
Team Password Manager
KeePass
Dashlane
Spectre
Passwork
Keeper
RoboForm
Secure password manager that is open source with auto form fill, random password generator and many...
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

Which is more popular?
Based on our record, Psono Password Manager 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 | psono.com | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Psono Password Manager yet.
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...
What each product offers, as listed by its team.

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

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

Share your experience with using Psono Password Manager and ZIP Code API. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Types of Password Managers Password managers fall into five categories: Browser-Based - Integrated into web browsers like Chrome and Safari. They save and autofill passwords but may lack advanced security features. Standalone... - Source: dev.to / over 1 year ago
I have no affiliation, just found them this week, but https://psono.com/ exists. So 1 and 2 are met and 3 is half-way there maybe? It's a self-audit but they have been around a while. Apache2 licensed. Again, I literally found them the... - Source: Hacker News / about 2 years ago
Take a look at Psono. https://psono.com It's quite similar to bitwarden, open source, has support for all common browsers with browser extensions, autofill and apps for android and iOS. You can host it yourself of use the free hosted... - Source: Hacker News / about 2 years ago
Tracking ZIP Code API since May 2026.
When comparing Psono Password Manager and ZIP Code API, you can also consider the following products.

Team Password Manager is a web based, self hosted password manager software for groups.
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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Dashlane is a secure way to bypass tedious logins, forms, and purchases online. Save all of your information and save time in your online transactions.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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