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ZIP Code API VS Iterate

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

ZIP
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
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Alternatives Is it good?
Iterate

Get the feedback you need to build better products

Rating
5.0 · 1 review
Pricing
Paid Free trial
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Alternatives Is it good?
ReleasePad
Changelog software that turns GitHub commits into release notes your users actually see — inside your app. Built for founders and teams who ship fast. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Iterate seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
0 vs 1
Zip Lookup popularity
100% vs 0%
alternatives listed
7 vs 240+

Base details

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

ZIP
ZIP Code API
Iterate
Website zip-codes.com iteratehq.com
Pricing —
Paid Free trial Official pricing
Platforms —
Browser Web JavaScript iOS +1
Company Startup from the United States · 2026 —
Listed in
APIs Developer Tools Geocoding Location Intelligence Address API Zip Lookup +3
Customer Feedback User Feedback Insight Management Surveys Survey Tools Feedback Product Development +4

About ZIP Code API and Iterate

In their own words, as submitted to SaaSHub.

ZIP
ZIP Code API
Iterate

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

Get the feedback you need to build products and experiences your customers will love. Iterate’s user-friendly research tools help you target exactly the right people at the right time to make sure you’re getting the most relevant, valuable insights.

Read more about Iterate

Features and specs

What each product offers, as listed by its team.

ZIP
ZIP Code API 5 features
Iterate 5 features
  • 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.
  • Collaborative Feedback
    Iterate allows teams to gather and share feedback collaboratively, making it easier to improve products or projects efficiently.
  • User-Friendly Interface
    The platform is designed with ease of use in mind, ensuring that users of all technical levels can navigate and utilize its features effectively.
  • Customizable Surveys
    Iterate offers customizable survey options, enabling users to tailor questions and formats to suit their specific needs and objectives.
  • Integration Capabilities
    The service integrates with various third-party tools and platforms, enhancing its utility and the seamless flow of data.
  • Comprehensive Analytics
    Detailed analytics and reporting tools are available, providing actionable insights to help users make informed decisions.

Possible disadvantages

  • Cost
    The platform can be relatively expensive, potentially placing it out of reach for smaller businesses or startups with limited budgets.
  • Learning Curve
    While the interface is user-friendly, there may still be a learning curve for new users to fully leverage all features effectively.
  • Response Rates
    Achieving high response rates can be challenging, as it often requires incentivizing participants or employing strategic outreach methods.
  • Limited Offline Capabilities
    The platform primarily functions online, potentially limiting its utility in environments or situations where internet access is unreliable or unavailable.
  • Potential for Overwhelming Data
    The extensive data and feedback collected can become overwhelming, requiring users to invest time in filtering and interpreting relevant insights.

Analysis

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

ZIP
ZIP Code API
Iterate

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

Overall verdict

  • Yes, Iterate is a good platform, particularly for teams that prioritize user feedback and need an efficient way to incorporate customer insights into their product development process.

Why this product is good

  • Iterate (iteratehq.com) offers powerful tools for collecting user feedback throughout the product lifecycle. It is praised for its versatile survey creation options, user-friendly interface, and robust analytics that help product teams understand and act on customer insights. It integrates well with other tools and provides customizable templates that can expedite the feedback collection process.

Recommended for

  • Product managers
  • UX/UI designers
  • Customer experience teams
  • Startups looking to validate product ideas
  • Businesses aiming to enhance user engagement through feedback

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
ZIP
ZIP Code API
Iterate
100% 100%
Zip Lookup
0% 0%
0% 0%
Customer Feedback
100% 100%
100% 100%
APIs
0% 0%
0% 0%
User Feedback
100% 100%

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

ZIP
ZIP Code API no reviews yet
Iterate 5.0 · 1 review

We have no reviews of ZIP Code API yet. Be the first one to post

  • Quick way to Gather User Information
    SaaSHub review
    · Jul 2021

    I love working with Iterate because it eliminates the need for bulky 50 question user surveys, live in person focus groups (was lovely during covid when this couldn't happen at all), and sifting through Google...

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

ZIP
ZIP Code API 0 mentions
Iterate 1 mention

Tracking ZIP Code API since May 2026.

  • User survey feedback api for flutter.
    For example, there is this product , but it does not support flutter. Source: over 5 years ago

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