Mystery Slab Week · Spin for a free prize, every account wins →
Graded sports trading cards in protective slabs under warm light
Market Live · 4,182 sales last hour

Every Card.
One Home.
Zero Fees.

Buy, sell and trade cards and memorabilia on a zero-fee secondary market. Get free AI grading feedback, check real comps in seconds, and track player values like stocks.

★ 4.9 from 18,000+ reviews · Escrow protected · No card required

Collectors
200K+
Traded
$2.4B
AI Grading
Free
Listing Fee
0%
L. Doncic RC /99$4,280▲ 6.4%M. Jordan '86 Fleer PSA 8$41,500▼ 2.1%C. Ohtani Topps Chrome RC PSA 10$3,120▲ 11.8%V. Wembanyama Prizm Gold RC$2,760▼ 4.3%T. Brady Contenders Auto$18,900▲ 1.7%C. Caitlin Clark Prizm RC$1,455▲ 22.5%K. Bryant Topps Chrome RC$27,300▲ 3.2%P. Mahomes National Treasures$62,000▼ 1.4%L. Doncic RC /99$4,280▲ 6.4%M. Jordan '86 Fleer PSA 8$41,500▼ 2.1%C. Ohtani Topps Chrome RC PSA 10$3,120▲ 11.8%V. Wembanyama Prizm Gold RC$2,760▼ 4.3%T. Brady Contenders Auto$18,900▲ 1.7%C. Caitlin Clark Prizm RC$1,455▲ 22.5%K. Bryant Topps Chrome RC$27,300▲ 3.2%P. Mahomes National Treasures$62,000▼ 1.4%

As featured in

ESPNThe AthleticSports Collectors DigestBleacher ReportForbes

Trusted by 200,000+ collectors

Collectors love Slabline

Rated 4.9 out of 5 from more than 18,000 verified reviews.

"The free AI grade said 9.5 on my Wemby rookie. PSA came back 9.5. I'll never submit blind again."

Marcus T.

Basketball collector · Atlanta

"Sold a game-used jersey with zero listing fees. Payout landed the same day the buyer confirmed."

Dana R.

Memorabilia dealer · Chicago

"The comp tracker is basically my stock app now. I check my players' values every morning."

Jae K.

Baseball collector · Seattle

Escrow Protected

Funds held until the buyer confirms delivery.

Authenticated Items

Every memorabilia piece verified before listing.

Bank-Level Security

256-bit encryption and 2-factor sign-in.

Best Collector App 2026

Hobby Innovation Awards winner.

What's Inside

Everything a collector needs

One account for the market, the grading, the data and the display case.

0% LISTING FEE

Secondary Market

List cards and memorabilia with zero listing fees. Escrow-protected payments, verified shipping, and instant payouts when the buyer confirms.

FREE · UNLIMITED

AI Grading Feedback

Snap four photos and get a predicted grade with centering, corners, edges and surface scores — free, unlimited, before you ever pay for submission.

LIVE SALES DATA

Comp Checker

Real sold comps pulled across every major marketplace, filtered by grade, parallel and serial number. No guesswork, no cherry-picked listings.

AUTHENTICATED

Memorabilia Vault

Game-used jerseys, signed balls, ticket stubs and photo-matched pieces, all authenticated and stored in a searchable, provenance-tracked vault.

INSTANT NOTIFY

Price Alerts

Set a target price on any card or player. Get an instant push or email the moment a matching listing drops or a comp crosses your line.

DAILY VALUATION

Collection Portfolio

Scan your cards once and watch your whole collection's value update daily, with gains, losses and top movers like a brokerage account.

Live Card Market

The card market, ticking in real time

An index of card sales across every major marketplace, updating every second like a stock chart.

Live · Slab 500 Index

1862.85

▲ 5.28% today

4,182 sales last hour

Open 1769.38High 1862.85Low 1769.38

Market Movers

Trending in the last 24 hours

Every row is backed by verified sold comps, not asking prices.

PlayerSetGradeLast SaleSource24HSales
Victor Wembanyama2023-24 Prizm Gold RCPSA 10$2,760—-4.3%412
Caitlin Clark2024 Prizm RCPSA 10$1,455—+22.5%1,208
Shohei Ohtani2018 Topps Chrome RCPSA 10$3,120—+11.8%336
Michael Jordan1986 Fleer #57PSA 8$41,500—-2.1%58
Luka Doncic2018 Optic Holo RCPSA 10$4,280—+6.4%271
Patrick Mahomes2017 National Treasures RPABGS 9$62,000—-1.4%12

Sample market data — live sold comps load automatically when available

Live Comp Tracker

Player values, charted like stocks

A free rolling index of what a player's cards and memorabilia actually sell for — updated with every confirmed sale.

