
DaisyDisk
WinDirStat
CleanMyMac X
WizTree
Disk Inventory X
TreeSize
Baobab Disk Usage Analyzer
GrandPerspective is a small utility application for Mac that graphically shows the disk usage...

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, GrandPerspective seems to be more popular. It has been mentioned 122 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | grandperspectiv.sourceforge.net | uszipcodes.org |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from India · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of GrandPerspective 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.


No analysis of GrandPerspective yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing GrandPerspective 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 GrandPerspective and usZIPCodes.org. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


If you've been on Mac for 10+ years, you probably know GrandPerspective. It was the original treemap visualizer, and it's completely free under GPL.
The main drawback of this tool is that it presents a lot of information which can be quite overwhelming to the user. It will not display an overview of your disks which contradicts its name. In summary,...
GrandPerspective’s menu/toolbar contains all of the options the app offers. You can configure its settings easily even if you are a newbie Mac user. You just need to choose a folder you want to analyze. The app will...
We have no reviews of usZIPCodes.org yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Don't pay $10 for what you can get for free: https://github.com/RobinNaumann/disko, https://grandperspectiv.sourceforge.net/, https://www.derlien.com/, etc… Otherwise, this is good advice. My cousin, who isn't particularly computer... - Source: Hacker News / 6 months ago
I simply run GrandPerspective (GUI app, https://grandperspectiv.sourceforge.net/), or dust (terminal app, https://github.com/bootandy/dust), to give me an idea of what is going on with disk usage. - Source: Hacker News / 8 months ago
I’d recommend GrandPerspective:[1] it’s really good at displaying this sort of thing, has been around for over two decades, and the developer has managed to keep it to <5MB which is perfect when you’re running very low on space. [1]... - Source: Hacker News / 8 months ago
Tracking usZIPCodes.org since Dec 2025.
When comparing GrandPerspective and usZIPCodes.org, you can also consider the following products.

DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.
Compare DaisyDisk to GrandPerspective or usZIPCodes.org:

Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
Compare USZipLookup to GrandPerspective or usZIPCodes.org:

WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
Compare WinDirStat to GrandPerspective or usZIPCodes.org:

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 GrandPerspective or usZIPCodes.org:

Clean, protect and speed up your Mac
Compare CleanMyMac X to GrandPerspective or 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
Compare ZIP Code API to GrandPerspective or usZIPCodes.org: