# Castle Device Intelligence vs IPASIS Bot Detection and Fraud Prevention API: side-by-side comparison (2026) [Castle Device Intelligence](https://cybersectools.com/tools/castle-device-intelligence) is a commercial [fraud & account takeover prevention](https://cybersectools.com/categories/fraud-ato-prevention) solution by [Castle](https://cybersectools.com/companies/castle). [IPASIS Bot Detection and Fraud Prevention API](https://cybersectools.com/tools/ipasis-bot-detection-and-fraud-prevention-api) is a commercial [fraud & account takeover prevention](https://cybersectools.com/categories/fraud-ato-prevention) solution by [IPASIS](https://cybersectools.com/companies/ipasis). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Castle Device Intelligence | IPASIS Bot Detection and Fraud Prevention API | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Fraud & Account Takeover Prevention | Fraud & Account Takeover Prevention | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise | | Company | Castle | IPASIS | | Headquarters | – | – | ### Use cases and capabilities | | Castle Device Intelligence | IPASIS Bot Detection and Fraud Prevention API | |---|---|---| | Fingerprinting | Yes | – | | Bot Protection | Yes | Yes | | Browser Security | Yes | – | | Fraud Detection | – | Yes | | IP Lookup | – | Yes | | IP Address | – | Yes | | REST API | – | Yes | | Spam Prevention | – | Yes | | Tor | – | Yes | | Proxy | – | Yes | | Validation | – | Yes | | Anomaly Detection | – | Yes | ### Core features **Castle Device Intelligence** 10 features listed. Sign in on the page to see them. **IPASIS Bot Detection and Fraud Prevention API** 10 features listed. Sign in on the page to see them. ### Integrations **Castle Device Intelligence** No integrations listed. **IPASIS Bot Detection and Fraud Prevention API** 2 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [IPASIS Bot Detection and Fraud Prevention API](https://cybersectools.com/tools/ipasis-bot-detection-and-fraud-prevention-api) fits if you are a startup and you want the lower starting price (from $2.90 per month). ## Castle Device Intelligence vs IPASIS Bot Detection and Fraud Prevention API FAQ Common questions when comparing Castle Device Intelligence vs IPASIS Bot Detection and Fraud Prevention API for fraud & account takeover prevention. ### What is the difference between Castle Device Intelligence and IPASIS Bot Detection and Fraud Prevention API? **Castle Device Intelligence**: Device fingerprinting and intelligence for account security and fraud detection. Built by Castle. **IPASIS Bot Detection and Fraud Prevention API**: API for IP reputation lookup and email validation with fraud risk scoring. Built by IPASIS. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Castle Device Intelligence and IPASIS Bot Detection and Fraud Prevention API? **Castle Device Intelligence** is made by Castle. **IPASIS Bot Detection and Fraud Prevention API** is made by IPASIS. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Castle Device Intelligence a good alternative to IPASIS Bot Detection and Fraud Prevention API? Often, yes. Castle Device Intelligence and IPASIS Bot Detection and Fraud Prevention API are both Fraud & Account Takeover Prevention products, and both cover Bot Protection. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Castle Device Intelligence vs Dymo API](https://cybersectools.com/compare/castle-device-intelligence-vs-dymo-api) - [Castle Device Intelligence vs Callsign Device Fingerprinting](https://cybersectools.com/compare/callsign-device-fingerprinting-vs-castle-device-intelligence) - [Castle Device Intelligence vs IPQS Proxy Detection Database](https://cybersectools.com/compare/castle-device-intelligence-vs-ipqs-proxy-detection-database) - [IPASIS Bot Detection and Fraud Prevention API vs Dymo API](https://cybersectools.com/compare/dymo-api-vs-ipasis-bot-detection-and-fraud-prevention-api) - [IPASIS Bot Detection and Fraud Prevention API vs Callsign Device Fingerprinting](https://cybersectools.com/compare/callsign-device-fingerprinting-vs-ipasis-bot-detection-and-fraud-prevention-api) - [IPASIS Bot Detection and Fraud Prevention API vs IPQS Proxy Detection Database](https://cybersectools.com/compare/ipasis-bot-detection-and-fraud-prevention-api-vs-ipqs-proxy-detection-database) ## Alternatives to each - [See all Castle Device Intelligence alternatives](https://cybersectools.com/alternatives/castle-device-intelligence) - [See all IPASIS Bot Detection and Fraud Prevention API alternatives](https://cybersectools.com/alternatives/ipasis-bot-detection-and-fraud-prevention-api) --- Source: https://cybersectools.com/compare/castle-device-intelligence-vs-ipasis-bot-detection-and-fraud-prevention-api For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/castle-device-intelligence.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Castle Device Intelligence and IPASIS Bot Detection and Fraud Prevention API: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md