MintPick vs gemly_card
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MintPick
Instantly measure card centering from any photo using AI. Get accurate Left/Right and Top/Bottom ratios for various grading standards. Ideal for collectors of trading cards and sports cards.
- AI-powered centering measurement
- Works on any photo (camera, screenshots)
- Perspective correction
- Grade estimates for PSA, BGS, CGC
- Compare cards before buying
- Pre-screen cards for grading
- Cross-device sync (iOS & Web)
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MintPick measures card centering from your camera or any online listing photo — no flat scan, no lightbox needed. Get accurate Left/Right and Top/Bottom ratios in seconds, with grade estimates against PSA, BGS, CGC, SGC, and TAG centering standards. Built for Pokémon TCG, One Piece, Lorcana, Magic: The Gathering, Yu-Gi-Oh!, and sports cards. AI-POWERED CENTERING IN SECONDS • Automatic card detection — point, snap, done • Manual corner fine-tuning when you want pixel precision • Left/Right and Top/Bottom centering ratios (e.g. 50/50, 55/45, 60/40) • Centering quality from Gem Mint to Off-Center WORKS ON ANY PHOTO • Perspective correction handles tilted angles, reflections, and toploader shots • Scan from camera, photo library, or saved screenshots from eBay, Whatnot, or TCGplayer listings • No flat scanner or lightbox required COMPARE BEFORE YOU BUY • Spotted two copies of the same card on different listings? Save both and compare side by side • Build a Board of candidates and Stacks of multiple sellers • Pick the best-centered copy before you bid — never overpay for a worse copy again SAVE MONEY ON GRADING • Pre-screen raw cards before your next PSA, BGS, CGC, SGC, or TAG submission • Front and back centering — catch the hidden back miscentering that drops a 10 to a 9 • Stop submitting cards that won't gem because of centering PRO LISTINGS & SELLING • Branded centering export — share centering proof with buyers, consigners, or your Whatnot stream • Visual overlay showing exactly where the card sits within its borders • One-tap save and share iPHONE + WEB, IN SYNC • Scan at the card show on your phone, sort and review on your laptop later • Your Board syncs across iOS and the MintPick web app • No other centering app does this FREE TO USE Core centering measurement is free with no scan limits and no account required. Sign in to sync your Board across devices and keep scans available everywhere. Upgrade to MintPick Pro to unlock: • Stack comparison for multi-seller buy decisions • Unlimited Board capacity • Re-edit any saved scan • Listing Pro exports (branded, ready for buyers) • Ad-free experience MintPick Pro: • Monthly: $0.99 / month • Annual: $8.99 / year (save 24%) • Payment is charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless canceled at least 24 hours before the end of the current period • You can manage and cancel subscriptions in your Apple ID account settings Privacy Policy: https://mintpick.dev/privacy Terms of Use: https://mintpick.dev/terms MintPick is an independent tool and is not affiliated with, endorsed by, or connected to PSA, Beckett/BGS, CGC, SGC, TAG, The Pokémon Company, or any official grading company. Centering scores are estimates for reference purposes only
gemly_card
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Gemly measures the centering of your trading cards. • Snap a photo — the card is auto-straightened • Card edges align automatically; just set the inner artwork frame • Zoom in on a ruler grid for precise, pixel-level adjustment • Instantly see top/bottom and left/right border ratios (e.g. 52/48) and a centering score • Save your measurements and revisit them anytime Know exactly how well-centered your card is before you send it off for grading. Note: Gemly is a reference measuring tool and does not provide official grades.
Screenshots
Verdict
The clearest difference is price: MintPick at Free against gemly_card's $0.99. MintPick also leads on iOS requirement (15.1 vs 17.6). gemly_card's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support 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
MintPick is free to download; gemly_card costs $0.99 up front. MintPick sells 2 in-app purchases, starting at $0.99 per month. gemly_card asks for nothing beyond the download.
MintPick ships an update every 2 weeks, gemly_card every 5 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.
| Parameter | MintPick | gemly_card |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 79 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Guangyu Wang | onnomad inc. |
In-app purchases
MintPick
- MintPick Pro$0.991 Month
- MintPick Pro$8.991 Year
gemly_card
No in-app purchases









