
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.

Kissflow
Pipefy
ifttt
Apache Airflow
Make.com
Microsoft Power Automate
Tallyfy
Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.

Which is more popular?
Based on our record, Process Street seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | postaldatapi.com | process.st |
| 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 Process Street 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
More videos
Process Street: Full Review (2019)
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using PostalDataPI and Process Street. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of PostalDataPI yet. Be the first one to post
The best feature of Process Street is its checklist-based interface, and the capacity to build and automate workflows with ease. The limitations could be the absence of advanced project management tools. However, it...
Process Street is a versatile workflow and process management platform that helps organizations create, optimize, and automate their operational procedures. It allows businesses to document their workflows as...
Process Street offers a friendly spreadsheet-like interface where you can quickly build workflows. Workflow instances in the system are referred to as workflow runs. Ease of use is the key selling point of Process...
Recommendations tracked on public social media and blogs since March 2021.


Tracking PostalDataPI since Apr 2026.
The only thing I found is process.st but it’s a paid service. Source: over 3 years ago
So far I am working on the idea of workflow saas app, something like notion + process.st, but much simpler to use. I haven't done any wireframes or design yet. I am just at initial stage of exploring this area. Source: over 3 years ago
I'm using process street. It can trigger different workflows using links + having a conditional workflow. Source: about 4 years ago
When comparing PostalDataPI and Process Street, 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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Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
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We help businesses improve UX and data quality with a cutting edge address validation service.
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Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.
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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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IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
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