Download SentinelX Antivirus
Free forever. No credit card. No trial period. Just powerful protection.
System Requirements
Operating System
Windows 10 (64-bit)
Windows 11
RAM
Minimum: 4 GB
Recommended: 8 GB
Disk Space
500 MB free space
(for install + signatures)
Internet
Required for updates
Offline scan available
Install in 3 Simple Steps
From download to full protection in under 2 minutes.
Download
Click the download button above. The 45MB installer (SentinelX Setup.exe) will download to your default folder.
Install
Double-click SentinelX Setup.exe and follow the wizard. Accept the license agreement and choose your install location.
Protected!
SentinelX starts automatically and runs your first scan. You're now protected against malware, ransomware, and more.
Free vs Pro
Both versions install from the same download. Upgrade anytime from the app.
Free Edition
₹0 — Forever
- ✓ On-demand scanning (quick, full, custom)
- ✓ Manual signature updates
- ✓ Basic quarantine vault
- ✓ System optimizer (basic)
- ✓ Scan scheduler
- ✕ Real-time file monitoring
- ✕ Ransomware shield
- ✕ Web/phishing protection
Pro Edition
₹499/year — Full protection
- ✓ Everything in Free
- ✓ 24/7 real-time file monitoring
- ✓ Ransomware shield + folder protection
- ✓ Web protection & safe browsing
- ✓ Password manager with breach alerts
- ✓ Auto signature updates (every 4 hours)
- ✓ Priority support (Tamil & English)
- ✓ Identity & dark web monitoring
🔑 Activation Instructions
- 1. Open SentinelX Antivirus from your desktop
- 2. Go to Settings → License → Enter Key
- 3. Paste your Pro license key (emailed after purchase)
- 4. Click "Activate" — Pro features unlock instantly
Don't have a key? Get Pro for ₹499/year →
🔒 Verify Your Download
Verify file integrity using these checksums:
SHA-256:
a3f8c2b1d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1
MD5:
d4e5f6a7b8c9d0e1f2a3b4c5
File Size:
47,185,920 bytes (45.0 MB)
Ready to Protect Your PC?
Free forever • No credit card • 45 MB • Windows 10/11

