
Sound Control
EarTrumpet
Volume2
eqMac
KMix
Audio Sliders
Rectangle
The sound control that should be built into MacOS

USZipLookup
ZipCheckup
ZIP Code API
Smarty
Geoco.io
AZIPCODE
PostalCodes.app
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.

Which is more popular?
Based on our record, SoundSource seems to be more popular. It has been mentioned 127 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | rogueamoeba.com | uszipcodes.org |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from India · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of SoundSource yet.
ZIP Code Analysis Tool is a web-based application that allows users to search any US ZIP code and instantly view detailed location-based data. The tool provides accurate information including city, state, county, latitude, longitude, and population statistics. It is designed for researchers,...
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.
Using Rogue Amoeba's SoundSource to Control Audio on Your Mac - SoundSource Review
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing SoundSource and usZIPCodes.org.
usZIPCodes.org's answer:
Their ability to translate simple postal codes into sophisticated geographic insights for a wide range of business and research applications beyond their original mail delivery purpose.
usZIPCodes.org's answer:
The "story" behind the concept of a "ZIP Code analysis tool" is not about a single specific software product, but rather the evolution of the ZIP Code itself from a simple postal sorting mechanism into a powerful, multifaceted geographic data analysis unit used across many industries.
Share your experience with using SoundSource and usZIPCodes.org. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Per-app mixing on the first-level menu. I like SoundSource on macOS for the same reason: https://rogueamoeba.com/soundsource/. - Source: Hacker News / 8 months ago
Do I need this if I already use something like SoundSource[1] to manually set the input source that's not the AirPods microphone? [1] https://rogueamoeba.com/soundsource/. - Source: Hacker News / about 2 years ago
This is hilariously biased. This is HN, you're not talking to people who don't know what Linux is. Hell, a huge portion of us are linux engineers of various sorts. You're also in a thread literally about a linux app. Anyway. I would... - Source: Hacker News / about 3 years ago
Tracking usZIPCodes.org since Dec 2025.
When comparing SoundSource and usZIPCodes.org, you can also consider the following products.


Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
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Check water quality, product recalls, energy rebates, and safety alerts for any U.S. ZIP code. Free reports powered by EPA and government data.
Compare ZipCheckup to SoundSource or usZIPCodes.org:

Volume2 is an advanced Windows audio mixer, a complete replacement for the standard Volume Control.
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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
Compare ZIP Code API to SoundSource or usZIPCodes.org: