GSi has released an iOS version of GS-201 Mark II for iPad. Unlike the desktop version, this iPad version contains only the basic controls found on the original Space Echo, with no additional editing parameters, just everything is needed to relive the experience of dealing with an original Space Echo, with all its pros and cons.
The iPad version comes in Stand-Alone and AUv3 plugin format, at the price of €/$ 13,99 on the App Store.