Moog tells us that Version 1.1.1of Filtatron is a universal build for iPad, iPhone (all versions), and iPod Touch. They say that it features glorious hi-res graphics for iPad and Retina displays.
Pricing and Availability:
Filtatron costs $7.99 More information:

• Filtatron
• App Store

More From: MOOG

• A Moog For Your Mac 20-Jan-21
• Moog Announces Factory Mural Contest 13-Jan-21
• Moog's Most Affordable Synthesizer Returns 30-Oct-20
• New Moog Limited Edition Theremin 22-Oct-20
• Moog Music Announces Dark Series Synths 25-Sep-20

Even more news...