
Postio.co.uk
Ideal postcodes
Fetchify
Smarty
Data8 UK
ZIP Code API
Data8 UK PredictiveAddress
The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.

Envoy
The Receptionist
TractionGuest
SwipedOn
Teem
WhosOnLocation
VisitorTrack
Connect with Confidence

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | postaldatapi.com | proxyclick.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States · 1 - 9 employees · 2026 | Startup from Belgium · 10 - 19 employees · 2004 |
| Listed in |
In their own words, as submitted to SaaSHub.


PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate — $0.000028 per query with no tiers or subscriptions. What you get back: Up to 18 metadata fields per postal code — city, state/region, coordinates,...
Proxyclick is a cloud-based solution transforming how employees, visitors, and contractors flow in and out of locations around the world. With Proxyclick, organizations ensure people are welcomed safely and efficiently on-site while ensuring all work locations are secure and comply with data...
What each product offers, as listed by its team.


Possible disadvantages
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 Proxyclick yet.
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
How to create custom flows with Proxyclick?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using PostalDataPI and Proxyclick. For example, how are they different and which one is better?
When comparing PostalDataPI and Proxyclick, you can also consider the following products.

Fast UK address, email & phone validation APIs for developers. Official Royal Mail PAF data. Pay as you go, 100 free lookups.
Compare Postio.co.uk to PostalDataPI or Proxyclick:

Visitor registration that's changing how guests are greeted in companies around the world.
Compare Envoy to PostalDataPI or Proxyclick:

We help businesses improve UX and data quality with a cutting edge address validation service.
Compare Ideal postcodes to PostalDataPI or Proxyclick:

The Receptionost is a visitor managemnt solution that has visitor logging system to track visitor traffic.
Compare The Receptionist to PostalDataPI or Proxyclick:

Fetchify delivers fast, accurate address, email, phone and bank validation tools that help businesses capture clean, verified customer data, reduce failed deliveries and improve checkout experiences worldwide.
Compare Fetchify to PostalDataPI or Proxyclick:
