Here's a free extension that will cut down drastically on tab clutter in Google Chrome.
1. Go to the OneTab install page in the Google Play store.
2. Click the Add to Chrome button.
One tab lets convert all tabs into a list. This lets you save system memory, and you can easily activate the tabs again one at a time, or all of the tabs at the same time. Why waste system memory having a zillion tabs open at the same time in Chrome? You can speed up your computer by using OneTab instead.
Read more: Ghacks