Help: using Cola na Copa
This guide explains how to manage your sticker album and speed up fair trades using QR Code comparison.
1) Manage your album
- Mark stickers you already own.
- Track stickers you are still missing.
- Add duplicates so trade matching is more accurate.
2) Trade with QR Code
When you scan another user's QR Code, Cola na Copa compares both collections and automatically calculates the best possible exchanges.
3) Quick best practices
- Keep your album updated before each scan.
- Prioritize trades that reduce missing stickers.
- Review suggested trades before finalizing.
4) Frequently asked questions
How do I track missing and duplicate stickers?
Inside Cola na Copa, mark owned stickers, missing stickers, and duplicates to keep your album status updated.
How does QR Code trading work?
Scan another user's QR Code and the system compares both albums to automatically suggest the best trade combinations.
Is the app free?
Yes. Cola na Copa is free for everyone. We use ads to keep the app running with no direct cost to users.
Are trade suggestions fair for both users?
The system compares missing and duplicate stickers from both users to suggest balanced exchanges that help both collectors progress.
Should I update my album before trading?
Yes. The more updated your album is, the more accurate the automatic trade suggestions will be.