Tivar is an Android app that provides read-only access to the following fldigi modes: PSK, DOMINOEX, THOR, OLIVIA and MT63 The objective of this app is to provide a low power highly-portable fldigi read-only solution. There is no facility to transmit any signal. This app does not have a dedicated developer. If you are interested in maintaining Tivar please send an email to feedback@w1hkj.com Thank you. Dave, W1HKJ