Best Scam Blocker Apps

248+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated November 2026

Whether you're new to scam blocker or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Scam Blocker Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1T-Mobile Scam ShieldT-Mobile Scam ShieldFree4.7★ (208K)NoNoNov 2026
2Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (415K)NoYesNov 2026
3Hiya: Spam BlockerHiya: Spam BlockerFree4.5★ (238K)NoYesNov 2026
4Verizon Call FilterVerizon Call FilterFree4.7★ (337K)NoNoNov 2026
5Scamwise: Block Scams & SpamScamwise: Block Scams & SpamFree5.0★ (14)NoNoNov 2026
6Junkless: AI Spam SMS BlockerJunkless: AI Spam SMS BlockerFree—NoYesNov 2026
7ScamShieldScamShieldFree3.5★ (2)NoNoOct 2026
8Guardello: Ad & Scam BlockGuardello: Ad & Scam BlockFree——NoNov 2026

Top Picks for Scam Blocker

T-Mobile Scam Shield#1

T-Mobile Scam Shield by MetroPCS

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 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
Robokiller: Spam Call Blocker#2

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

Stop 99% of Robocalls & Texts
Strong Contender
🔧 Utilities
4.5😐(415K ratings)
FreeIn-App Purchases
#7in Utilities
Robokiller: Spam Call Blocker screenshot 1
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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
  • 💰 Expensive subscription, additional carrier charges
Hiya: Spam Blocker#3

Hiya: Spam Blocker by Hiya

AI fraud & spam protection
Worth Considering
🔧 Utilities
4.5😐(238K ratings)
FreeIn-App Purchases
Hiya: Spam Blocker screenshot 1
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Identify unknown callers and block unwanted calls with AI-powered protection. Screen calls before answering, look up suspicious numbers, and receive alerts for AI-generated voices or risky requests. Enhance your phone's security and reduce spam.

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
  • 🕰️ Requires manual reporting of spam numbers

More Scam Blocker apps to explore

FAQ about Scam Blocker

What are the best scam blocker apps for iPhone?
T-Mobile Scam Shield tops our scam blocker apps ranking as of November 2026, with a 4.7-star average from 208K App Store ratings, and it's free to download.
Yes — 20 of the top scam blocker apps we rank are free to download, including T-Mobile Scam Shield and Robokiller: Spam Call Blocker.
T-Mobile Scam Shield has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 248+ scam blocker apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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