Dr. Coovadia,
The Pocketcard series for iOS is developed by Borm Bruckmeier Publishing. According to their website, this is their contact information:
111 1/2 Eucalyptus Dr.
El Segundo, CA 90245
Phone: 310.414.8300
Fax: 310.414.8301
service@media4u.com
http://www.media4u.com
I hope they release this app on the South African App Store!