
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.

Kahoot!
Mentimeter
Sli.do
AhaSlides
Blackboard Learn
Glisser
Canvas LMS
Audience response system that uses mobile phones, twitter, and the web. Responses are displayed in real-time on gorgeous charts in PowerPoint, Keynote, or web browser.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | postaldatapi.com | polleverywhere.com |
| Pricing | ||
| Company | Startup from the United States · 1 - 9 employees · 2026 | Startup from the United States |
| 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 Poll Everywhere 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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Mastering Poll Everywhere at your next live event or presentation
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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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Make your presentations more engaging. Create a poll on the platform and add the Poll Everywhere widget to your presentation be it PowerPoint, Keynote or Google Slides.
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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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Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.
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We help businesses improve UX and data quality with a cutting edge address validation service.
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a web-based polling tool for workshops, conferences & events
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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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Slido is the ultimate Q&A and polling platform for live and virtual meetings and events. It offers interactive Q&A, live polls and insights about your audience.
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