Best Phone Number Blocker Apps

250+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated November 2026

Out of 250+ phone number blocker 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 Phone Number Blocker Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Burner: Second Phone NumberBurner: Second Phone NumberFree4.7★ (94K)NoYesNov 2026
2Simple Call BlockerSimple Call BlockerFree4.2★ (3.7K)NoNoNov 2026
3Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (415K)NoYesNov 2026
4Ghost - Second Phone NumberGhost - Second Phone NumberFree4.6★ (7.8K)NoYesNov 2026
5SmartLine Second Phone NumberSmartLine Second Phone NumberFree4.7★ (44K)NoNoNov 2026
6Mr. Number Lookup & Call BlockMr. Number Lookup & Call BlockFree4.5★ (100K)NoYesNov 2026
7T-Mobile Scam ShieldT-Mobile Scam ShieldFree4.7★ (208K)NoNoNov 2026
8Stop Spam: Call BlockerStop Spam: Call BlockerFree—YesYesOct 2026

Top Picks for Phone Number Blocker

Burner: Second Phone Number#1

Burner: Second Phone Number by Ad Hoc Labs, Inc

Private Text & Spam Blocker
Editor's Choice
🔧 Utilities
4.7😞(94K ratings)
FreeIn-App Purchases
#9in Utilities
Burner: Second Phone Number screenshot 1
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Burner: Second Phone Number screenshot 6

Create and manage temporary phone numbers for calls and texts, keeping your personal number private. Use different numbers for various aspects of your life and delete them when no longer needed. Block spam and set quiet hours for uninterrupted peace.

What We Love

  • 🚀 Efficient service
  • 🔒 Privacy protection
  • 👍 Convenient for business use
  • 👍 Useful for avoiding spam calls

Room to Improve

  • 🐛 Unreliable notifications
  • 🐛 Buggy after recent updates
  • 🔋 High battery consumption
  • 🔒 Privacy concerns
  • 💰 Expensive subscription model
  • 🤯 Difficult to cancel subscription
Simple Call Blocker#2

Simple Call Blocker by Michael Descy

Block phone number ranges.
Strong Contender
🔧 Utilities
4.2😐(3.7K ratings)
Free
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Block unwanted calls on your iPhone by individual numbers or entire ranges. Create an allow list for specific numbers or contacts, ensuring they never get blocked. This app prioritizes simplicity and privacy, without collecting your data.

What We Love

  • 🚀 Simple and effective
  • 🔒 Respects user privacy
  • 👍 Blocks range of numbers
  • 👍 Stops spam calls

Room to Improve

  • 🐛 Calls not always blocked
  • 🐛 Blocker loading failed
  • 🐛 Doesn't work on all devices
  • 🐛 Blocks limited to 2 million numbers
Robokiller: Spam Call Blocker#3

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

Stop 99% of Robocalls & Texts
Worth Considering
🔧 Utilities
4.5😐(415K ratings)
FreeIn-App Purchases
#6in Utilities
Robokiller: Spam Call Blocker screenshot 1
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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

More Phone Number Blocker apps to explore

FAQ about Phone Number Blocker

What are the best phone number blocker apps for iPhone?
Burner: Second Phone Number tops our phone number blocker apps ranking as of November 2026, with a 4.7-star average from 94K App Store ratings, and it's free to download.
Yes — 19 of the top phone number blocker apps we rank are free to download, including Burner: Second Phone Number and Simple Call Blocker.
Burner: Second Phone Number has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 250+ phone number blocker apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.