Coupon Pool
Screen time, sleep and mood (pilot)Screen time, sleep and mood (pilot)
Pays HK$50 as Supermarket voucher per completed survey.
Available
19
Ready to be claimed on approval
Assigned
1
Released to participants
Total codes
20
1 batch
Pending approvals
1
Covered by the available codes
Batches
All-or-nothing per file; duplicates are rejected before anything is written| Batch | File | Uploaded | By | Codes | Face value | Type |
|---|---|---|---|---|---|---|
| 1 | synthetic-vouchers.csv | 15/10/2026 09:13 | Admin | 20 | HK$50 | Supermarket voucher |
Coupon codes
Masked - the last four characters are enough to match a participant's query| Code | Face value | Type | Status | Assigned to | Assigned | Reveals | Action |
|---|---|---|---|---|---|---|---|
••••96821 · 1 |
HK$50 | Supermarket voucher | Assigned | PT-XT2BH | 20/08/2026 19:00 | 0 |
1 code · Assigned
Assigned codes list first so support queries are quick to find.