Lock PDF: Password Protect icon

Lock PDF: Password Protect

SMHK Apps

⬇ 100+ downloads

Est. actual: 283

Released: Aug 5, 2026

No in-app purchases

Contains ads

Signals

3 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days +44 installs — 34% slower than the week before (+67) · 4/day since Oct 5
🏆Among Tools apps top 22% by installs gained this week (1176 peers growing)
🛠Updates actively updated · updated 12 days ago · every ~43 days (3 updates tracked)

Installs since launch

+111 installs since Oct 5

Update history

1.0.4 Oct 30, 2026 · seen Nov 4, 2026

Turn on notifications for tips and updates. Small fixes and improvements.

1.0.2 Oct 18, 2026 · seen Oct 24, 2026

This version needs an internet connection to run.<br>Small fixes and improvements.

1.0.0 Aug 5, 2026 · seen Oct 5, 2026

Lock PDF: add a password to protect and encrypt your PDF, right on your device. Pick a file, set a password, done. No uploads, no cloud, no account. Your file never leaves your phone.

Lock PDF: Password Protect is a tools app by SMHK Apps with 100+ downloads (about 283 estimated). +44 installs in the last 7 days. Released Aug 5, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Add a password to protect your PDF. Lock & encrypt files on your device.”