Apps like BT Call Signature

Here are some great alternatives to BT Call Signature by Bhutan Telecom Ltd. :
Call Confirm
Call Confirm
★4.3
Call Screen: Color Call Themes
Call Screen: Color Call Themes
★4.3
CallMaster: Blocker & Callerid
CallMaster: Blocker & Callerid
★3.9
Call Color call Screen changer
Call Color call Screen changer
★4.7
Call Protect Caller ID & Block
Call Protect Caller ID & Block
★3.3
Call Screen-Color Flashlight
Call Screen-Color Flashlight
★4.0
Name Announcer—Incoming Call
Name Announcer—Incoming Call
★5.0
Color Call Screen - Call flash
Color Call Screen - Call flash
★4.2
iCaller, Caller Theme & Dialer
iCaller, Caller Theme & Dialer
★4.2
Photo Caller Screen Dialer
Photo Caller Screen Dialer
★3.9
Call Theme - Color Call Screen
Call Theme - Color Call Screen
★4.7
Caller Color Screen Color Call
Caller Color Screen Color Call
★3.9
Call Screen Themes - Blingcall
Call Screen Themes - Blingcall
★4.4
Color Call Screen: Call Themes
Color Call Screen: Call Themes
★4.6
Phone + Contacts & Calls
Phone + Contacts & Calls
★4.2
Lovely Flash light Call Screen
Lovely Flash light Call Screen
★3.5