
usZIPCodes.org
Zipcodestack
Check water quality, product recalls, energy rebates, and safety alerts for any U.S. ZIP code. Free reports powered by EPA and government data.

Firebase
AppWrite
Vercel
Next.js
PocketBase.io
Hasura
Railway
An open source Firebase alternative

Which is more popular?
Based on our record, Supabase seems to be a lot more popular than ZipCheckup. While we know about 561 links to Supabase, we've tracked only 1 mention of ZipCheckup.
Website, pricing, platforms and company facts side by side.
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| Website | zipcheckup.com | supabase.com |
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| 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.


ZipCheckup analyzes 50+ federal data sources (EPA, FEMA, CDC, USGS, Census) to generate free home safety reports for all 42,679 U.S. ZIP codes. Covers water quality, lead risk, PFAS contamination, flood risk, radon, wildfire, earthquake, mold, and 9 more safety categories. 283,000+ pages, updated...
No description of Supabase yet.
What each product offers, as listed by its team.


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.
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Basic demo
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ZipCheckup and Supabase. 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 ZipCheckup yet. Be the first one to post
Supabase combines PostgreSQL with authentication, storage, realtime functionality, and other backend services, making it a great fit for teams looking for an all-in-one platform. Teams with specialized PostgreSQL...
Supabase offers an open-source PostgreSQL backend that is tailored for developers with simplicity and scalability requirements. Its fully managed infrastructure aligned with integrated APIs makes it an excellent...
Supabase: An open-source BaaS alternative to Firebase, offering instant Postgres APIs, auth, edge functions, and growing AI-ready tooling. Ideal for modern dev teams but limited in orchestration and multi-agent flows.
Recommendations tracked on public social media and blogs since March 2021.


I spent the last few months stitching it all together into one site. ZipCheckup. Type in a ZIP code, get a full home safety profile. 278,000 pages. 50+ data sources. Running on $5/month. - Source: dev.to / 7 months ago
Free tier, permanent. Requires an API key, but the free quota resets every month or day and never expires on its own. Examples: Groq, Resend, Supabase, ROIC.ai. - Source: dev.to / 16 days ago
If you let Claude Code build an app on your backend and never mention security, where does it put the access rules? And does it get them right? I tried it by building two apps on Supabase, Appwrite and Nhost through their CLIs, with the... - Source: dev.to / 21 days ago
{ "name": "Supabase", "aliases": ["supabase"], "category": "database", "role": "backend and authentication", "mention": "used", "evidence": [ { "quote": "we use Supabase for auth and the database", "start": 761 } ], ... - Source: dev.to / 22 days ago
When comparing ZipCheckup and Supabase, you can also consider the following products.

Use our free ZIP Code Analysis Tool to find city, state, county, population, and timezone details for any U.S. ZIP code. Fast, accurate, and privacy-safe lookup.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Appwrite provides web and mobile developers with a set of easy-to-use and integrate REST APIs to manage their core backend needs.
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