Signature + heuristic scanning
Hashes files and matches a live, frequently-updated malware database — plus heuristics for the unknown.
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.
✦ Unleashing now
Meet AI Guardian
An antivirus so secure, you've never seen anything like it. Your AI guardian lives right inside Rust Shield — ask before you click, and never get scammed again.
Why Rust Shield
Built in Rust — protection without the bloat
The big names (Norton, McAfee, Bitdefender, Malwarebytes) are capable — but they're also heavy, and often arrive with bundled VPNs, toolbars, and renewal surprises. Rust Shield does one thing well: fast, lightweight protection.
Traditional antivirus
Rust Shield
Core engine
Legacy C / C++
✓ Built in Rust — memory-safe
Footprint
Hundreds of MB, always-on background load
✓ ~13 MB installer, minimal RAM
Bundled extras
VPN / toolbar / upsell add-ons
✓ Just antivirus — no bloatware
Scanning
Often single-threaded
✓ Multi-threaded hashing (Rust + rayon)
Pricing
Intro prices that jump on renewal
✓ Flat & transparent · cancel anytime
Privacy
Varies by vendor
✓ GDPR & PIPEDA compliant
Names are trademarks of their respective owners; the comparison reflects common traits of traditional desktop antivirus, not any single product.
Pricing
Simple plans. Cancel anytime.
Start with Starter. Upgrade when you need real-time protection, network scans, and cloud backup.
Starter
Solid protection for one device.
$1.59/mo
$19.10 billed annually · save 20%
15-day trial, cancel anytime(Monthly only)
🖥️ 1 device
Get Starter- ✓ 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.
$3.19/mo
$38.30 billed annually · save 20%
🖥️ 1 device
Get Plus- ✓ Unlimited scans
- ✓ Custom scans
- ✓ Real-time protection
- ✓ 3 scheduled scans
- ✓ Cloud backup (500 MB)
- ✓ Unlimited quarantine & history
Pro
Everything, for power users & small networks.
$5.59/mo
$67.10 billed annually · save 20%
🖥️ 5 devices
Get Pro- ✓ Everything in Plus
- ✓ Network scan
- ✓ Unlimited scheduled scans
- ✓ Cloud backup (5 GB)
- ✓ Priority support
14-Day Money-Back Guarantee Try any paid plan without a free trial risk-free. Not for you? Email us within 14 days of your first charge for a full refund — no questions asked. Plans that start with a free trial are covered by the trial instead: cancel before it ends and you are never charged.
🔒 Secure payment via PayPal · VAT / GST calculated at checkout · No hidden fees · GDPR & PIPEDA compliant
Prices in your local currency are approximate and shown for reference.
FAQ
Common questions
What does the Starter plan include?
Starter protects one device with signature + heuristic scanning at $0, with no time limit and no card required. 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.
How do I uninstall Rust Shield?
Windows: open Settings → Apps → Installed apps, find Rust Shield and choose Uninstall (or use Control Panel → Programs and Features). macOS: quit Rust Shield, then drag it from your Applications folder to the Trash. Uninstalling does not cancel a paid subscription — manage that from your account.
Can I cancel anytime?
Yes. Paid plans are month-to-month and you can cancel whenever you like.