Tap the Options menu (the triple-bar "≡" or gear icon).
Completing occasional developer surveys can reward you with voucher codes for up to 50 EMeralds.
In the world of emergency services—and the strategy of Emergency HQ—"codes" also refer to the of a unit's response. While the game automates much of this, understanding the tiers helps players prioritize missions: Response Code Code 1 Response without lights or sirens. Code 2 emergency hq codes work
Locate the "Voucher Code" tab, usually found on the far right of the settings sub-menus.
The EMERGENCY Facebook page is the most reliable source for time-sensitive voucher codes and content updates. Tap the Options menu (the triple-bar "≡" or gear icon)
Historically used for 250 EMeralds during special promotion periods. Operational Response Codes Explained
Full lights and sirens; highest priority for life-threatening situations. Under Control Situation is stable; no further assistance required. Tips for Finding New Codes While the game automates much of this, understanding
Lights only; used when speed is needed but noise must be minimized.
