Whisker · Litter box
Litter-Robot 4
multi-cat households done scooping
90PetScore
No subscription
Sticker price$699
True cost (3 yr)$1,131
≈ $12/mo after purchase
14 devices · every cost on the receipt
The verdict includes the subscription.
A $50 GPS collar costs $374 over three years. A $699 litter box costs less per month than the "cheap" one with proprietary liners. We price the device, the subscription, and the consumables — then we hand you the receipt.
Sub required Optional sub No subscription· flagged on every device
PetTechVerdict · True Cost
Whisker Litter-Robot 4
Devicetypical street price$699
Subscription × 36 monone — ever$0
Consumables × 36 moany clumping litter + optional liners/filters$432
Total (3 yr)$1,131
The leaderboard
Highest-scored devices
SureFeed · Smart feeder
Microchip Feeder Connect
multi-pet food policing via microchip
88PetScore
No subscription
Sticker price$180
True cost (3 yr)$288
≈ $3/mo after purchase
Tractive · GPS tracker
GPS Dog 4
escape-artist dogs
87PetScore
Sub required
Sticker price$50
True cost (3 yr)$374
≈ $9/mo after purchase
SureFlap · Pet door
Microchip Pet Door Connect
stray-proofing the cat door
87PetScore
No subscription
Sticker price$229
True cost (3 yr)$265
≈ $1/mo after purchase
Tractive · GPS tracker
GPS Cat Mini
live GPS for outdoor cats
86PetScore
Sub required
Sticker price$50
True cost (3 yr)$374
≈ $9/mo after purchase
PETLIBRO · Smart feeder
Granary WiFi Feeder
reliable single-pet scheduled feeding
85PetScore
No subscription
Sticker price$90
True cost (3 yr)$162
≈ $2/mo after purchase
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From the clinic notebook
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The Proprietary Consumables Trap in Pet Tech
Sell the machine cheap, then own the refills. How proprietary liners and filters quietly turn a $60 discount into a $204 premium, real examples from our database, and a five-minute pre-purchase check to spot the trap.
The monthly receipt
Subscription hikes, flagged first
When a pet tech brand raises its plan price or moves a feature behind a paywall, every affected receipt on this site updates — and you get one email about it. No filler.