Market Movers vs Slabline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Market Movers
Track your sports and trading card collection with a comprehensive price guide and market analysis. Discover underpriced cards and manage your inventory with ease.
- Track sports card collection
- Price guide for 2M+ cards
- Includes non-sports cards
- Deals feature for underpriced cards
- Market analysis tool
- Track sealed products
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Take your trading card collection to the next level with Market Movers by Sports Card Investor. More than just a card scanner, price guide, or collection tracker, Market Movers delivers a powerful, all-in-one platform built for collectors and investors alike. With a fully reimagined interface and an all-new suite of features, you’ll be ready to take your hobby experience to the next level, whether you collect Sports cards, Pokemon, or TCG! Dive into sales history, uncover hidden deals, and use powerful grade, variation, and player ratio reports to stay ahead of trends. If you're buying, selling, or investing, Market Movers will give you the edge. Download now to stay ahead of the trading card market and make every MOVE count. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Our company’s privacy policy: https://www.sportscardinvestor.com/privacy-policy/
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
The clearest difference is review sentiment: Slabline at 100% against Market Movers's 39%. Slabline also leads on rating (5.0 vs 4.6). Market Movers's advantage is ratings volume (1.7K vs 6) and chart position (#60 vs unranked). On price, update cadence, 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. Market Movers sells 6 in-app purchases, starting at $9.99 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.
Slabline holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Market Movers has 1.7K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 39% of Market Movers's written reviews are positive against 100% of Slabline's.
Market Movers ships an update every 3 weeks, Slabline every 11 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.
| Parameter | Market Movers | Slabline |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (1.7K ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 38.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.7K — better | 6 |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #60 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.2 — better |
| Further details — not scored | ||
| Size | 83 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Sports Card Investor, LLC | Hobby Smart Cases, LLC. |
Customer experience
Market Movers
Slabline
Bugs and requests
Market Movers
Reported bugs
4 issues- Login issues and account problems
- Scanning not working as expected
- Dashboard and search functions not reliable
- Compatibility problems on mobile devices
Requested features
5 requests- Expand card database
- Improve search and scanning capabilities
- Add more filtering and sorting options
- Provide better support for raw cards
- Offer more affordable subscription tiers
Slabline
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Market Movers
- Starter Monthly7 Days trial$9.991 Month
- Premium Monthly7 Days trial$24.991 Month
- Unlimited Monthly7 Days trial$49.991 Month
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- Starter Annual7 Days trial$99.991 Year
- Premium Annual7 Days trial$249.991 Year
- Unlimited Annual7 Days trial$499.991 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
