| Slabline | Market Movers | |
|---|---|---|
| Values from recorded sales, by grade | Every grade, from 6.25M recorded sales (eBay, marketplaces, auction houses incl. Heritage and Goldin) | Sales from eBay, Fanatics Collect, Goldin, Heritage and more; grade-ratio reports |
| Population / gem rate | PSA, BGS, SGC & CGC (GemRate) | Population counts per lookup and across grades |
| AI Pre-Grade (free allowance) | 10 free a month with a free account (2 as a guest) | — |
| Insurance / appraisal schedule | Insurance-ready appraisal schedule | — |
| Cert lookup | PSA, BGS, SGC & CGC | PSA, BGS, SGC & CGC |
| In ChatGPT | Listed ChatGPT app | — |
| Price | Free; Collector $9.99/mo; Insured $14.99/mo; Pre-Grade packs from $0.99 | Starter $9.99/mo; Premium $24.99/mo; Unlimited $49.99/mo (no free tier found) |
| Cards covered | 1.57M cards: sports, Pokémon, Magic, Yu-Gi-Oh, One Piece, Lorcana, Riftbound and more | Sports and Pokémon/TCG; nearly 7M cards |
| Platforms | iOS, Android, web, ChatGPT | iOS, iPad, Android, desktop |
Facts as of November 4, 2026.
— = not found in the app’s public listing or website as of November 4, 2026. It may exist; we could not confirm it.
Names belong to their owners. Facts are from each app’s public App Store listing, website or press release as of November 4, 2026. Corrections welcome — email brian@hobbysmartcases.com.
What Market Movers does well
- Sales from eBay, Fanatics Collect, Goldin, Heritage, Pristine and more
- Cert lookup (PSA, BGS, SGC, CGC) and population counts across grades
- Grade and variation ratio reports
Where Slabline differs
- Free tier, plus AI Pre-Grade: 10 free a month
- Insurance-ready appraisal schedule
- Values every grade from 6.25M recorded sales; listed ChatGPT app
Which should you choose?
- Choose Market Movers if…
- You are an active investor who wants detailed sales data and ratio reports.
- Choose Slabline if…
- You want free per-grade values, grading decisions and insurance documentation for the cards you keep.
See it on your own card
Pre-Grade a raw card free — 10 a month with a free account — or look up what a graded card sells for at every grade.
