Affiliate Disclosure: Smart Pet Gear Lab is reader-supported. Links in this article may be affiliate links — if you purchase through them, we earn a small commission at no extra cost to you. This never affects our recommendations. See our full Affiliate Disclosure. Pricing Note: Prices shown are approximate and may change. Always check the retailer for current pricing. Last verified: April 2026. ...

Affiliate Disclosure: Smart Pet Gear Lab is reader-supported. Links in this article may be affiliate links — if you purchase through them, we earn a small commission at no extra cost to you. This never affects our recommendations. See our full Affiliate Disclosure. Pricing Note: Prices shown are approximate and may change. Always check the retailer for current pricing. Last verified: April 2026. The Pitch The Litter-Robot 4 promises to eliminate the worst part of cat ownership: scooping the litter box. It automatically sifts waste into a sealed drawer after each use, controls odor with a carbon filter and sealed design, and sends you phone notifications when the drawer is full. All for approximately $700. ...