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

File Juggler
Limagito FileMover
Organize
NoodleSoft Hazel
Intelligent Copier
Qiplex Easy File Organizer
MoveOut
If you want your file uploads to work even without JavaScript, you can include an element with the class fallback that dropzone will remove if the browser is supported.

Which is more popular?
Based on our record, Dropzone seems to be more popular. It has been mentioned 9 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 | aptonic.com |
| Pricing | — | |
| 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...
No description of Dropzone yet.
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 Dropzone yet.
Walkthroughs and reviews on video.
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Dropzone Review: My Initial Impressions!
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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 Dropzone. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
MicDrop - Add a global "mute microphone" button in the status bar (https://getmicdrop.com/) AltTab - Give the same (sane) behaviour to cmd+tab as alt+tab on Windows (https://alt-tab-macos.netlify.app/) Rectangle - Window snapping... - Source: Hacker News / over 2 years ago
The tools I use: Arc Browser - Nothing special here, I am just enjoying this browser right now. Dropzone - Used to automate the screenshots iScreenshoter - My screenshot app of choice even though the misspelling gives me... Source: over 3 years ago
Another app that I installed is Dropzone. I used Dropzone to easily copy and move files. It’s free and easy to use. - Source: dev.to / over 3 years ago
When comparing ZIP Code API and Dropzone, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to ZIP Code API or Dropzone:

File Juggler is a Windows utility for automatic file management.
Compare File Juggler to ZIP Code API or Dropzone:

Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZIP Code API or Dropzone:

Limagito file mover software is used for automatic moving of files.
Compare Limagito FileMover to ZIP Code API or Dropzone:

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or Dropzone:
