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

PuTTY
MobaXterm
iTerm2
ConEmu
Gnome Terminator
GNOME Terminal
SecureCRT
KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.

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 | 9bis.net |
| 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 KiTTY 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
KiTTY is recommended for developers, network administrators, and IT professionals who regularly use SSH and telnet protocols, especially those who require advanced features and automation in managing their connections. It is also a good option for anyone looking for a portable, customizable terminal emulator.
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZIP Code API and KiTTY. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

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Indeed, alternatives like KiTTY, Solar-PuTTY, and MobaXterm cater to both Windows and macOS users, ensuring a wide range of options for SSH and Telnet session management.
For starters, KiTTY runs on Windows and MACs but can also access Linux, Unix, and MAC OS devices. The application also offers a similar user interface and experience as PuTTY, so those familiar with it are in luck.
KiTTY is a fork of Putty that adds several features and enhancements. It includes support for session filters, automatic password saving, and URL hyperlinks. KiTTY also has a portable version that can be run from a...
When comparing ZIP Code API and KiTTY, 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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Popular free terminal application. Mostly used as an SSH client.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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A terminal emulator for macOS that does amazing things.
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