SPARE · reference frames · open live app

01 · Capture

10:16

●●●▮▮▮🔋

Photo the paper list you already carry — match nearby traders at the plaza.

Have / Need · WC26 album

Printed plaza list · Group slots

#012HAVE

#047NEED

#018HAVE

#023

#061NEED

#088HAVE

#091

#104NEED

#118HAVE

#132

#155NEED

#167HAVE

#189

#201HAVE

#214NEED

#240

HAVE · spare NEED · missing Group A / 04 · B / 02

Align grid · auto-detect HAVE / NEED

02 · Nearby

10:16

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Plaza · nearby

Fan meetup · not affiliated

Sant Antoni · north steps

Traders nearby 3 within 400m

MR

Marc R.

120 m · ~3 min walk

You need 4 they have · They need 2 you have

Meetup pin: Sant Antoni · north steps

AL

Ana L.

280 m · ~6 min walk

You need 2 they have · They need 3 you have

Same huddle · north steps

JP

Joan P.

390 m · ~8 min walk

You need 1 they have · They need 1 you have

03 · Confirm

10:16

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Confirm swap

Barter sheet · stickers only

You give

#012Group A / 04

#118Group C / 02

⇄

They give

#047Group B / 01

#061Group B / 07

#104Group C / 05

#155Group D / 03

📍 Sant Antoni · north steps

🕐 Today · 11:00

Fan meetup · not affiliated with any brand

Cash later · optional

Off by default · barter first

Ready when you both tap · see you at the steps

04 · OCR review

10:17

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Review list

HAVE 11 · NEED 7

Tap a cell to flip HAVE ↔ NEED ↔ clear

#012HAVE

#047NEED

#018HAVE

#023—

!#061NEED?

#088HAVE

#091—

#104NEED

#118HAVE

#132—

#155NEED

#167HAVE

#189HAVE

#201HAVE

#214NEED

#240HAVE

HAVE NEED #061 uncertain Group A / B

05 · Huddle QR

10:18

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Meetup

Huddle QR

Show this · both of you

SPARE-HUDDLE-7K2

Sant Antoni · north steps

Show this · both of you

Fan meetup · not affiliated

06 · Live match · empty / weak

10:19

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Plaza · nearby

Fan meetup · not affiliated

Sant Antoni · north steps

⌀

No traders within 400m

Widen the radius or wait — the plaza fills up near kickoff.

Plaza · nearby

Fan meetup · not affiliated

Sant Antoni · north steps

Traders nearby 1 within 400m

Weak match · still walk?

SK

Sam K.

310 m · ~7 min walk

You need 1 they have · They need 0 you have

Meetup pin: Sant Antoni · north steps

07 · After swap

10:22

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Your list

#012 Group A / 04 · was HAVE TRADED

#118 Group C / 02 · was HAVE TRADED

#047 Group B / 01 · now HAVE

#061 Group B / 07 · now HAVE

#104 Group C / 05 · now HAVE

#155 Group D / 03 · now HAVE

08 · Onboarding

10:15

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SPARE

Photo the paper list you already carry — match nearby traders at the plaza.

WC 2026 + + album

1

Photo your paper list

Scan the HAVE / NEED grid you already carry.

2

Match nearby

See who at the plaza overlaps your list.

3

Barter at the huddle

Meet at the pin · show QR · swap stickers.