Grand Line Binder is the ultimate companion app for One Piece Trading Card Game collectors and players.

━━━ COLLECTION TRACKER ━━━
Build your personal card collection by scanning cards with your camera or browsing the full card
database. Track copies, card condition, and organize everything into custom binders. See your set
completion progress at a glance and get notified when you complete a set.

━━━ CARD SCANNER ━━━
Point your camera at any One Piece TCG card and the app identifies it instantly using OCR. Add it to
your collection in one tap. Supports all booster sets, starter decks, extra boosters and promo cards.

━━━ DECK BUILDER ━━━
Build and manage unlimited decks with full validation — the app tells you when your deck is legal and
ready to play. Import decklists from text, load official starter deck templates, or browse meta decks
from top tournaments. Export your decks to share with friends.

━━━ LIVE PRICES ━━━
See real-time market prices for every card in your collection. Track your total collection value and spot which cards on your wishlist have dropped in price. Price history sparklines show you trends at a glance.

━━━ META & TOURNAMENTS ━━━
Stay up to date with the current meta. Browse top-performing decks from recent Limitless TCG tournaments, see tier rankings, and find out which cards you're missing to build competitive decks.

━━━ WISHLIST ━━━
Keep track of cards you're hunting for. One tap opens the card directly on Cardmarket so you can buy it instantly.

━━━ STATS & INSIGHTS ━━━
Get a full breakdown of your collection by rarity, color, type and set. See your collection's estimated value and track set completion percentages.

━━━ OFFLINE SUPPORT ━━━
Download card images for offline use. Your collection is stored locally on your device — no account required, no data sent to any server.

━━━ CARD DATABASE ━━━
Covers all booster sets (OP01–OP15), extra boosters (EB01–EB04), starter decks (ST01–ST29), premium boosters and promos. Updated regularly.

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Unofficial app — not affiliated with Bandai Co., Ltd.
One Piece TCG is a trademark of Bandai.