
Collectr
CollX
Price Charting
Double Holo
CardStream AI
TCG Vault
GradeCard.app
Real-time Pokémon card prices and sales data across major marketplaces

Exam.net
StudySpaces is a white-label tutoring and test prep platform with built-in SAT, ACT, etc. curriculum, auto-graded mock exams, and a branded student portal.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | cardindex.co | studyspaces.com |
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| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


CardIndex is a real-time price tracker for graded and raw Pokémon cards. It aggregates completed sales and active listings from eBay, Goldin, Alt, Fanatics Collect, and Heritage into one searchable database, letting collectors and investors compare PSA, BGS, and CGC prices side by side, spot...
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When comparing CardIndex and StudySpaces, you can also consider the following products.

Collectr is the world’s fastest growing collectibles portfolio manager.
Compare Collectr to CardIndex or StudySpaces:

A platform for creating and conducting exams and assessments.
Compare Exam.net to CardIndex or StudySpaces:

CollX (“collects”) answers the age-old question: “What’s it worth?” The app can scan any baseball, football, or basketball card and instantly ID it and get the avg market value.
Compare CollX to CardIndex or StudySpaces:


Buy and sell Pokemon cards with a 4.9% seller fee, scan cards instantly with our card scanner, and see live prices for raw and graded cards.
Compare Double Holo to CardIndex or StudySpaces:

Cardstream.ai is open-source software that identifies trading cards the moment they appear on a live stream: name, set, card number and confidence in about half a second. It runs on your CPU and calls the recognition API once per card, not per frame.
Compare CardStream AI to CardIndex or StudySpaces: