
Smart Tab Mute
Sitecake
Kube Forwarder
Speediness
WordPress
Drupal
Lofi Club
Mutes your internal speakers when disconnecting headphones 🎧

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.

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


No description of Relax yet.
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,...
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.


No analysis of Relax yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Mega Man: All Type Robot Masters - RELAX•REVIEW
More videos
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Relax and PostalDataPI. For example, how are they different and which one is better?
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Ensures that only one tab is playing sound at the same time
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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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Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
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We help businesses improve UX and data quality with a cutting edge address validation service.
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Easy to use Kubernetes port forwarding manager
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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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