Opening the iTunes Store.If iTunes doesn’t open, click the iTunes icon in your Dock or on your Windows desktop.Progress Indicator
Opening the iBooks Store.If iBooks doesn't open, click the iBooks app in your Dock.Progress Indicator

iTunes is the world's easiest way to organize and add to your digital media collection.

We are unable to find iTunes on your computer. To download the free app Substrate by Hey Daddio, Inc., get iTunes now.

Do you already have iTunes? Click I Have iTunes to open it now.

I Have iTunes Free Download
iTunes for Mac + PC


By Hey Daddio, Inc.

Open iTunes to buy and download apps.


An intricate and fascinating screensaver for your iOS devices. The display looks like cracking rocks or an overhead view of a growing city. It's fascinating to watch the intricate patterns build on your screen.

When you need to get away from life's pressure and hectic pace for a moment, take a break and play with Substrate.

Substrate is based on the original concept and code "Substrate Watercolors" by J. Tarbell, which you can see at If you're interested in experimenting with visual computing, you might want to check out


iPhone Screenshot 1
iPhone Screenshot 2
iPhone Screenshot 3
iPhone Screenshot 4
iPhone Screenshot 5
iPad Screenshot 1
iPad Screenshot 2
iPad Screenshot 3
iPad Screenshot 4
iPad Screenshot 5
View in iTunes
This app is designed for both iPhone and iPad
  • Free
  • Category: Entertainment
  • Released:
  • Version: 2.0.0
  • Size: 0.3 MB
  • Language: English
  • Developer:

Compatibility: Requires iOS 3.1.3 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.