countrylayer.com

What It Is

Countrylayer is a country data REST API under APILayer, positioned as a way to provide real-time, accurate global country information for business systems. It returns data in lightweight JSON, including country names, ISO codes, capitals, regions, population, latitude/longitude, time zones, bordering countries, currencies, languages, translations, flags, and regional organizations. It is suitable for globalized applications, registration forms, country profile pages, and backend data enrichment.

Core Capabilities and Developer Experience

Based on the available content, Countrylayer’s core value is an “easy-to-integrate” API for basic country data. It supports lookups by country name as well as partial name matching—for example, entering “aus” can return countries containing that fragment. It also mentions Forms Autocomplete and a Bulk API Endpoint, suggesting use cases such as form autocomplete and batch processing. The API follows a REST model and uses an access_key for authentication, with example endpoints including /v2/all and /v2/name/{name}. Responses are returned in JSON with a clear field structure, making them friendly for both frontend and backend development. The page states that it can be integrated with any programming language and provides examples in C#, JavaScript, and PHP.

Pricing, Ecosystem, and Documentation

The product offers a Free Plan, allowing users to register and access country data immediately. However, the page does not show specific plan pricing, request quotas, rate limits, or commercial SLA details. As part of the APILayer ecosystem, its advantage is that teams can manage multiple APIs with one account and one API key, including ipstack, positionstack, mailboxlayer, and others. This is convenient for teams already using APILayer. In terms of documentation, the page provides basic endpoints, parameter descriptions, and code examples, which are enough for a quick trial. However, the details are relatively limited: there is no clear information on error codes, data update frequency, version compatibility, or SDKs. There is also template-like wording such as “send your first email,” which makes the documentation feel less rigorous.

Pros, Cons, and Best-Fit Users

The main advantages are its simple REST + JSON design, broad coverage of country-related fields, a free plan, and low integration cost. The drawbacks are limited pricing transparency and a lack of clear information on open source availability, self-hosting, official SDKs, and service levels. Teams with strict compliance requirements or large-scale usage should verify these points further. Countrylayer is a good fit for small and medium-sized websites, SaaS products, cross-border businesses, and development teams that need to enrich country profile data.

Access from China

The collected page content does not provide information about access from mainland China, supported payment methods, or node locations, so real-world availability should be verified through testing. If access to APILayer or api.countrylayer.com is unstable, alternatives such as REST Countries and GeoNames can be evaluated, while ipstack and positionstack from the same ecosystem may serve as partial substitutes.