What fits, item by item
Litter-Robot 5 Pro Whisker
ConfirmedThe captured U.S. product page names the Whisker app for monitoring and control.
United StatesCheck the conditions and source
Litter-Robot 5 Pro Litter-Robot 5 LitterHopper
ConfirmedWhisker lists the Litter-Robot 5 LitterHopper as a compatible add-on.
United StatesCheck the conditions and source
Litter-Robot 5 Pro Whisker PetTag
ConfirmedWhisker lists PetTag as a compatible add-on for cat identification.
United StatesCheck the conditions and source
Litter-Robot 5 Pro Litter-Robot Waste Drawer Liners
ConfirmedWaste-drawer liners are listed in the captured product package contents.
United StatesCheck the conditions and source
Litter-Robot 5 Pro Litter-Robot Carbon Filter
ConfirmedA carbon filter is listed in the captured product package contents.
United StatesCheck the conditions and source
Cat identification is not the same job as refilling
LitterHopper is the refill add-on. PetTag addresses identity through RFID, while camera-based Cat ID uses visual identification. These are different mechanisms, not alternative names for the same accessory.
Whisker describes possible benefit from combining camera recognition and PetTag where cats look very similar. That is a conditional use case, not a guarantee of perfect identification or a requirement that every household buy both.
Whisker · www.whisker.comWhisker Support · www.litter-robot.com
Separate what is included from what must be selected
The documented Pro package lists waste-drawer liners and a carbon filter. These are consumables, unlike a refill or identification add-on. Keep them in the package-contents column when comparing listings so a supplied item is not mistaken for a distinct capability.
For replenishment, the confirmed relationship refers to the named consumable. It does not establish every third-party liner or filter as an equivalent, nor does a missing item from this list prove incompatibility.
Leave video entitlement out of the hardware verdict
The Whisker app handles connected setup and controls; camera viewing and retention then follow the free or Whisker+ tier. A compatible accessory does not confer a different account entitlement.
Finish the hardware check with the exact accessory and model, then compare video limits on the camera-access page. This keeps an accessory purchase from being used as an answer to a subscription question.
Whisker · www.whisker.comWhisker Support · www.litter-robot.com
FAQ
Litter-Robot 5 Pro frequently asked questions
Each answer stays within the facts and sources shown on this page.
01Does every camera-equipped household also need PetTag?
No universal requirement is stated. Whisker distinguishes visual Cat ID from PetTag’s RFID identification and describes possible benefit from using both where cats look very similar. That is a use-case suggestion, not an accuracy guarantee.