Download SEOSage for Mac and Windows
Install SEOSage, the desktop SEO audit software, paste your website address, and start your first audit. It runs on your own computer.
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Get your free licence key
No card needed. Already have a key? Go to step 2.
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Download SEOSage
Download forMac (Apple silicon)Download forMac (Intel)Download forWindowsDownload from theMicrosoft StoreOr install on Mac with Homebrew:$ brew install --cask seosageapp/tap/seosageNot sure which Mac you have? Click the Apple menu, then About This Mac. “Chip: Apple M1” (or M2, M3, M4) means the Apple silicon file; “Intel” means the Intel file.
SEOSage is not code-signed yet, so your computer shows a warning the first time when you use the manual download. The Microsoft Store version does not show it. The install steps below take about a minute.
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Paste your key and run your first audit
SEOSage asks for the key when it opens. Then type your website address and press start. You can manage your key any time in the customer portal.
How to install SEOSage
- Download the Mac file and open it.
- Drag SEOSage into your Applications folder. If you were given a .pkg file instead, double-click it and follow the steps.
- Open SEOSage. macOS says it cannot check the app for malware. Click Done (not Move to Trash).
- Open System Settings, then Privacy & Security. Scroll down to the Security section.
- Next to “SEOSage was blocked”, click Open Anyway, then enter your password and click Open.
You only do this once. After that SEOSage opens like any other app.
On an older Mac (macOS 14 or earlier)? Skip steps 3 to 5. Right-click (or hold Control and click) SEOSage in Applications, choose Open, then click Open again.
Says the app is “damaged”? Open Terminal and run the line below, then open SEOSage again.
xattr -dr com.apple.quarantine /Applications/SEOSage.app
Prefer Homebrew? Open Terminal and run this one line. It installs SEOSage and skips the warning steps above.
brew install --cask seosageapp/tap/seosage
To update later, run brew upgrade --cask seosage.
The easy way: get SEOSage from the Microsoft Store. Click Get, then open it from the Start menu. There is no security warning to click through. Or install it by hand:
- Download the Windows installer. If your browser says it is not commonly downloaded, choose Keep.
- Double-click the installer.
- Windows shows “Windows protected your PC”. Click More info.
- Click Run anyway and follow the installer.
- Open SEOSage from the Start menu.
You only do this once for each installer.
Why is there a warning?
Mac and Windows show this message for any app that is not code-signed with a paid developer certificate. It does not mean anything is wrong with the file. SEOSage runs on your computer, and your crawl data stays there. If you would rather wait for a signed version, email us and we will tell you when it is ready.
Need help?
Stuck on a step? Contact us or email hello@seosage.co and we will get back to you. You can also see every check SEOSage runs or what is new in each release.
What is SEOSage and how does it work?
SEOSage is desktop SEO audit software for Mac and Windows. You download it, install it on your computer, and it crawls your website from your own machine — there is no cloud account and no crawl quota. It checks every page it finds for technical SEO problems: broken links, missing title tags, bad redirects, canonical tag errors, missing meta descriptions, slow Core Web Vitals, and more. Each issue has a plain-English explanation of why it matters and what to fix.
Because SEOSage runs on your computer, your crawl data never leaves your machine. You can audit sites on localhost before they go live, connect Google Search Console to see traffic next to technical problems, and export a client-ready report as a PowerPoint deck, PDF, or CSV. The app costs $9 a month for one computer after a 14-day free trial — no card needed to start, and no page limit on any plan.
What you can audit with SEOSage
- Live websites — paste any URL and it crawls every linked page
- Local and staging sites — audit localhost:3000, 127.0.0.1, or .test domains before launch
- Client sites — crawl any site your computer can reach, with no page limit
- Sites behind a login — add credentials in crawl settings to reach protected pages
System requirements
- Mac: macOS 13 or later, M-series or Intel chip
- Windows: Windows 10 or 11, 64-bit
- No internet connection required to crawl — only for licence activation and Search Console sign-in
- Available via direct download or the Microsoft Store (Windows only)