4
YouMail
YouMail combines robocall protection, privacy tools, and visual voicemail for Android, iOS, and the web.
Free planAndroidiOSWebAPI
8.0From $5.99 a month
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5
NumBuster
NumBuster identifies unknown callers and helps protect against phone fraud, spam, and unwanted messages.
Free planAndroidiOSWeb
7.6Free plan
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6
Hiya Spam Blocker
Hiya Spam Blocker is a mobile app for Android and iOS that identifies unknown callers and screens or blocks unwanted spam, telemarketing, and robocalls.
Free planAndroidiOS
7.1From $24 a year
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7
RealCall
RealCall is a mobile app for caller ID and blocking spam and scam calls, available on Android and iOS.
AndroidiOS
7.0From $35.99 a year
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8
T-Mobile Scam Shield
T-Mobile Scam Shield helps protect customers on T-Mobile’s network from scam calls, spam texts and harmful websites.
Free planAndroidiOS
6.9From $4 a month
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9
Call Assistant AI
Call Assistant AI is a call management app for handling incoming calls and reducing spam and robocalls.
AndroidiOSWeb
6.7From $69.99 a year
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10
Nomorobo
AndroidiOS
6.7From $19.99 a year
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11
Should I Answer?
Should I Answer? is a community-based service and mobile app for identifying and protecting against unwanted calls, telemarketing, and expensive outgoing calls.
Free planAndroidiOSWebExtension
6.7Free plan
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12
Truecaller
Truecaller identifies incoming calls and messages and helps users detect and block spam.
AndroidiOSWeb
6.7From $74.99 a year
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13
Who Called
Who Called filters unwanted calls using an official telemarketer prefix list and community reports.
Free planAndroidiOSWeb
6.7Free plan
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14
CallApp
Free planAndroidiOS
6.6Free plan
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15
PhoneBlock
PhoneBlock helps users block advertising and spam calls using a shared database of reported numbers.
Free planAndroidiOSWebAPI
6.6Free plan
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16
Robocall Blocker
AndroidiOS
6.6From $9.99 a month
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17
Call Control
Call Control blocks unwanted calls and text messages, including robocalls and telemarketing.
AndroidiOSWebAPI
6.5$69.99 one-time
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18
Callfilter.app
Callfilter.app is a free, open-source Android app that rejects incoming calls according to rules you choose.
Free planAndroid
6.5Free plan
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19
Call Insider
Call Insider is a free service for identifying unknown phone numbers and sharing reports about callers.
Free planAndroidWeb
6.4Free plan
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20
Callblock
iOS
6.3From $19.99 a year
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21
WideProtect Spam Call Blocker
iOS
6.2From $19.99 a year
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22
Corta Spam
Corta Spam is a free, open-source Android app that screens incoming calls against rules before the phone rings.
Free planAndroid
6.1Free plan
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23
Firewall
iOS
6.1From $3.99 a month
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24
SpamBlocker
SpamBlocker is a free Android app for screening unwanted calls and SMS while leaving the phone’s default call and messaging apps in place.
Free planAndroid
6.1Free plan
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25
CallWall
CallWall is a free iOS app that uses a community-powered database to block spam calls and filter spam texts.
Free planiOS
6.0Free plan
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26
HangUp
HangUp is a free standalone Android app from NordVPN that checks unknown calls in real time and screens incoming texts for threats.
Free planAndroid
6.0Free plan
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27
Yet Another Call Blocker
Yet Another Call Blocker is a free Android app for screening unwanted calls and displaying caller information.
Free planAndroid
6.0Free plan
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28
TrapCall
iOS
5.8
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29
Call Protect
Call Protect is an iOS app for handling unwanted calls.
Free planiOS
5.6Free plan
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30
Call Blocker
Android
5.4
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