Best Scam Filter Apps

249+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated November 2026

Looking for free scam filter apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Scam Filter Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Verizon Call FilterVerizon Call FilterFree4.7★ (337K)NoNoNov 2026
2T-Mobile Scam ShieldT-Mobile Scam ShieldFree4.7★ (208K)NoNoNov 2026
3Trend Micro ScamCheckTrend Micro ScamCheckFree4.6★ (2.4K)NoYesNov 2026
4Spam Text Blocker & FilterSpam Text Blocker & FilterFree—NoYesOct 2026
5ScamShieldScamShieldFree3.5★ (2)NoNoOct 2026
6SmartFilter - Spam BlockerSmartFilter - Spam BlockerFree—NoNoOct 2026
7SMS SPAM FilterSMS SPAM FilterFree3.8★ (8)NoNoOct 2026
8Rampart: SMS & Email FilterRampart: SMS & Email FilterFree—NoYesSep 2026

Top Picks for Scam Filter

Verizon Call Filter#1

Verizon Call Filter by Verizon Wireless

Put an end to mystery calls
Editor's Choice
🔧 Utilities
4.7😐(337K ratings)
Free
Verizon Call Filter screenshot 1
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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
  • 👍 Effective at blocking spam

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Paid version required for full functionality
  • 🤔 Questionable effectiveness
  • 🤔 Doesn't seem to work well
  • 🤔 Increases spam calls for some users
  • 🤔 Confusing setup and functionality
T-Mobile Scam Shield#2

T-Mobile Scam Shield by MetroPCS

Your call control center.
Strong Contender
🔧 Utilities
4.7😐(208K ratings)
Free
T-Mobile Scam Shield screenshot 1
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T-Mobile Scam Shield screenshot 5
T-Mobile Scam Shield screenshot 6

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.

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
Trend Micro ScamCheck#3

Trend Micro ScamCheck by Trend Micro, Incorporated

Fraud, Scam, Spam Protection
Worth Considering
🔧 Utilities
4.6😞(2.4K ratings)
FreeIn-App Purchases
Trend Micro ScamCheck screenshot 1
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Trend Micro ScamCheck screenshot 5
Trend Micro ScamCheck screenshot 6

This AI-powered app provides comprehensive protection against scams, fraud, and online threats. It features call and SMS filtering, malicious website blocking, and real-time AI video call analysis to keep you safe from phishing, smishing, and fake AI scams.

What We Love

  • 🚀 Effective spam filtering
  • 🔒 Scam detection and protection
  • 👍 Useful features like call blocking and SMS filtering
  • 🚀 Worked well initially

Room to Improve

  • 🐛 Stopped working effectively over time
  • 💰 Transitioned from free to paid app
  • 🤔 Unclear subscription details and pricing
  • 🐛 Inconsistent performance and reliability
  • 🤔 Confusing setup and configuration

More Scam Filter apps to explore

FAQ about Scam Filter

What are the best scam filter apps for iPhone?
Verizon Call Filter tops our scam filter apps ranking as of November 2026, with a 4.7-star average from 337K App Store ratings, and it's free to download.
Yes — 20 of the top scam filter apps we rank are free to download, including Verizon Call Filter and T-Mobile Scam Shield.
Verizon Call Filter has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 249+ scam filter apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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