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Best Phone Spam Blocker Apps

217+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.5★, the phone spam blocker category is one of the App Store's strongest. Browse all 217+ apps we track, sorted so the most loved ones surface first.

Top Picks for Phone Spam Blocker

Robokiller: Spam Call Blocker#1

Robokiller: Spam Call Blocker by Mosaic S.r.l.

Stop 99% of Robocalls & Texts
Editor's Choice
🔧 Utilities
4.5😐(413K ratings)
FreeAdsIn-App Purchases
#10in Utilities
Robokiller: Spam Call Blocker screenshot 1
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Robokiller: Spam Call Blocker screenshot 3
Robokiller: Spam Call Blocker screenshot 4
Robokiller: Spam Call Blocker screenshot 5
Robokiller: Spam Call Blocker screenshot 6

This app blocks up to 99% of unwanted spam calls and texts using advanced AI and a vast database. It also offers a unique feature to annoy spammers with automated responses and protects your personal information from being sold online.

What We Love

  • 🚀 Blocks spam calls effectively
  • 😂 Entertaining answer bots
  • 🤫 Reduces unwanted call volume
  • 👍 Convenient call screening

Room to Improve

  • 🐛 App issues like resetting, deactivation, and call forwarding problems
  • 🚫 Blocks some legitimate calls
  • 🤖 Concerns about increased spam calls after using the app
Verizon Call Filter#2

Verizon Call Filter by Verizon Wireless

Put an end to mystery calls
Strong Contender
🔧 Utilities
4.7😐(300K ratings)
Free
Verizon Call Filter screenshot 1
Verizon Call Filter screenshot 2
Verizon Call Filter screenshot 3
Verizon Call Filter screenshot 4
Verizon Call Filter screenshot 5

This app helps you identify and block unwanted spam and robocalls. It automatically screens incoming calls, alerts you to suspected spam, and can send high-risk callers directly to voicemail. You can also report spam numbers and customize your blocking preferences for greater control over your calls.

What We Love

  • 🚀 Blocks spam calls
  • 🔒 Helps reduce spam
  • 👍 Works well for some users
  • ⭐️ Useful tool

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Paid version required for full functionality
Hiya: Spam Blocker#3

Hiya: Spam Blocker by Hiya Inc

Personal Call Screener
Worth Considering
🔧 Utilities
4.5😐(237K ratings)
FreeIn-App Purchases
Hiya: Spam Blocker screenshot 1
Hiya: Spam Blocker screenshot 2
Hiya: Spam Blocker screenshot 3
Hiya: Spam Blocker screenshot 4
Hiya: Spam Blocker screenshot 5
Hiya: Spam Blocker screenshot 6

Block unwanted spam and scam calls while identifying unknown callers. Get real-time caller ID and call reasons before you answer, and protect your voicemail from spam. Offers premium features for an enhanced calling experience.

What We Love

  • 🚀 Blocks spam calls
  • 👍 Useful for identifying scam/fraud numbers
  • 🔒 Provides security against unwanted calls
  • 🤖 Reduces number of robocalls

Room to Improve

  • 🐛 Inconsistent performance, sometimes lets spam through
  • 💰 Paid subscription required for full functionality
  • 🔍 Lookup feature not always accurate

More Phone Spam Blocker apps to explore

4
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
Safer Calls, Texts & Voicemail
Free

This app blocks unwanted robocalls and spam texts, offering safer communication. It provides a free tier with basic blocking and a privacy scan, with premium options for enhanced protection and an additional phone number.

Robocall blockingSpam text blockingSafer visual voicemail
🔧 Utilities
(98K)
free with in-app purchases
5
Call Second Phone Number, Text
Call Second Phone Number, Text
Call Second Phone Number, Text
2nd Line, Ad Free Texting App
Free

This app provides a secondary phone number for calling and texting globally without needing an extra SIM card. It offers features like call recording, cheap international rates, and separate contacts for personal and professional use. Stay connected anywhere with unlimited calls and texts over WiFi.

Unlimited international and local callingIn-built call recorderSmart routing for cheapest international rates
🌐 Social Networking
(878)
subscription
6
Phone
Phone
Phone
by Apple Distribution International
Free

This app consolidates all your calling needs, including standard phone calls, FaceTime audio, and video calls. It offers advanced features like voicemail transcription, call recording, and intelligent call screening to manage your communications efficiently.

Unified calls (phone, FaceTime audio/video)Voicemail transcription and summariesLive call recording
🔧 Utilities
(8.5K)
free
7
T-Mobile Scam Shield
T-Mobile Scam Shield
T-Mobile Scam Shield
Your call control center.
Free

This app provides advanced call management features to protect you from unwanted scam and robo calls. It uses AI and machine learning to identify and block suspicious numbers, offers full caller ID, and allows you to report fraudulent calls.

Scam BlockScam ReportingCaller ID
🔧 Utilities
(208K)
free
8
Truecaller: Premium Caller ID
Truecaller: Premium Caller ID
Truecaller: Premium Caller ID
Spam Blocker・Phone Call Filter
Free

Identify unknown callers and block spam calls and texts. This app uses AI and community data to screen calls, identify callers, and offers an AI assistant for call screening. Premium features include ad removal, unlimited lookups, and profile insights.

