Observed arrival · 2026-11-05
CartGoblin does the math on your whole grocery list
A private-beta tool for Denver-area households that compares grocery lists across local stores, including fees, memberships, card rewards, and two-store splits.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Households shopping at Denver-area grocery stores
- Worth noticing
- The sample Walmart total itemizes a $6.99 delivery fee and a $0.32 card-reward deduction.
Field notes
The page accepts lists in ordinary shorthand and says users can also photograph a handwritten list. Its example shows three items at Walmart for $13.12, with a $6.99 delivery fee and a $0.32 card-reward deduction included. The listed coverage ranges from national chains such as Aldi and Target to Denver-area Marczyk Fine Foods; the service is currently described as a small private beta.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
⊠LoginAccess appeared gated
◎NicheUnusually specific use
One card from the complete issue