Can I use the Fix me Stick gadget to clean up my iMac & MacBook Pro

Why do you think your macs have problems? What is the issue?

etrecheck complements malwarebytes.

Download etrecheck. Click on the download link at the bottom of the screen.

http://etrecheck.com/

Run etrecheck. The first five runs are free. Post complete output.

click on the export icon. click on "Copy Report". Paste into your ASC Reply

Using EtreCheck by etresoft, the author

https://discussions.apple.com/docs/DOC-11591

Stamp of approval

https://discussions.apple.com/docs/DOC-8181

If you think yuour Macs have malware or adware, better to download the free utility Malwarebytes for Mac

MalwareBytes Anti-Malware (formally AdwareMedic)

<https://www.malwarebytes.org>