Great!  ACMECalc should be downloading.

Look where your browser normally shows downloads, and

Run or Open the  install file to finish up.

If your download didn’t start, click here:

Download ACMECalc v5.42 for PCs 

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Next Steps:

• Once the download finishes, run the file to install. You must be logged in as an Administrator or the install will fail.
• If you get a “Certificate Error”, the fix is easy.  For Windows, uninstall using the Windows Control Panel and rerun the install.
• Having install issues? Visit our Troubleshooting page for help.