Best Silence Unknown Callers Apps

250+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated October 2026

Out of 250+ silence unknown callers apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Silence Unknown Callers Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1PhonePhoneFree4.0★ (11K)NoNoNov 2026
2YouMail: Spam Call BlockerYouMail: Spam Call BlockerFree4.7★ (100K)YesYesNov 2026
3RealCall - Spam Call BlockerRealCall - Spam Call BlockerFree4.5★ (27K)NoYesNov 2026
4NumberBox:CallerIDNumberBox:CallerIDFree4.5★ (565)NoNoNov 2026
5Truecaller ~ Caller ID & BlockTruecaller ~ Caller ID & BlockFree—YesYesOct 2026
6Truecaller : Caller ID & BlockTruecaller : Caller ID & BlockFree4.0★ (25)YesYesNov 2026
7Google VoiceGoogle VoiceFree4.3★ (62K)NoNoNov 2026
8TrustCaller: Premium Caller IDTrustCaller: Premium Caller IDFree—YesNoNov 2026

Top Picks for Silence Unknown Callers

Phone#1

Phone by Apple

Editor's Choice
🔧 Utilities
4.0😐(11K ratings)
Free
Phone screenshot 1
Phone screenshot 2

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.

What We Love

  • 🚀 Easy to use
  • 📞 Reliable for making calls
  • 🔒 Secure and private
  • 📝 Live voicemail transcription
  • 🔍 Useful for checking voicemails

Room to Improve

  • 🐛 Notification issues
  • 🔇 Microphone problems
  • 🔍 Lacking advanced call screening features
  • 🕰️ Outdated UI and functionality
  • 🔀 Confusing with separate Contacts app
YouMail: Spam Call Blocker#2

YouMail: Spam Call Blocker by YouMail, Inc.

Protect Your Phone Number
Strong Contender
🔧 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
RealCall - Spam Call Blocker#3

RealCall - Spam Call Blocker by Second Phone Number Inc

Robo call blocker scam shield
Worth Considering
🔧 Utilities
4.5😊(27K ratings)
FreeIn-App Purchases
RealCall - Spam Call Blocker screenshot 1
RealCall - Spam Call Blocker screenshot 2
RealCall - Spam Call Blocker screenshot 3
RealCall - Spam Call Blocker screenshot 4
RealCall - Spam Call Blocker screenshot 5
RealCall - Spam Call Blocker screenshot 6

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.

What We Love

  • 🚀 Blocks spam calls effectively
  • 🔒 Protects against scammers
  • 👍 Easy to set up and use
  • 🚀 Stops unwanted calls quickly

Room to Improve

  • 🐛 Blocks some legitimate calls
  • 🔍 Voicemail retrieval issues
  • 🔍 Poor customer support
  • 💰 Expensive subscription

More Silence Unknown Callers apps to explore

FAQ about Silence Unknown Callers

What are the best silence unknown callers apps for iPhone?
Phone tops our silence unknown callers apps ranking as of October 2026, with a 4.0-star average from 11K App Store ratings, and it's free to download.
Yes — 19 of the top silence unknown callers apps we rank are free to download, including Phone and YouMail: Spam Call Blocker.
Phone has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ silence unknown callers apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.