Software Alternatives & Startups

Relax VS ZIP Code API

Compare Relax VS ZIP Code API and see what are their differences

Relax

Mutes your internal speakers when disconnecting headphones 🎧

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0 reviews
ZIP Code API

REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

Rating
0 reviews

Which is more popular?

Developer Tools popularity
43% vs 57%
alternatives listed
40 vs 7

Base details

Website, pricing, platforms and company facts side by side.

Relax
ZIP
ZIP Code API
Website github.com zip-codes.com
Company — Startup from the United States · 2026
Listed in

About Relax and ZIP Code API

In their own words, as submitted to SaaSHub.

Relax
ZIP
ZIP Code API

No description of Relax yet.

API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...

Read more about ZIP Code API

Features and specs

What each product offers, as listed by its team.

Relax 4 features
ZIP
ZIP Code API 5 features
  • Ease of Use
    Relax provides a user-friendly interface that allows users to manage and create websites with minimal technical knowledge.
  • Customization
    The platform offers a high degree of flexibility and customization, making it easy for developers to tailor websites to specific needs.
  • Open Source
    Being open-source, Relax allows developers to contribute to its development and customize it beyond the standard features.
  • Active Community
    Relax benefits from a vibrant community that contributes plugins and extensions, enhancing the functionality of the platform.

Possible disadvantages

  • Limited Documentation
    Some users might find the documentation incomplete or lacking detail, making it harder to fully utilize all features.
  • Performance
    As with many complex platforms, Relax might experience performance issues, particularly on lower-end servers.
  • Learning Curve
    Though user-friendly for basic tasks, more advanced customization can require a steep learning curve for new developers.
  • Maintenance
    The project may not be as actively maintained as some proprietary platforms, which could lead to outdated features or security risks.
  • Comprehensive ZIP Code Data
    The ZIP Code API from zip-codes.com provides extensive data including ZIP code details, city information, state data, and geographic coordinates, making it a thorough resource for location-based lookups.
  • Multiple Lookup Options
    The API supports various types of lookups including ZIP code to city/state, city/state to ZIP code, distance calculations between ZIP codes, and radius searches, offering flexible querying capabilities.
  • Easy Integration
    The API uses standard REST-based HTTP requests and returns data in commonly used formats like JSON and XML, making it straightforward to integrate into most applications and programming languages.
  • Distance and Radius Calculations
    The API includes built-in functionality for calculating distances between ZIP codes and finding ZIP codes within a specified radius, which is valuable for store locators, shipping estimates, and proximity-based features.
  • Well-Documented Endpoints
    The API provides clear documentation for its various endpoints and parameters, helping developers understand available features and implement them correctly without extensive trial and error.

Analysis

An editorial look at what each product does well and who it suits.

Relax
ZIP
ZIP Code API

No analysis of Relax yet.

Overall verdict

  • ZIP Code API from zip-codes.com is a solid, reliable choice for developers and businesses needing accurate US and Canadian postal code data, offering a straightforward RESTful interface with regularly updated databases.

Why this product is good

  • Provides accurate and frequently updated ZIP code, city, state, and geographic data
  • Offers a simple RESTful API that is easy to integrate into web and mobile applications
  • Supports features like ZIP code lookup, radius search, and distance calculations
  • Includes both US ZIP codes and Canadian postal codes for broader coverage
  • Backed by an established data provider with a long track record in postal data

Recommended for

  • Developers building address validation or autofill features
  • E-commerce platforms needing shipping and location-based calculations
  • Businesses performing geographic or radius-based store locators
  • Applications requiring reliable US and Canadian postal data
  • Marketing and logistics teams that need regional or demographic targeting

Videos

Walkthroughs and reviews on video.

Relax 3 videos + Add
ZIP
ZIP Code API 0 videos + Add

Mega Man: All Type Robot Masters - RELAX•REVIEW

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Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Relax
ZIP
ZIP Code API
43% 43%
57% 57%
0% 0%
100% 100%
100% 100%
CMS
0% 0%
0% 0%
100% 100%

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Alternatives to Relax and ZIP Code API

When comparing Relax and ZIP Code API, you can also consider the following products.