Use Keynote on iCloud.com
With Keynote for iCloud, you can create, edit and share presentations on iCloud.com.
Learn how to do any of the following with Keynote on iCloud.com on a computer:
For more help, see the Keynote User Guide for iCloud.
If you do not see the presentations you are looking for, make sure you are signed in to iCloud.com with the correct Apple ID. See Get more iCloud features.