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CompareOpen in Google Play
Where this app stands in Hong Kong, updated 10 Oct 2026
Top free · Travel and local
#83 ▼6
Top grossing
Not in this chart today
Top paid
Not in this chart today
| Date | Free |
|---|---|
| 10 Oct 2026 | #83 |
| 9 Oct 2026 | #77 |
| 8 Oct 2026 | #56 |
Best rank in each country today. Click a country to see its graph.
- Bug Fixes - UI Improvement
HKSOS is the most important safety app designed to save lives.
What is HKSOS? HKSOS is the most important outdoor safety app designed to save lives and speed up the response time of rescue services in life-critical missions. It is directly linked to the 999 Call Center and becomes your lifeline in an emergency. HKSOS generates unique SOS signal that can be picked up by emergency units even in extreme conditions. When SOS is triggered via the app, the 999 Call Center will be alerted and provided with your precise location information so that emergency teams can swiftly reach you for assistance .