
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.

productboard
ProductPlan
Canny.io
Aha!
Roadmunk
ProdPad
Usersnap
Collision avoidance for projects and people

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | postaldatapi.com | onroadmap.com |
| Pricing | ||
| Company | Startup from the United States · 1 - 9 employees · 2026 | — |
| 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 Roadmap 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
Roadmap is recommended for project managers, product development teams, and organizations that need a flexible and intuitive platform for planning, tracking, and executing projects. It's particularly beneficial for those who work in collaborative environments or require integration with other tools in their workflow.
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
New World MMO: Roadmap Timeline Plus Mini Alpha Review. Complete Breakdown Of Whats Next.
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using PostalDataPI and Roadmap. For example, how are they different and which one is better?
When comparing PostalDataPI and Roadmap, 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 Roadmap:

Beautiful and powerful product management.
Compare productboard to PostalDataPI or Roadmap:

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

Cloud-based product roadmap software solution
Compare ProductPlan to PostalDataPI or Roadmap:

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 Roadmap:

Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
Compare Canny.io to PostalDataPI or Roadmap: