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

Greenshot
ShareX
Magnet Window Manager
FastStone Capture
LightShot
PicPick
Snipping Tool
Move and resize windows with ease.

Which is more popular?
Based on our record, Spectacle App seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | spectacleapp.com |
| Company | Startup from the United States · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

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...
Important note: Spectacle is no longer being actively maintained
What each product offers, as listed by its team.

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

Overall verdict
Why this product is good
Recommended for
No analysis of Spectacle App yet.
Walkthroughs and reviews on video.
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Demo of Spectacle App for Mac
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How often each product is chosen within a category, 0–100% relative to the other.

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

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While custom sizes can only be done with Moom, the predefined window sizes are provided by Magnet and Spectacle out of the box, but can also be configured manually with Moom. It’s also possible to assign keyboard...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
Like spectacleapp.com or alfredapp.com for example. Source: over 4 years ago
If that's your only complaint, it's very simple to fix: SpectacleApp Source: https://github.com/eczarny/spectacle Download: https://spectacleapp.com/. - Source: Hacker News / almost 5 years ago
If you're comfortable with shortcuts already, consider using Spectacle. Or their successor, Rectangle. Source: about 5 years ago
When comparing ZIP Code API and Spectacle App, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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ShareX is a free and open source program that lets you capture or record any area of your screen...
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or Spectacle App:

Magnet Developers
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