Apps like Silence unknown callers

Here are some great alternatives to Silence unknown callers by BaltiApps :
Block Unknown Callers
Block Unknown Callers
★4.0
Call Blocker & Caller ID
Call Blocker & Caller ID
★4.4
Block-Spam
Block-Spam
★4.6
UpCall- Unknown Caller ID
UpCall- Unknown Caller ID
★3.8
Caller ID & Spam Call Blocker
Caller ID & Spam Call Blocker
★4.0
Caller ID: Block Spam Call
Caller ID: Block Spam Call
★4.4
Caller ID & Spam Call Blocker
Caller ID & Spam Call Blocker
★4.3
Contacts
Contacts
★4.6
Stop Spam Call Blocker
Stop Spam Call Blocker
★4.2
Unknown Call & Contact Blocker
Unknown Call & Contact Blocker
★4.5
Caller ID, Phone Number Lookup
Caller ID, Phone Number Lookup
★4.3
Call Blocker - Phone - ID
Call Blocker - Phone - ID
★4.4
Caller ID | Clever Dialer
Caller ID | Clever Dialer
★4.0
tellows - Caller ID & Block
tellows - Caller ID & Block
★3.9
Caller ID & Call Blocker
Caller ID & Call Blocker
★4.3
Call Block - Caller ID, Lookup
Call Block - Caller ID, Lookup
★4.3