You can link your Buddy Punch account to your Google account in just a few steps.
First log into your Buddy Punch account at app.buddypunch.com. Once logged in go to the upper right hand corner and choose My Profile:
Scroll to the bottom of the page and click on the Google link:
If you are already signed into your Google account the page will refresh and you will see the image below (and you're done!). Otherwise you will be prompted to sign into your Google Account to authorize:
After your account is linked anytime you are looking to log in, just click on the Google Icon on the https://app.buddypunch.com login page. As long as you are signed into your Google Account in the same browser you will automatically be logged into Buddy Punch: