
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.

ProtonVPN
NordVPN
Psiphon
Hotspot Shield
Mullvad
OpenVPN
ExpressVPN
Windscribe is a desktop application and browser extension that work together to block ads and trackers, restore access to blocked content and help you safeguard your privacy online.
Which is more popular?
Based on our record, Windscribe seems to be more popular. It has been mentioned 140 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | postaldatapi.com | windscribe.com |
| Pricing | ||
| Company | Startup from the United States · 1 - 9 employees · 2026 | Startup from Canada |
| 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,...
No description of Windscribe yet.
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
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100% HONEST Windscribe Review 2020 ?
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How often each product is chosen within a category, 0–100% relative to the other.


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


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Windscribe is a Canadian-based VPN alternative that comes with a paid version and a free tier with 10GB bandwidth per month. This software cannot assure the fast performance of NordVPN and others,but has many...
R.O.B.E.R.T. comes with all Windscribe plans, although the free plan will only allow you to add three custom online ads rules. It will, however, help with blocking overlay ads and avoid spyware-infected ads as well....
Windscribe offers the solution of VPN and Ad Block. It offers the solution as a desktop application and as a browser extension. It will let you browse privately and unblock the geo-restricted content. Your activities...
Recommendations tracked on public social media and blogs since March 2021.


Tracking PostalDataPI since Apr 2026.
Windscribe (offers a free plan, with the option to purchase Argentina servers). Source: about 3 years ago
"In case you use OpenVPN servers and profiles, then you can use the open-source Windscribe client and load your OpenVPN profile in Windscribe. You will then be able to use Windscribe with your own server. At the time of disclosure, the... Source: about 3 years ago
And here’s a non-referral link too: https://windscribe.com/. Source: over 3 years ago
When comparing PostalDataPI and Windscribe, 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.
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ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
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We help businesses improve UX and data quality with a cutting edge address validation service.
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NordVPN offers VPN technology that encrypts data twice.
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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.
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Psiphon is circumvention software for Windows and Mobile platforms that provides uncensored access to Internet content. Read more about Psiphon.
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