AddressZen
7.9#2 in address verification software$49 one-timeFree planAndroidiOSWebAPI
VisitAddressZen vs Addrex Address Validation API
Addrex Address Validation API
6.6#8 in address verification softwareFrom $39 a monthFree planWebAPI
VisitWhat both publish
| Fact | AddressZen | Addrex Address Validation API |
|---|---|---|
| Address cleanup | Its address validation standardizes formatting, expands street and city abbreviations, adds missing ZIP+4, and corrects typos. | The service expands abbreviations, corrects typos, parses grid-style inputs, and can append ZIP+4 when a match is available. |
| Integrations | Listed integrations include Zapier, Adobe Commerce, WooCommerce, Contact Form 7, Gravity Forms, Gutenberg, Ninja Forms, FormAssembly, Formidable Forms, Formstack, JetFormBuilder and Elementor Pro. | The API documentation provides curl, Node.js, and Python request examples; the maker does not name specific third-party product integrations on the pages opened. |
| Security | AddressZen says its information security management system was recertified to ISO 27001 in 2025 and that its certification streak began in 2020. | The security page says data in transit uses TLS 1.2+, stored data uses AES-256 encryption, API keys are revocable and hashed, and PII is excluded from application logs by default. |
AddressZen plans
- FreeFree
- Free for 1 yearFree
- 1,400 verified addresses$49, paid once
- 5,000 verified addresses$149, paid once
- 14,000 verified addresses$349, paid once
- 55,000 verified addresses$1,000, paid once
Addrex Address Validation API plans
- Free BetaFree
- Pay As You GoPriced on request
- Starter$39 a month
- Growth$79 a month
- Pro$149 a month
- Scale$299 a month
Pick AddressZen if…
AddressZen suits businesses and developers that need to validate, standardize, or suggest US and international addresses. Its API and integrations may fit websites and forms that collect address details.
Pick Addrex Address Validation API if…
It suits teams cleaning address spreadsheets or connecting address validation to an app. Listed use cases include shipping, onboarding, insurance underwriting, territory mapping, and analytics.