Email Validation
PopularValidate email addresses with syntax, domain, and SMTP verification. Reduce bounces, improve deliverability, and protect your platform from spam.
Production-ready endpoints for validation, lookup, and generation.
Validate email addresses with syntax, domain, and SMTP verification. Reduce bounces, improve deliverability, and protect your platform from spam.
Get real-time and historical exchange rates for 80+ currencies with bank-grade accuracy. Perfect for financial applications, e-commerce, and currency conversion services.
Get comprehensive location data for any IP address worldwide. Perfect for analytics, fraud prevention, content localization, and security applications.
Generate customizable user avatars with flexible styling options. Perfect for user profiles, chat applications, and identity systems with PNG or SVG formats.
Structurally validate and normalize phone numbers to E.164 with libphonenumber. Get line type and optional carrier/location metadata where available. Ideal for registration forms and contact cleanup — not live line verification.
Validate VAT numbers through official VIES API and calculate tax rates for EU countries. Perfect for e-commerce, invoicing systems, and tax compliance.
Validate international bank accounts (IBAN) and BIC codes with comprehensive format checking. Perfect for payment systems, financial applications, and bank account verification.
Everything you need to ship reliable API integrations at scale
A global architecture that ensures fast, reliable, and redundant service with industry-standard data sovereignty and privacy.
Whether you have 10 or 10,000 requests per second, we're ready for you.
Milliseconds matter. We obsess about every single one of them in a response.
Every minute of uptime counts. That's why teams in production trust us worldwide.
Everything you need to get live and stay that way. Fast, responsive, and friendly support from developers. 24/7 via email and chat.
Cleariflow integrates with the tools you already use, from cloud platforms to CRMs, ERPs, and low-code tools.
We obsess over time to first production request. Code samples, libraries, and SDKs to get you started quickly.
Compliance is at our core. We're committed to industry-standard security and privacy frameworks.
Integrate with your stack
Monthly request limits match each product page; dollar amounts match plan labels across the site.
Validate email addresses with syntax, domain, and SMTP verification.Reduce bounces, improve deliverability, and protect your platform from spam.
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