Knock lock screen - Applock icon

Knock lock screen - Applock

GoldenKing Apps
★ 4.2 (13,868 ratings)
⬇ 1,000,000+ downloads
Est. actual: 2,537,183
Free
Released: Jan 27, 2018
No in-app purchases
Contains ads

Signals

4 this week · 3 positive All of this week's signals →
  • 📈Last 7 days +1.7K installs — 10% faster than the week before (+1.5K) · 118/day since Oct 7
  • 🏆Among Tools apps top 4% by installs gained this week (758 peers growing)
  • ⭐Rating steady at ★ 4.16 since Oct 7
  • 🛠Updates actively updated · updated 13 days ago · every ~13 days (2 updates tracked)
Installs since launch
0 1.3M 2.5M 2.5M Jan 27, 2018 today
+3,178 installs · -4 ratings since Oct 7
Update history
1.7.8 Oct 28, 2026 · seen Nov 3, 2026
**UI Improvements<br>**Minor bug fixes<br>** If you enjoy using this app, please take a moment to rate it, and tell us what changes you&#39;d like to see, or bugs you&#39;ve discovered.
1.7.7 Oct 15, 2026 · seen Oct 24, 2026
**UI Improvements<br>**Minor bug fixes<br>** If you enjoy using this app, please take a moment to rate it, and tell us what changes you&#39;d like to see, or bugs you&#39;ve discovered.

Knock lock screen - Applock is a tools app by GoldenKing Apps with 1,000,000+ downloads (about 2.5M estimated). +1.7K installs in the last 7 days. Rated 4.2 from 14K ratings. Released Jan 27, 2018. Install growth, rank history, SDKs and ad networks.

From the store listing: “Enjoy unique way to unlock your screen and also secure apps with it.”