20 Best Disposable Email Checker API (API Ninjas) Alternatives & Competitors

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Nationalize.io API

Nationalize.io API is best for Nigerian developers building nationality prediction features from first names for user analytics, audience segmentation, and data enrichment in Nigerian platforms.

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VATComply.com API

VATComply.com API is best for Nigerian businesses and developers selling to EU customers who need to validate EU VAT numbers, retrieve current EU VAT rates by country, and ensure tax compliance when invoicing European clients.

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Smarty (Address Validation) API

Smarty (Address Validation) API is best for developers needing USPS-certified US address standardization or international address verification for 240+ countries including Nigeria with autocomplete, geocoding, and bulk validation capabilities.

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VATLayer API

VATLayer API is best for Nigerian businesses and developers selling to EU customers who need to validate EU VAT numbers, retrieve current EU VAT rates by country, and automate tax compliance in billing and e-commerce applications.

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ipgeolocation.io API

ipgeolocation.io API is best for developers building Maps & Geolocation applications needing a reliable free tier.

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ipify API

ipify API is best for developers building Maps & Geolocation applications needing a reliable free tier.

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ipwho.is API

ipwho.is API is best for developers building Maps & Geolocation applications needing a reliable free tier.

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IP2Location.io API

IP2Location.io API is best for developers building Maps & Geolocation applications needing a reliable free tier.

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MaxMind GeoLite databases API

MaxMind GeoLite databases API is best for developers building Maps & Geolocation applications needing a reliable free tier.

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Indicina (Originate) API

Indicina (Originate) API is best for digital lenders, microfinance banks, commercial banks, and BNPL providers looking for an automated credit scoring and bank statement analysis API.

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CreditChek API

CreditChek API is best for fintech lenders, proptech companies, asset financing platforms, and car leasing businesses needing quick credit checks and borrower verification.

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BIN Lookup API (API Ninjas)

BIN Lookup API (API Ninjas) is best for payment gateways, fintech startups, and e-commerce checkouts needing card brand and issuer identification

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IBAN Validation API (API Ninjas)

IBAN Validation API (API Ninjas) is best for cross-border payment apps, remittance fintechs, and freelance platforms sending international bank transfers

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SWIFT Code Lookup API (API Ninjas)

SWIFT Code Lookup API (API Ninjas) is best for fintech platforms, neobanks, and invoicing software facilitating international SWIFT wire transfers

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Phone Validation API (API Ninjas)

Phone Validation API (API Ninjas) is best for apps and fintechs sending transactional SMS and OTPs that need phone format normalization and carrier checks

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IPapi (ipapi.com) API

IPapi (ipapi.com) API is best for SaaS websites, e-commerce stores, and fintech apps needing visitor geolocation and fraud detection

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Countrylayer API

Countrylayer API is best for fintechs, e-commerce checkouts, and CRM systems needing authoritative country metadata

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Userstack API

Userstack API is best for web applications, analytics platforms, security monitoring, and responsive UX optimization

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NeverBounce Email Verification API

NeverBounce Email Verification API is best for SaaS platforms, e-commerce stores, growth marketers, and developers fighting bounce rates

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PurgoMalum Content Validator API

PurgoMalum Content Validator API is best for community platforms, social apps, edtech tools, and games needing instant text sanitization