Identify unknown callersBlock spam calls and SMSAI-powered call screening
🔧 Utilities
(251K)
free with in-app purchases
9
My Second Line Text Voice Call
My Second Line Text Voice Call
My Second Line Text Voice Call
My 2nd Line Voice and Messages
Free

Obtain a secondary phone number for your smartphone, offering both local and international options. This app provides private calling and texting capabilities, ideal for personal use or business needs, with features like voicemail transcription and auto-reply.

Get a USA/Canada local numberInternational phone numbersTransfer your current phone number
📊 Productivity
(7.2K)
free with in-app purchases
10
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
Robo call blocker scam shield
Free

Automatically identify and filter out unwanted calls, robocalls, and telemarketers using advanced AI. Protect yourself from scams and unknown numbers with customizable blocklists and smart alerts. Enjoy an ad-free experience and advanced features with a premium subscription.

AI-powered spam call blockingFraud SMS detectionCustom blocklist and whitelist
🔧 Utilities
(25K)
freemium
11
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Call Filter & Scam Shield
Free

This app blocks unwanted robocalls, telemarketers, spam texts, and scammers from reaching your phone. It identifies and filters out millions of malicious callers daily, while allowing important alerts to get through. Enjoy peace of mind with real-time protection and customizable blocking options.

Real-time robocall blockingIdentifies new robocallers dailyAllows important alerts
🔧 Utilities
(21K)
free with in-app purchases
12
Whoscall: Caller ID & Block
Whoscall: Caller ID & Block
Whoscall: Caller ID & Block
Report scam, build community
Free

This app acts as a digital shield against scams and spam calls and messages. It uses AI and community reports to identify unknown numbers and block suspicious content. Users can also verify phone numbers, URLs, and screenshots to enhance their online safety.

Caller ID & BlockerSmart SMS AssistantNumber, URL, Screenshot Verification
🔧 Utilities
(3K)
free with in-app purchases
13
Dingtone: Phone Calls + Texts
Dingtone: Phone Calls + Texts
Dingtone: Phone Calls + Texts
WiFI Calling 2nd Phone Number
Free

Make free calls and send texts over WiFi or cellular data. This app provides a second phone number to protect your personal number in various situations. It also offers cheap international calls and SMS to over 230 countries, with high-quality voice calls.

Free phone calls and text messagingSecond phone numberCheap international calls
🌐 Social Networking
(31K)
free with in-app purchases
14
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Caller ID & Spam Call Blocker
Free

This app blocks unwanted calls from telemarketers, scammers, and spammers. It provides caller ID information for suspicious numbers and automatically blocks high-risk callers. You can also perform free reverse phone lookups for numbers in the US and Canada.

Automatic spam call filterCaller ID for risky numbersReverse phone lookup
🔧 Utilities
(31K)
free with in-app purchases
15
Textkiller - Spam Text Blocker
Textkiller - Spam Text Blocker
Textkiller - Spam Text Blocker
Block Unwanted Messages
Free

This app automatically blocks unwanted spam text messages, protecting you from scams and telemarketing. It offers customizable filtering options, a constantly updated global block list, and a privacy-first approach to keep your inbox clean and your personal information secure.

Automatic spam text eliminationGlobal block list updated constantlyPredictive SMS blocking algorithm
🔧 Utilities
(13K)
free with in-app purchases
16
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Call Filter & Scam Shield
Free

This app blocks 100% of spam calls and texts using advanced technology and a vast database of known robocallers. It ensures you never miss important calls while protecting you from scams and unwanted messages. The service also offers a family plan for comprehensive protection.

Blocks 100% of spam calls and textsWorld's largest database of robocallersAI-powered insights for continuous improvement
📊 Productivity
(4.9K)
subscription
17
Sync.me - Caller ID & Contacts
Sync.me - Caller ID & Contacts
Sync.me - Caller ID & Contacts
Block Spam & Identify Callers
Free

Identify unknown callers in real-time, block spam automatically, and keep your contacts updated with real photos. Search any number worldwide and manage your address book with smart tools.

Live caller IDAutomatic spam blockingReverse number lookup
🌐 Social Networking
(22K)
free with in-app purchases
18
Call Control: #1 Call Blocker
Call Control: #1 Call Blocker
Call Control: #1 Call Blocker
Block Spam Calls & Robo Calls
Free

This app automatically blocks unwanted calls from spammers, telemarketers, and robocallers using smart technology. It allows users to create personal blocklists and offers a free reverse lookup feature. Protect your phone from scams and unwanted interruptions.

Smart blocking technologyAutomatic spam call blockingPersonal blocklist
🔧 Utilities
(6.4K)
free with in-app purchases
19
Getcontact
Getcontact
Getcontact
Caller ID & Spam Blocker
Free

This app helps you identify unknown callers and block unwanted spam calls and messages. It filters your communications, allowing you to focus on genuine conversations and maintain privacy with secure, encrypted chat features.

Caller identification for unknown numbersSpam call and message blockingSMS inbox cleanup
🔧 Utilities
(59K)
free with in-app purchases
20
Call Blocker
Call Blocker
Call Blocker
Identify & Block spam calls
Free

Block unwanted calls, identify suspicious numbers, and report spam. Access a large community database to avoid phone scams and extra charges. Protect yourself from telemarketers and unknown callers.

Block any phone numberIdentify commercial callsReport suspicious numbers
🔧 Utilities
(1.2K)
free with in-app purchases