
Android
Ubuntu
Windows 10
CentOS
Windows 7
Debian
Fedora
iOS is the operating system associated by default with all Apple mobile devices.
Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
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

Which is more popular?
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | apple.com | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of iOS 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...
What each product offers, as listed by its team.

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

No analysis of iOS yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
iOS 13 Final Review! A Perfect Update
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using iOS and ZIP Code API. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

So, if you want to have a state-of-the-art mobile OS and you do not care about the prices, iOS is for sure the best one for you. Let us now have a look upon some of the pros and cons of iOS-
Not to mention, iOS is much more respectful of your privacy in comparison to Android. Recently, Apple added privacy report to the App Store where it displays all the user data the app is trying to collect. It also...
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When comparing iOS and ZIP Code API, you can also consider the following products.

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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Ubuntu is a Debian Linux-based open source operating system for desktop computers.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Windows 10 unveils new innovations & is better than ever. Shop for Windows 10 laptops, PCs, tablets, apps & more. Learn about new upcoming features.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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