I use Mobile Chrome to manage my campaigns.
If you're not already familiar with the how-to of adding launcher icons, check after the jump break for instructions.
First, access the site like you normally would.
Next, click the hamburger/option menu in the upper right corner, and tap "Add to Home Screen":
Change the link title if you like:
And that's it, the launcher icon should show up on your desktop:
When you launch from the icon, you get full screen (with no browser controls/URL bar/etc.) and the application stays in your task stack: