Instant Card Grading vs OneCollector OPTCG Companion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Instant Card Grading
Analyze the centering of your trading cards instantly and accurately. This tool provides professional-quality pre-grading analysis to help you decide which cards to submit for official grading, saving you time and money.
- Instant centering analysis
- Free pre-grading tool
- Professional-grade accuracy
- Works with all trading cards
- Easy-to-use interface
- Save and track cards
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Save hundreds on PSA and SGC grading fees! Instant Card Grading gives you professional-quality centering analysis for your trading cards in seconds. Free, fast, and accurate pre-grading before you submit to PSA or SGC. Key Features: - Instant centering analysis - Free pre-grading tool - Professional-grade accuracy - Works with all trading cards - Easy-to-use interface - Save and track your cards Perfect for: - Collectors pre-screening cards for official grading submission - Trading card investors - Sports card enthusiasts - Pokemon card collectors - Vintage card specialists
OneCollector OPTCG Companion
Track your trading card collection, scan cards instantly, and monitor market prices. Build and analyze decks, set price alerts, and discover market trends. Supports multiple languages and real-time syncing across devices.
- Instant card scanning
- Collection value tracking
- Price alerts
- Deck builder and analysis
- Market trend monitoring
- Multi-language support
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OneCollector is the all-in-one app for OPTCG collectors and players: card scanner, prices from multiple markets, price alerts and deck builder. SCAN YOUR CARDS INSTANTLY • Up to 9 cards recognized in a single photo • Add them to your collection or check their price right away YOUR COLLECTION'S VALUE • Cardmarket prices in euros • TCGplayer prices in dollars for English cards • Total value of your collection and its history • Price chart for every card • Price alerts: get notified when a card hits your price EVERY CARD • All cards from the English, Japanese and French sets • Variants and alternate arts, progress per set and rarity • Sealed products FOLLOW THE MARKET • Choose your market: Cardmarket or TCGplayer • Hot cards: the strongest price moves of the last 6 months, every day • Market movers: the biggest gainers and losers across cards and products • Best sellers, top cards and bargains DECK BUILDER • Build, manage and analyze your decks with detailed statistics • Meta and tournament decks, recommended decks • Import, export and share your decks AND MORE • Pack simulator • Shareable wishlists and custom tags • Collection statistics and CSV export • Real-time sync across your devices • App in English, German, French, Spanish and Italian A REAL DEVELOPER, A REAL COMMUNITY Behind OneCollector is a real developer, not an app factory. Ask questions, share ideas and get the latest news directly on our Discord. Some features require a OneCollector Pro subscription. OneCollector is an unofficial app and is not affiliated with or endorsed by Bandai. Terms of Usage: https://www.onecollector.de/terms
Screenshots
Verdict
The clearest difference is review sentiment: OneCollector OPTCG Companion at 71% against Instant Card Grading's 29%. OneCollector OPTCG Companion also leads on rating (4.2 vs 3.5) and update cadence (every 3 weeks vs every 4 months). On price, ratings volume, 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. Instant Card Grading sells 1 one-off in-app purchase and OneCollector OPTCG Companion sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.
OneCollector OPTCG Companion holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 19 and 26 respectively. Written reviews point the same way: 29% of Instant Card Grading's written reviews are positive against 71% of OneCollector OPTCG Companion's.
Instant Card Grading ships an update every 4 months, OneCollector OPTCG Companion every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Instant Card Grading | OneCollector OPTCG Companion |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (19 ratings) | 4.2 (26 ratings) — better |
| Positive reviews | 28.6% of reviews | 71.2% of reviews — better |
| Number of ratings | 19 | 26 — better |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 28 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | 12 Triangles LLC | Ertan Armutcu |
Customer experience
Instant Card Grading
OneCollector OPTCG Companion
In-app purchases
Instant Card Grading
- Remove Ads$1.99
OneCollector OPTCG Companion
- Pro Version (Promo)$19.991 Year
- Pro Version1 Year trial$29.991 Year
Questions
Is Instant Card Grading free?
Is OneCollector OPTCG Companion free?
Which has better reviews, Instant Card Grading or OneCollector OPTCG Companion?
Do Instant Card Grading or OneCollector OPTCG Companion have ads?
Which is updated more often, Instant Card Grading or OneCollector OPTCG Companion?
Other comparisons
