When you check your Google storage you will notice that you have a 15 GB storage. However let me show you how to get FREE unlimited storage in Google and it's really simple to do, just follow these steps...
Step 1. In your Google account, go to Settings
Step 2. Click Create a Google Photos Folder
Step 3. Go to https://photos.google.com, go to settings and click High Quality (free unlimited storage)
That’s it! Now you can upload all of your photos and videos and have them stored in the Google Cloud for FREE