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Litter & Odor Control

Litter Boxes & Odor Control, Tested

Litter box smell is a solvable problem, but the products that solve it are buried under a mountain of marketing. This is everything we've scored in the category: automatic boxes like the Litter-Robot 4, the litters that actually clump and seal odor, deodorizers that work, and the guides that tell you when to save your money.

18 articles · every recommendation scored on our Fit Analysis

Our current picks

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Litter-Robot 4 ✓ Category king
Automatic Litter Boxes

Litter-Robot 4

The proven rotating design with the benchmark safety sensors and per-cat weight tracking. Expensive once; excellent for years. $50 comes off automatically through our Whisker link at checkout.

Dr. Elsey’s Ultra (Unscented) ✓ Best all-round
Litter for Automatic Boxes

Dr. Elsey’s Ultra (Unscented)

Rock-hard clumps, very low dust, no added fragrance. The safest default for any rotating or sifting box.

Arm & Hammer Clump & Seal Platinum ✓ Top pick
Odor-Control Litter

Arm & Hammer Clump & Seal Platinum

Best all-round odor control with baking soda + hard clumps.

Arm & Hammer Litter Deodorizer ✓ Best overall
Litter Deodorizers

Arm & Hammer Litter Deodorizer

The baking-soda standard: neutralizes between scoops, light scent, a few dollars a canister (Amazon currently lists it as a 6-pack), works in any litter you already own.

Gorilla Grip Litter Mat ✓ Top pick
Litter Mats

Gorilla Grip Litter Mat

Deep grooves that actually hold granules, rubber that stays put, and a hose-off deep clean. Buy a size larger than feels necessary.

Top picks & roundups

Guides & problem solving