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Corowell Guard


4.2 ( 3312 ratings )
健康健美 医疗
开发 Corowell
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The Corowell Guard app is the only way to check Corowell Passes for their current validity.

This is how it works:

1. Open the app
2. Scan the Corowell Pass
3. One of the following three messages is displayed:

- "Pass ok"
- "Pass expired"
- "Passport invalid"