Compare Sift Science to these popular alternatives based on real-world usage and developer feedback.

We use behavioral patterns to build an identity profile for each user. This provides your app with a second factor of authentication that doesn't add friction to the user experience, or even require the user to opt-in.

It is the next generation self-service digital identity and fraud prevention collaborative platform for individuals, businesses, and governments.

Open-source security framework. Understand, monitor, and protect your product from cyber threats, account takeovers, fake accounts, and abuse.

Automated Stripe risk monitoring with daily AVS bypass scans and real-time email alerts for “Ghost Transactions” — preventing card testing attacks before they get your account banned.

Verify marksheets and academic records instantly with Meon’s Marksheet Verification API using secure DigiLocker validation for fast, fraudproof checks.

Real-time IP threat scoring, subnet intelligence, AI-powered analysis and global cyber activity tracking. Fastest IP reputation API.

Protect your domain with Dmarclytics. Run free DMARC, SPF, and DKIM checks to stop spoofing, enhance email authentication, and improve deliverability with powerful monitoring tools.

It is an open source fraud prevention for marketplaces. It is the backbone for your fraud system, bringing all of your data and processes into one place.