Apps like Silent Phone - Secure Calling

Here are some great alternatives to Silent Phone - Secure Calling by Silent Circle, Inc. :
Anti Intruder Security System
Anti Intruder Security System
★4.2
Anonymous Messenger
Anonymous Messenger
★3.9
Phone - Dialer & Calling app
Phone - Dialer & Calling app
★3.8
Mejhool: Decentralised
Mejhool: Decentralised
★3.9
Flash Alert - Call & SMS
Flash Alert - Call & SMS
★4.6
Skred Messenger
Skred Messenger
★4.0
Find My Phone: Sound Locator
Find My Phone: Sound Locator
★3.8
Situations
Situations
★4.3
101VOICE Mobile SoftPhone
101VOICE Mobile SoftPhone
★4.6
SMART Comms
SMART Comms
★4.6
Secure Call
Secure Call
★3.4
Call.Me
Call.Me
★3.5
StealthTalk: Private Messenger
StealthTalk: Private Messenger
★4.1
QTConnect
QTConnect
★4.8
Wispr
Wispr
★3.5
Aeonix Touch
Aeonix Touch
★4.2