
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.

Notion
Trello
Slack
Asana
Wrike
Jira
Telegram
Confluence is content collaboration software that changes how modern teams work

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | postaldatapi.com | atlassian.com |
| Pricing | ||
| Company | Startup from the United States · 1 - 9 employees · 2026 | Startup from Australia |
| 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 Confluence 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
Confluence is particularly recommended for medium to large-sized organizations, software development teams, and businesses that utilize other Atlassian products. It's ideal for groups that require advanced documentation features, seamless integrations, and strong collaboration tools to optimize their workflows.
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
Confluence Cloud Product Demo 2019
More videos
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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Confluence is great for documentation-heavy teams, especially when paired with other Atlassian products like Jira. But as a standalone collaboration tool, it lacks the fluidity and connected workflows that many modern...
Confluence is a web-based collaboration tool developed by Atlassian. It allows teams to create, store, and organize information in one place. This can include project documentation, meeting notes, how-to guides, and...
Confluence is a collaboration tool from Atlassian that focuses on remote-ready teams that need to organize content. It has a built-in editor and allows for version control, making it easy to track changes and...
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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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All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
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We help businesses improve UX and data quality with a cutting edge address validation service.
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Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
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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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A messaging app for teams who see through the Earth!
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