Card Ladder vs Slabline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Card Ladder
This app provides detailed sports card data, including sales history and value estimations from multiple platforms. Track your collection's growth, monitor player performance, and stay updated with hobby news. It offers free access to basic features and an enhanced experience with a professional subscription.
- Sports card value tracking
- Collection analytics
- Sales data from 14 platforms
- Daily hobby news
- Player market performance tracking
- Price alerts
- Card population growth monitoring
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The Most Accurate Sports and Pokemon Card Price Guide and Collection Tracker on the Market Track and grow your collection with comprehensive analytics and value estimations for millions of cards, including sales data from all the top platforms. Browse for free, or take your game to the next level with Card Ladder Pro. Free Features • Search card values and statistics of our verified cards • Read daily hobby news, content, and headlines • Browse daily sales recaps • Follow the Card Ladder Index daily • Buy cards from several marketplaces Card Ladder Pro Features • All the FREE Features • View all-time sales history from every marketplace • Advanced value estimation for millions of cards backed by our industry leading indexes • Add any card to your collection with accurate value estimates • Track the value of your whole collection • Track player market performances • Configure price alerts • Customize your own dashboard • Advanced searching, filtering and sorting • In-depth comparisons of multiple cards • View collection showcases of other members ...and so much more! Love Card Ladder? Follow us on Instagram: https://www.instagram.com/cardladder/ Follow us on Twitter: https://twitter.com/CardLadder Terms of Use: https://www.cardladder.com/terms Privacy Policy: https://www.cardladder.com/privacy
Slabline
This app helps collectors manage and value their graded trading cards. It provides a protection score, live valuations, and insights into market trends. It also offers features for insurance and quick card entry.
- Slabline Score™ for protection
- Live valuation of graded cards
- Grader comparison (PSA, BGS, SGC, CGC)
- Concentration and liquidity analysis
- Insurance-ready broker schedule
- Camera scanning for card entry
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Slabline is the decision engine for graded trading-card collections. Add your slabs and Slabline values them live — then scores how well you're protecting them, the way an underwriter would. • Slabline Score™ — a 0–1000 protection score, with the factors behind it • Live valuation — comp-backed values for every graded card • Which grader pays most — PSA, BGS, SGC or CGC, and what you'd get selling today • Concentration & liquidity — see where risk is hiding • Insurance-ready — broker schedule and claim pack in one tap • Scan — point your camera at a slab to add it instantly • Sign in with Apple — one tap to get started Free to start — up to 25 cards, forever. Insured and Vaulted plans add the broker schedule and weekly market brief. Terms of Use (EULA): https://slabline.ai/terms
Screenshots
Verdict
Card Ladder and Slabline both sit at 4.9 stars, but that hides the real split: 100% of Slabline's written reviews are positive against 51% of Card Ladder's. Card Ladder's advantage is ratings volume (11K vs 6) and update cadence (every 3 days vs every 11 days). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Card Ladder sells 2 in-app purchases, starting at $19.99 per month and Slabline sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for Card Ladder against 5.0 for Slabline. That said, the two scores are not equally well evidenced: Card Ladder has 11K ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 51% of Card Ladder's written reviews are positive against 100% of Slabline's.
Card Ladder ships an update every 3 days, Slabline every 11 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.
| Parameter | Card Ladder | Slabline |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (11K ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 51.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 11K — better | 6 |
| Update frequency | Every 3 days — better | Every 11 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | #9 — better | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 — better | 15.2 |
| Further details — not scored | ||
| Size | 43 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Ladder Studios, Inc | Hobby Smart Cases, LLC. |
Customer experience
Card Ladder
Slabline
Bugs and requests
Card Ladder
Reported bugs
4 issues- Login issues
- App crashes
- Pro mode not working
- Inconsistent card data
Requested features
5 requests- Ability to add cards without purchase price
- More sports card data (especially for older/less popular players)
- Improved search functionality
- Better customer support
- Dark mode option
Slabline
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Card Ladder
- Card Ladder PRO Monthly7 Days trial$19.991 Month
- Card Ladder PRO Yearly7 Days trial$199.991 Year
Slabline
- Collector Monthly7 Days trial$9.991 Month
- Insured Monthly7 Days trial$14.991 Month
- Collector Annual7 Days trial$99.001 Year
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- Insured Annual$149.001 Year
