Best Spam Protection Apps

249+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated November 2026

The best spam protection apps on iPhone average 4.7★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.

Compare top Spam Protection Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1YouMail: Spam Call BlockerYouMail: Spam Call BlockerFree4.7★ (100K)YesYesNov 2026
2SpamGuard: SMS FilterSpamGuard: SMS FilterFree—NoNoOct 2026
3T-Mobile Scam ShieldT-Mobile Scam ShieldFree4.7★ (208K)NoNoNov 2026
4Verizon Call FilterVerizon Call FilterFree4.7★ (336K)NoNoNov 2026
5Montiguard: AI Spam BlockerMontiguard: AI Spam BlockerFree5.0★ (1)NoYesSep 2026
6KleanBox: Spam SMS BlockerKleanBox: Spam SMS BlockerFree—NoNoOct 2026
7CallSense·Scam&Spam ProtectionCallSense·Scam&Spam ProtectionFree4.3★ (10)NoYesOct 2026
8Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (415K)NoYesNov 2026

Top Picks for Spam Protection

YouMail: Spam Call Blocker#1

YouMail: Spam Call Blocker by YouMail, Inc.

Protect Your Phone Number
Editor's Choice
🔧 Utilities
4.7😊(100K ratings)
FreeAdsIn-App Purchases
YouMail: Spam Call Blocker screenshot 1
YouMail: Spam Call Blocker screenshot 2
YouMail: Spam Call Blocker screenshot 3
YouMail: Spam Call Blocker screenshot 4
YouMail: Spam Call Blocker screenshot 5
YouMail: Spam Call Blocker screenshot 6

Block unwanted spam calls and texts, identify unknown callers, and protect your online privacy. This app helps you regain control of your phone number by reducing your digital footprint and screening suspicious calls.

What We Love

  • 🚀 Great app, blocks spam calls
  • 👍 Customizable greetings and voicemail
  • 🚀 Effective at reducing spam calls
  • 👍 User-friendly and easy to set up
  • 👍 Helpful for older family members
  • 👍 Transcribes voicemails to text

Room to Improve

  • 🐛 Syncing issues, need to re-download app
  • 🐛 Clumsy and not fully seamless
  • 🔋 Drains battery and adds charges
  • 🐛 Blocks wanted calls from certain numbers
  • 🔒 Privacy concerns, accesses contacts
  • 💰 Expensive premium subscription
T-Mobile Scam Shield#3

T-Mobile Scam Shield by MetroPCS

Your call control center.
Worth Considering
🔧 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

More Spam Protection apps to explore

FAQ about Spam Protection

What are the best spam protection apps for iPhone?
YouMail: Spam Call Blocker tops our spam protection apps ranking as of November 2026, with a 4.7-star average from 100K App Store ratings, and it's free to download.
Yes — 19 of the top spam protection apps we rank are free to download, including YouMail: Spam Call Blocker and SpamGuard: SMS Filter.
YouMail: Spam Call Blocker shows ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 249+ spam protection apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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