Dupe Trader

Panini World Cup 2026 — duplicate swaps for our group.

One quick thing

What should we call you?

Dupe Trader
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need have duplicate tap to cycle · right-click or long-press for all options

Activity & costs

Scan API charges and what everyone’s been doing. Costs are estimates from token usage.

🔔 Email admins if this month’s scan cost passes $

Set to 0 to turn it off. At most one email per month; sends the moment the month’s total crosses the amount.

Per member

Recent activity

Reports

Private “something went wrong” reports from traders. Only admins see these — they’re never shown to the person reported.

Notifications

How you hear about what users do on the site. Emails go to .

Support page

The “🙏 Support us” tab lets collectors donate spare stickers toward completing a collection’s album.

Invite someone

Add an email to the allowlist so they can sign in.

Members

Toggle admin / invite rights, then Save a row.

Trading groups

People can only see and trade with others who share a group (unless they've set their reach to “everyone”). New members start group-only, so add them to a group here.

Review scanned stickers

Set what you have or want for each border color. For the copy that's stuck in your album, choose Have; extra colors are duplicates to trade. If you own a player in more than one color, tap 📖 to mark which one fills the album slot.

Find a sticker

Type a player name or code, then tap a result to jump to it in your collection — where you can add or edit it the usual way (tap to cycle; right-click or long-press for all options).

Import from a spreadsheet

A quick way to add a big collection at once. Download the template, fill in the “How many do you have?” column — 0 or blank = you don’t have it, 1 = you have it, 2 or more = you have doubles — then save it as CSV and upload it here. You’ll get a preview before anything is saved, and you can undo the whole import afterwards.

Standard stickers only for now. Colored parallels are added the usual way (right-click or long-press a sticker) after importing.

Reserve spare copies you’ve promised in a deal that isn’t final yet. Stickers on hold are hidden from your trade list, from Matches, and from new proposals — until you release them.

Tap + to choose how many copies to set aside, then pick who they're for.

Holding for a friend who isn’t on Dupe Trader? Pick “Someone not on Dupe Trader…” and name them — the stickers stay set aside until they visit and you record the trade.

Gift a sticker

Give a duplicate with nothing in return — perfect once you’ve finished your own album. They just confirm the handoff, like any trade.

Manage collections

Rename your own account, and manage collections you run — rename or delete them, add a co-manager (so another parent can help from their own login), and set the parent-approval gate.

Record an offline trade

Log a swap you made in person or over a call. This updates this collection only — it can’t change the other person’s. Fill in both sides of the swap.

📤 Gave away removes these duplicates

📥 Received fills these gaps in the album

Packing list

Tick each sticker as you pack it. Quote this trade # when you message each other.

Your trade profile

A few optional details shown to people you trade with, so they know who they’re dealing with. No addresses or contact info — just what helps build trust.

📍 My mailing address

Private by default. This is never shown to anyone until you share it for a specific trade you’ve both agreed to — and even then, only the one person mailing your stickers can see it. Use a parent or guardian’s address.

⚠️ Report a problem

This goes privately to a grown-up (the parent involved and the organizers) — never to the other trader, and it's not shown anywhere public. Use it if a swap didn't go right.

💡 Advice for making trades

Keep it fair. Try to swap about the same number of stickers each way. If your side is a lot bigger, the other person will probably say no.

Colored borders are rarer. A colored-border (“parallel”) sticker is much harder to pull than a plain one, so it’s worth more. Trade colored for colored — or expect to add a few plain extras to make up for one colored.

⭐ Some stickers can’t be bought. Panini won’t sell certain ones as 70¢ “missing sticker” replacements — the shiny specials (the logo, mascots, and ball) and superstars (Messi, Ronaldo, Mbappé, Haaland, Lamine Yamal). Those can only come from packs or trades, so they’re much harder to get and worth the most. Don’t give one away for a common you could just re-order — the app marks them with a ⭐.

You only need one of each player. Your album needs a single copy of each player (any border). Every extra — including colors you already have — is a duplicate you can trade away.

It’s OK to say no. If an offer feels uneven, you can decline it or send a counter-offer with what you think is fair.

Feeling generous? If you’ve finished your album — or just want to help someone out — you can 🎁 gift a sticker with nothing in return.

Sealing the deal. Once you both agree, swap the stickers in person (or by mail with a grown-up’s help). When your stickers arrive, tap “✓ I’ve got mine” — it speaks for you only. Once you’ve both tapped it, the app updates both collections at the same moment.

📈 Read the full guide: Sticker Value 101 → — what really makes a sticker rare, and why trading beats buying packs.

Welcome to Dupe Trader! 🎴

Fill your World Cup album by trading the stickers you have doubles of — no more buying packs and hoping for the ones you need.

  1. ➕
    Add your stickers. Tap them in with Find a sticker, or 📷 scan a pile with your phone — the app spots your doubles automatically.
  2. 🔀
    See your matches. It finds people who need what you've got and have what you need.
  3. 🤝
    Make a swap. Agree a trade, meet up or mail it, and tap “✓ I've got mine” when yours arrive.
  4. 🏆
    Watch your album fill up — for free, with people in your group.

🔒 Safe by design: you only see and trade with people in your own group.

Want a bit more? · · 📈 Sticker Value 101

What the colors mean

Base — the standard sticker. In the US edition it has a white border; in the European edition it's borderless (teal with a big team-colored “26”). Either way it's the same player, fills the same album slot, and trades the same.

Colored borders — the US edition's rarer “parallel” versions (common → rarest):

  • Blue — common
  • Red
  • Purple
  • Green (dark) — very rare
  • Black — 1-of-1, the rarest

Store exclusives (US): Orange (Amazon), Lime / light green (Sam's Club), Pink / fuchsia (Costco).

The exact rarity order isn't officially published — treat the ranking as a rough guide. What's reliable: base is common; any colored border is rarer and worth more.

European edition has no colored borders. Its chase stickers are the shiny foil specials (emblems, crests, trophy).

A “base” sticker is a base sticker whether it's a US white border or European borderless — they complete the album and trade the same.

US vs European base — and “are these real?”

Both are official Panini stickers — just different editions. The US version has a white border; the European / international version is borderless (the classic Panini look that's been around for decades — it's the original style, not a knock-off). Either one fills the same album slot and trades the same.

Some collectors like to keep a single edition for a consistent-looking album — that's a personal preference, not a rule. Real counterfeits do exist (usually cheap packs sold online), so the app can't verify authenticity: trade with people you trust, and check the code and back look right.

Which base edition do you collect? (optional — shown to trade partners)