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

MadMapper
Resolume
QLab
VPT
MapMap
Pure Data
Freej
Simple video mapping software with a huge library of effects.

Which is more popular?
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 | heavym.net |
| Pricing | — | |
| Company | Startup from the United States · 2026 | — |
| 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...
No description of HeavyM yet.
What each product offers, as listed by its team.

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Other options include Resolume Arena, which excels in live performances and offers an ultra-fast video player for real-time video mixing. Resolume Avenue, a sister program to Arena, also provides a reliable visual...
HeavyM is another popular choice for professional projection mapping. With a range of customizable effects, this software allows users to dynamically transform static objects into dynamic canvases. Its user-friendly...
HeavyM is a projection mapping software specifically designed for creating captivating visuals and light shows. It offers a user-friendly interface and a wide range of effects and filters to enhance your projection...
When comparing ZIP Code API and HeavyM, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Resolume is an application for live video performances.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or HeavyM:
