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Best Scam Shield Free Apps

217+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.3★, the scam shield free 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 Scam Shield Free

T-Mobile Scam Shield#1

T-Mobile Scam Shield by MetroPCS Wireless, Inc.

Your call control center.
Editor's Choice
🔧 Utilities
4.7😐(208K ratings)
Free
T-Mobile Scam Shield screenshot 1
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T-Mobile Scam Shield screenshot 4
T-Mobile Scam Shield screenshot 5
T-Mobile Scam Shield screenshot 6

Take control of your calls with our advanced Scam Shield app. Block scam and robocalls, access Caller ID, report suspicious callers, and enjoy additional premium features like personal number blocking and reverse number lookup. Secure your phone and never fall victim to scams again.

What We Love

  • 🚀 Blocks many scam calls
  • 👍 Useful app for T-Mobile customers
  • 🔒 Helps improve phone security

Room to Improve

  • 🐛 Inconsistent blocking of known scammers
  • 🚫 Blocks some legitimate calls
  • 💰 Premium features should be free for T-Mobile customers
ScamShield#2

ScamShield by Government Technology Agency

Call Blocking & Scam Detection
Strong Contender
🔧 Utilities
2.0(1 ratings)
Free
ScamShield screenshot 1
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ScamShield screenshot 5

This application protects users by blocking scam calls, filtering scam SMSes, and allowing them to check suspicious messages before clicking on potentially harmful links. By downloading the app, users can help safeguard themselves and their loved ones from scams, report suspicious activity, and contribute to a safer community.

Malwarebytes - Mobile Security#3

Malwarebytes - Mobile Security by Malwarebytes Corporation

Privacy, VPN, Web Protection
Worth Considering
🔧 Utilities
4.5😐(101K ratings)
FreeIn-App Purchases
#32in Utilities
Malwarebytes - Mobile Security screenshot 1
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Protect your mobile device with a comprehensive security app offering VPN services and antivirus protection. Safeguard your data and enhance your online privacy with just one app.

What We Love

  • 🚀 Keeps devices updated and protected
  • 🔒 Provides security and peace of mind
  • 👍 Easy to use and set up
  • 🚀 Excellent protection and performance

Room to Improve

  • 🐛 Activation and subscription issues
  • 🐛 Inconsistent or non-functional features
  • 🐛 Fails to block spam calls and texts

More Scam Shield Free apps to explore

4
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Stop 99% of Robocalls & Texts
Free

This application effectively blocks spam calls and robocalls to help users avoid unwanted interruptions, allowing for a more peaceful and uninterrupted phone experience. Take control of your calls with this powerful spam call blocker.

🔧 Utilities
(413K)
5
McAfee: Stay Secure & Private
McAfee: Stay Secure & Private
McAfee: Stay Secure & Private
Mobile Protection & Wifi Scan
Free

Protect your digital life with advanced security features, secure private data, block intrusive ads, and browse with peace of mind using our all-in-one security application. Safeguard your online presence today!

🔧 Utilities
(225K)
6
Trend Micro ScamCheck
Trend Micro ScamCheck
Trend Micro ScamCheck
Fraud, Scam, Spam Protection
Free

Block spam calls and text messages with an app that filters out unwanted communications, giving you peace of mind and control over your phone. Say goodbye to annoying spam with this effective call blocker.

🔧 Utilities
(2.3K)
7
Norton 360 Security & VPN
Norton 360 Security & VPN
Norton 360 Security & VPN
Mobile Antivirus Protection
Free

This application provides comprehensive security features for your devices, including real-time threat protection, secure VPN, password manager, and cloud backup. Safeguard your data and privacy with ease – download now for all-in-one protection.

🔧 Utilities
(176K)
8
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Block Unknown Caller ID Scams
Free

Screen unknown calls and receive only important ones with RoboShield AI-powered Call Assistant. Identify callers and filter spam, configure call preferences, and enjoy a spam-free voicemail inbox. Stay protected from unwanted calls and texts, with advanced caller ID features and SMS message filtering. Experience peace of mind with Robo Shield Spam Call Blocker.

🔧 Utilities
(54)
9
Cloaked: Protect your privacy
Cloaked: Protect your privacy
Cloaked: Protect your privacy
Unlimited secure identities
Free

Protect your privacy with a subscription service offering unlimited secure identities. Easily generate unique emails, phone numbers, and passwords, enabling secure communications and authenticator support. Ensure privacy with encrypted messages and share protected identities with control.

📊 Productivity
(6.3K)
10
Spam Call Blocker - Protect
Spam Call Blocker - Protect
Spam Call Blocker - Protect
Block Unknown Callers－Contacts
Free

Block unwanted calls and texts with this powerful spam blocker app. Enjoy caller ID personalization, SMS filtering, and real-time spam call identification. Stay protected with Anti Spam Call now!

🔧 Utilities
(1.9K)
11
Spam Call Blocker: Stop Scam
Spam Call Blocker: Stop Scam
Spam Call Blocker: Stop Scam
Block Telemarketers, Robocalls
Free

Stop Scam - Block telemarketers, robocalls, and scammers with our Spam Call Blocker app. Identify and block unwanted calls effortlessly. Download now!

🔧 Utilities
(567)
12
Wonder Shield - Scam Shield
Wonder Shield - Scam Shield
Wonder Shield - Scam Shield
scam call & sms blocker
Free

Protect yourself from scam calls with Wonder Shield - Scam Shield. Block unwanted calls and stay safe with our advanced call-blocking features. Download now to prevent scams!

🔧 Utilities
(67)
13
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
Robo call blocker scam shield
Free

This app is a powerful spam call blocker for iPhone, using advanced AI to automatically filter out 99% of spam calls, robocalls, telemarketers, and scams. With over 3 million spammers blocked, it ensures you never receive unwanted calls again.

🔧 Utilities
(25K)
14
Call Protect Spam Call Blocker
Call Protect Spam Call Blocker
Call Protect Spam Call Blocker
Scam Shield, Caller ID Look Up
Free

Block spam calls, identify callers, filter junk messages, and enhance Wi-Fi security with this app. Take control of your communication and privacy. Try it now for a safer mobile experience!

📊 Productivity
(2.8K)
15
Spam Call Blocker Scam Shield
Spam Call Blocker Scam Shield
Spam Call Blocker Scam Shield
SBlocker Spam Blocker Shield
Free

Block spam calls and protect against fraud with an app that identifies and blocks unwanted callers. Say goodbye to annoying spam calls and Robocalls with this handy tool. Take control of your phone with SBlocker Spam Blocker Shield!

🔍 Reference
(145)
16
Numbo: Scam Call ID & Lookup
Numbo: Scam Call ID & Lookup
Numbo: Scam Call ID & Lookup
Spam Shield & Caller Protect
Free

Numbo: Scam Call ID is an innovative application designed to help users identify and block potential scam calls by analyzing caller information. With its advanced algorithms, Numbo aims to provide users with a secure and hassle-free calling experience. Download now to stay protected from unwanted spam calls.

🔧 Utilities
(763)
17
SeniorShield.ai - Scam Blocker
SeniorShield.ai - Scam Blocker
SeniorShield.ai - Scam Blocker
Stop & kill anti spam text bot
Free
📚 Education
(43)
18
Spam Shield: Scam Call Blocker
Spam Shield: Scam Call Blocker
Spam Shield: Scam Call Blocker
Reverse Phone Caller ID Lookup
Free

"Block unwanted spam and scam calls with our app. Protect yourself from fraudulent calls and enjoy peace of mind with our reliable call-blocking features. Download now for a safer phone experience."

🔧 Utilities
(111)
19
Norton Genie: AI Scam Detector
Norton Genie: AI Scam Detector
Norton Genie: AI Scam Detector
Analyze scams using AI
Free

Norton Genie: AI Scam Detector is a leading AI-powered tool that analyzes text messages, emails, websites, and social posts for potential scams, providing instant advice to help users stay safe online. Easily detect shady links and offers before falling victim to scams.

🔧 Utilities
(2.6K)
20
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Call Filter & Scam Shield
Free

Block unwanted robocalls and spam calls with our innovative call filter app. Take back control of your phone and enjoy a peaceful calling experience. Download now to stop annoying calls for good.

🔧 Utilities
(21K)

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