Question 1

How do I check if a crypto wallet is safe?

Accepted Answer

Paste any wallet address into CryptoGuard and select the blockchain. We instantly cross-reference the wallet against OFAC sanctions, CryptoGuard Security Engine database, and analyze on-chain transaction patterns to give you a risk score from 0 to 100.

Question 2

Is CryptoGuard free to use?

Accepted Answer

Yes. CryptoGuard offers a free plan with 1 scan per day across all 35+ supported blockchains. No credit card required. Upgrade to Pro for unlimited scans and wallet monitoring.

Question 3

What blockchains does CryptoGuard support?

Accepted Answer

CryptoGuard supports 35+ blockchains including Bitcoin, Ethereum, Solana, BNB Chain, Polygon, Arbitrum, Optimism, Base, Tron, Litecoin, Dogecoin, XRP, Cardano, Avalanche, Fantom, and more.

Question 4

How does wallet monitoring work?

Accepted Answer

After scanning a wallet, click 'Monitor this wallet'. CryptoGuard rescans all monitored wallets every hour and sends you an email alert if the risk score increases by 10 or more points.

Question 5

Does CryptoGuard check OFAC sanctions?

Accepted Answer

Yes. Every wallet scan is cross-referenced against the US Treasury OFAC Specially Designated Nationals (SDN) sanctions list in real-time, along with CryptoGuard Security Engine and on-chain data analysis.

Feature	CryptoGuard	Scam Sniffer
On-demand wallet risk scoring Scam Sniffer focuses on phishing-site detection, not address scoring
Phishing URL detection	Roadmap
OFAC sanctions check
Mixer / tumbler detection
Approval revoke detection
Self-built scam database (auto-imported)
Multichain scanning (8+ chains)
Wallet monitoring + rescan
Email / Telegram / Discord / Slack alerts		Discord-only
Daily threat-intel newspaper
Public API for B2B
Free tier	1 scan/day	Extension free

CryptoGuard vs Scam Sniffer: Which Wallet Security Tool Wins?