Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

Readwise
My Mind
Eightify App
Matter
Heyday
LINER
Omnivore
Social web highlighter

Which is more popular?
Based on our record, Glasp seems to be more popular. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | glasp.co |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States · 2026 | Startup from the United States · 1 - 9 employees · 2021 |
| Listed in |
In their own words, as submitted to SaaSHub.

API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
Highlight the web and share the gist with peers. Learn from like-minded people. Glasp is an easier and faster way to highlight text and leave notes on the web. With one click, the content you’ve collected appears across all your devices. 📚 Glasp beautifully organizes your collection of...
What each product offers, as listed by its team.

An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
No analysis of Glasp yet.
Walkthroughs and reviews on video.
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Glasp - Tutorial Video
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External articles and on-site reviews we used to compare the two products.

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Glasp is a user-friendly tool for straightforward summaries of YouTube videos. It uses typical natural language processing algorithms to ensure that the summaries are simple and coherent. The simplicity of its...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
To sign up, visit the Glasp website and click the Sign-up button in the top right corner, or log in if you already have an account. - Source: dev.to / over 2 years ago
You can install the Glasp browser extension to your web browser from its website or as an app on Play Store. - Source: dev.to / over 2 years ago
For no reason at all, if you wanted to read the transcript of their dumb podcast without giving them views or listens, you can use the Glasp extension on chrome or safari to give you a summary instead of sitting through the video. Source: over 3 years ago
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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All your notes, bookmarks, inspiration, articles, and images in one single, private place, enhanced with artificial intelligence.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Generate summaries of YouTube videos quickly and easily with Eightify AI ChatGPT. Our Chrome extension lets you access a summary of YouTube videos and quickly find main points. Try it now and get the most out of your YouTube videos.
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