About this app
Now you can buy, sell & trade your sports cards & memorabilia with MaddCards. Connect with nearby sports cards enthusiasts via integrated GPS Maps and build your collection. Simply download MaddCards to get started.
Latest release
What’s New
- Minor UI Fixes - Twitter issue resolve
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 22, 2026 · 7:57 AM Free
Screenshots
