Signature + heuristic scanning
Hashes files and matches a live, frequently-updated malware database — plus heuristics for the unknown.
🎉 Launch Week - 30% off Code: launch
Antivirus, reimagined in Rust
Real protection, without the bloat.
Rust Shield is a fast, lightweight antivirus that scans by signature and heuristics, protects in real time, and stays out of your way.
- ⚡ Fast Rust core
- 🔄 Auto-updating definitions
- 🪶 Light on memory
Features
Everything you need to stay protected
Real-time protection
Watches for threats as they appear, so nothing slips through between scans.
USB & network scans
Scan removable drives on insert, and (on Pro) sweep your whole local network.
Quarantine & recovery
Isolate threats safely and restore false positives with one click.
Auto-updating definitions
Fresh malware definitions delivered automatically — always current, tiny downloads.
Light on your machine
A Rust core keeps scans fast and memory use low. Protection you forget is running.
Pricing
Simple plans. Cancel anytime.
Start free. Upgrade when you need real-time protection, network scans, and cloud backup.
Free
Solid protection for one device.
Free
Download - ✓ Scan up to 1,000 files
- ✓ USB scan up to 500 MB
- ✓ 1 scheduled scan
- ✓ Last 30 scans history
- ✓ Quarantine up to 50 files
Plus
Full protection for everyday use.
$3.99/mo
Get Plus - ✓ Unlimited scans
- ✓ Custom scans
- ✓ Real-time protection
- ✓ Web protection
- ✓ 3 scheduled scans
- ✓ Cloud backup (500 MB)
- ✓ Unlimited quarantine & history
Pro
Everything, for power users & small networks.
$6.99/mo
Get Pro - ✓ Everything in Plus
- ✓ Network scan
- ✓ Unlimited scheduled scans
- ✓ Cloud backup (5 GB)
- ✓ Priority support
Download
Get Rust Shield
Latest version v2025.5.0 · Available for Windows and macOS.
FAQ
Common questions
Is the Free plan really free?
Yes — the Free plan protects one device with signature + heuristic scanning, no time limit. Upgrade for real-time protection and more.
Which platforms are supported?
Windows and macOS. Downloads above always point at the latest signed build.
How do definitions update?
Automatically. The app pulls fresh, compact malware definitions in the background so you're always current.
Can I cancel anytime?
Yes. Paid plans are month-to-month and you can cancel whenever you like.