CLRK · Composite Index

$1,455

▲ 22.5% · 30 days

30d High
$1,610
30d Low
$980
Active Listings
1,208
Data Cost
$0.00

Sample index data — live sold comps load automatically when available

Trade Matcher

Tell us what you have. We find the trade.

Build an I Have / I Want list and we surface collectors holding your grails — with the cash balance already worked out from live comp data.

  • Ja Morant Prizm Silver RCPSA 10$640
  • Anthony Edwards Select RCPSA 9$415
  • Bobby Witt Jr. Chrome AutoBGS 9.5$890
List value$1,945

3 matches found · updated 2 min ago

They send

Caitlin Clark Prizm RC · PSA 10

$1,455

You send

Bobby Witt Jr. Chrome Auto · BGS 9.5 + Ja Morant Prizm · PSA 10

$1,530

Balance suggestion: they add $75 cash

Break Rooms

Group breaks, hosted natively

No third-party stream, no separate checkout. Buy a spot, watch the rip, and hits land straight in your vault.

Live 1,842

2024 Panini National Treasures FB

Pick Your Team · 32 spots · Host RipCityBreaks

27/32 spots84% filled
$189/spot
Live 623

2023-24 Prizm Basketball Hobby Case

Random Team · 30 spots · Host SlabSquad

30/30 spots100% filled
$74/spot
Tonight 8:00 PM ET

2024 Bowman Chrome Baseball 2-Box

Pick Your Team · 30 spots · Host DiamondRips

12/30 spots40% filled
$58/spot
Fri 9:30 PM ET

2024 Topps Chrome UFC Hobby Case

Random Fighter · 24 spots · Host OctagonBreaks

5/24 spots21% filled
$42/spot

Set Completion

Chase the whole set, not just the hits

Track every base card you own and get the cheapest path to completion from live listings.

Baseball

2024 Topps Series One

82%

287 of 350 cards63 to go

Cheapest path to completion

  • #12Elly De La Cruz$4.25
  • #88Paul Skenes RC$38.00
  • #145Corbin Carroll$3.10
  • #201Jackson Holliday RC$21.50
  • #310Aaron Judge SP$12.75
Top 5 cheapest needs$79.60

Card Show Finder

Every show within your radius

Set the miles and see what's coming up near you — vendor counts, admission and show size included.

120 mi
10 mi4 shows found250 mi
Sat, Sep 19LARGE

Tri-State Card & Collectible Expo

Secaucus, NJ · 14 mi

180 vendors$12
Sun, Sep 20MED

Brooklyn Breakers Market

Brooklyn, NY · 22 mi

64 vendors$5
Fri, Sep 25MEGA

Philly Sports Card Mega Show

Oaks, PA · 88 mi

420 vendors$20
Sat, Oct 3MED

Hartford Hobby Weekend

Hartford, CT · 118 mi

96 vendors$8

Mobile App

Take Slabline to every card show

Everything on the website, built for your phone. Free on iPhone and Android.

  • Scan a card with your camera for an instant AI grade
  • Push alerts the second a card you want gets listed
  • Your portfolio value and live comps in your pocket

★ 4.8 App Store · 50K+ downloads

Portfolio▲ 4.2%

$18,420

Wembanyama Prizm Gold PSA 10
Ohtani Topps Chrome PSA 10
Clark Prizm RC PSA 10
Scan a Card

Limited Time · Ends Sunday

Mystery Slab Week: spin to win

One free spin per collector. Every spin wins, from free grading for life to a mystery graded card shipped to your door.

  • FREE AI grading for life
  • $25 Slabline credit
  • Mystery slab worth $50+
  • Free shipping for a year
  • 2x reward points for 30 days
  • VIP pass to a card show
SL

Email Rewards

Get rewarded for staying in the loop

Join the Slabline email list, earn points, and trade them for free grading, shipping credit and show passes.

Start with 500 points

Sign up in 5 seconds

  • Join the email list+500
  • Open the weekly market report+100
  • Refer a friend who signs up+1,000
  • Your first sale or purchase+250
01

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Rookie

Free AI grading + weekly comps email

02

2,500 pts

All-Star

$10 shipping credit + early break access

03

10,000 pts

Hall of Fame

Free grading submission + VIP show passes

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How it works

Start in three steps

  1. 01

    Create a free account

    Sign up in 30 seconds. No credit card, no listing fees.

  2. 02

    Scan or search a card

    Get a free AI grade and real sold comps instantly.

  3. 03

    Buy, sell or trade

    List, match trades, or buy with escrow protection.

Your collection deserves better

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