Litter-Robot’s litter sifting system requires clumping litter. Litter beads and crystals that are small enough to pass through the screen will also work.

What not to use

DO NOT use litters that are strictly absorbent, non-clumping, loose-clumping, newspaper-based, or wood-based pellets.

Litter brands that will work properly with Litter-Robot

• GreatLitter®. Designed specifically for Litter-Robot. Better odor control and will not stick to the liner inside.  
• Fresh Step cat litter. Heavy litter. We recommend keeping 1/2 inch below fill line.
• Dr. Elsey cat litter. Heavy litter. We recommend keeping 1/2 inch below fill line.
• Scoop Away cat litter. Heavy litter. We recommend keeping 1/2 inch below fill line.
• Sustainably Yours cat litter. Fast clumping. Use a large grain version for less litter tracking.
• Pretty Litter. Crystal-based, will work in Litter-Robot 3. Not recommended for Litter-Robot 4 (see below). 
• Arm & Hammer Naturals. Corn-based, clumping cat litter. Will work in Litter-Robot.
• Naturally Fresh cat litter. Walnut-based, only the clumping kind would work.

Litter brands that WILL NOT WORK properly with Litter-Robot

• Skoon cat litter. Non-clumping clay litter.
• Feline Pine cat litter. Pellets, will not sift in Litter-Robot. 
• Pretty Litter. Not recommended for Litter-Robot 4: Translucent or white-colored litter (most often seen in crystal litter) may impact the litter level and Drawer Full Indicator (DFI) accuracy.
• Purina Yesterday's News cat litter. Paper-based and will not sift properly as most are non-clumping.
• Okocat litter. Wood pellets, will not sift in Litter-Robot. 
• Catit Pea Husk Litter. Pellet-shaped. Will not sift properly in Litter-Robot.

Purchase GreatLitter®

Questions? Visit whiskersupport.com