Privacy guide
QR code tracking and privacy
What QR code tracking can measure, what it should avoid, and how to evaluate privacy claims from QR platforms.
QR code tracking should measure campaign performance, not build personal profiles. Useful QR analytics include scans, unique visitors, geography, device type, referrer, campaign, and A/B results. Privacy-conscious platforms avoid raw IP storage and unnecessary identifiers.
Reviewed 2026-07-10
What tracking can measure
A dynamic QR code can record a scan event when the redirect link is opened. That event can support dashboard metrics, exports, campaign rollups, and A/B comparisons.
What tracking should not become
QR tracking should not silently become cross-site surveillance. Teams usually need placement, timing, device, and rough geography - not a person-level profile.
Questions to ask vendors
Ask whether raw IP addresses are stored, whether user agents are retained, how uniqueness is computed, how long scan events are kept, and what happens when a plan limit is exceeded.
Quick comparison
| Data point | Useful purpose | Privacy check |
|---|---|---|
| Timestamp | Trend analysis | Keep only as long as needed. |
| Geography | Regional performance | Use coarse location. |
| Device | Destination optimization | Store categories, not raw strings. |
| Visitor uniqueness | Reach estimate | Use salted or rotating hashes. |
Decision rules
- Choose QR analytics that answer campaign questions without storing more data than needed.
- Avoid vendors that are unclear about raw IP storage and retention.
- Match scan retention to your reporting needs and privacy posture.
Frequently asked questions
Is QR code tracking legal?
It depends on what is collected and where you operate. Cue keeps scan analytics minimal, but teams should still review their own notices and obligations.
Can QR analytics identify individual people?
They should not need to. Cue is designed to report campaign performance without building per-person scanner profiles.