying that otherwise cannot be moved.. Please note that you can also remove your Sims or other objects. You cannot get them back afterwards.
constrainFloorElevation true/false	Allows all terrain adjustments regardless of objects, Sims, and other structures on them.  Walls, floors, and objects will move with the terrain, allowing you to create sloped walls and floored hills.  However, placing new walls/floors will still flatten terrain, and placing objects will still require the terrain to be flat initially if the objects normally require it.
disableSnappingToSlotsOnAlt on/off	When on, objects will not snap to slots while holding ALT.  Useful for placing objects such as chairs near tables without them snapping or placing counters near other counters, etc.
BUYING
BuyDebug on/off	This cheats requires the installation of World Advantures. First apply testingcheatsenabled true. With BuyDebug in Buying, you can buy various articles - which you normally should seek en gather.
CLOTHING
unlockOutfits on/off	Includes career outfits and service Sim outfits as options in Create a Sim. The cheat must be entered before going into CAS.
FILMERS
plumbbobtoggle on/off	Plumbbob (diamond) will dissapear (off)
hideHeadlineEffects on/off	Hides all Sim overhead effects such as thought balloons and speech balloons.
slowMotionViz 0-8	Puts the visuals of the game in slow motion. Entering a "level" value is optional.  Valid values range from 0 = normal speed to 8 = slowest.
fadeObjects on/off	Toggles whether objects fade when the camera gets close to them. Does not apply to Sims.