Short answer
Pick Spoly if you collect sports cards and want a scanner, preliminary grade, price tracking and reminders for releases, submissions and listing deadlines in one app. Pick Binder AI if you also collect Pokémon or other trading card games, want your estimate on a named scale (PSA, BGS or TAG), or want to use it on the web. The two overlap more than most scanner apps, so a same-card test, described near the end of this page, is the best way to choose.
Feature and pricing table
| Binder AI | Spoly | |
|---|---|---|
| Pricing | Free download; grading included in $1.99/week, $3.99/month or $24.99/year on the website ($4.99/month or $29.99/year in the App Store) | Free download. Its App Store in-app purchase list shows Spoly Yearly Premium $39.99, Spoly Premium 7-Day Trial $39.99, Spoly 7-Day Trial $29.99 and first-month offers at $29.99 and $39.99 |
| Free option | Free download; grading needs a subscription | Free download; the listing does not say what is free. Trial items appear in its purchase list |
| Grade estimates | Overall estimate on the PSA, BGS or TAG scale you choose | Preliminary grade estimate; the listing does not name a grading scale |
| Condition areas | Centering, corners, edges, surface, with written condition notes, plus a manual centering tool | Centering, corners, edges and surface |
| Card ID | Yes | Set, player, year and key details from a photo |
| Prices and values | eBay sold prices, price history, graded value table | Values from recent eBay sales, auction results and collector marketplaces; price changes over time |
| Collection | Binders by game or sport, sharing, wishlists | Collection value, photos, notes and tags; cloud sync for registered users |
| Extras | Written condition notes with each grade estimate | Reminders for releases, grading submissions and listing deadlines; listings and a watchlist on its website's feature list |
| Platforms | iOS, Android, web | iPhone and iPad (also listed for Apple silicon Macs and Vision Pro), Android |
| Cards covered | Pokémon, MTG, Yu-Gi-Oh!, One Piece, Digimon, Lorcana, baseball, basketball, football, hockey, soccer, WWE, non-sport | Sports cards; its website says 10+ sports |
| App Store rating | Spoly has 4.6 from about 5,400 ratings (October 2026) | |
Spoly's App Store page names its purchases with prices but not always the billing period, and two items share the $39.99 price. Check the price shown in the app before you start a trial.
How each app works
Spoly starts with a scan. Its listing says it identifies the card in one scan, then runs an AI condition check across centering, corners, edges and surface and gives a preliminary grade estimate to help you decide what to submit. Values come from recent eBay sales, auction results and collector marketplaces, with price changes over time. You keep cards in a collection with notes and tags, track its total value, and can set reminders for upcoming releases, grading submissions or listing deadlines.
Binder AI works from a photo of the front and a photo of the back. You choose the PSA, BGS or TAG scale first, and get an overall estimate with centering, corners, edges and surface subgrades and written notes on what it saw. It also identifies the card and shows eBay sold prices, price history and a graded value table. To check centering yourself, use the manual tool in the app or the free card centering calculator on this site.
Where Spoly is stronger
- Reminders. You can set reminders for releases, grading submissions and listing deadlines.
- Price sources. Its listing names auction results and collector marketplaces alongside eBay sales.
- Notes and tags. Its website lists photos, notes and tags for each card, plus cloud sync for registered users.
- Buying tools. Its website describes browsing listings and keeping a watchlist, where available.
- Recent updates. Its latest App Store version came out on October 27, 2026.
Where Binder AI is stronger
- Trading card games. Binder AI covers Pokémon, Magic, Yu-Gi-Oh!, One Piece, Digimon and Lorcana as well as sports. Spoly is a sports card app.
- Named grading scales. You pick PSA, BGS or TAG before grading. Spoly's listing does not say which scale its estimate uses.
- Written notes and a centering tool. Each estimate comes with notes on what the app saw, and you can measure centering yourself.
- Graded value table. Sold prices sit next to what graded copies sell for.
- Web access. Binder AI also runs in a browser.
Which to pick by collector type
- Sports collector who sells often. Spoly's listing deadline reminders and price tracking suit this well.
- Collector of Pokémon or other TCGs. Binder AI, since Spoly lists sports cards only.
- TAG submitter. Binder AI, since it offers a TAG scale.
- Collector who tracks submissions by date. Spoly's grading submission reminders help here.
- Someone who works on a laptop. Binder AI, which has a web version.
For more options, see the best sports card scanner apps, the best AI card grading apps and our Binder AI review.
Run a same-card test
Since both apps look at centering, corners, edges and surface, it is easy to compare them on cards you know.
- Pick three to five raw cards whose real grade you will learn soon, or cards a friend has already had graded. A mix of high and middling grades works best.
- Photograph each card, front and back, on a dark, flat surface with soft light and no glare. Use the same photos in both apps where you can.
- Write down each app's overall result and what it said about centering next to the real grade.
- Count how many land on the real grade and how many miss.
Five cards will not prove accuracy, but it shows which app reads your photos and your cards better. Binder AI's weekly web plan keeps the cost of the test low; see the pricing page.
About Binder AI
Binder AI is an AI pre-grading app for iOS, Android and the web. You photograph the front and back of a card and get an overall grade estimate on the PSA, BGS or TAG scale you choose, with centering, corners, edges and surface subgrades and written condition notes. It also has a manual centering tool, identifies the card, shows eBay sold prices, price history and a graded value table, and sorts cards into binders by game or sport with sharing and wishlists. It supports Pokémon, Magic: The Gathering, Yu-Gi-Oh!, One Piece, Digimon, Lorcana, baseball, basketball, football, hockey, soccer, WWE and non-sport cards. The app is free to download, and grading is included in a subscription: $1.99/week, $3.99/month or $24.99/year on the website ($4.99/month or $29.99/year in the App Store).
