Best No Caller Id Blocker Apps

214+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good no caller id blocker apps. We benchmark 214+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top No Caller Id Blocker Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Truecaller: Premium Caller IDTruecaller: Premium Caller IDFree4.4★ (251K)YesYesJul 2026
2TrapCall: Reveal No Caller IDTrapCall: Reveal No Caller IDFree4.2★ (25K)YesYesJul 2026
3Hiya: Spam BlockerHiya: Spam BlockerFree4.5★ (237K)NoYesJul 2026
4Call ID - Call BlockerCall ID - Call BlockerFree4.4★ (8K)NoYesJul 2026
5Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (413K)YesYesJul 2026
6RealCall - Spam Call BlockerRealCall - Spam Call BlockerFree4.5★ (25K)NoYesJul 2026
7Reveal No Caller ID – MaskOffReveal No Caller ID – MaskOffFree4.7★ (523)NoYesJul 2026
8Verizon Call FilterVerizon Call FilterFree4.7★ (300K)NoNoJul 2026

Top Picks for No Caller Id Blocker

Truecaller: Premium Caller ID#1

Truecaller: Premium Caller ID by True Software Scandinavia AB

Spam Blocker・Phone Call Filter
Editor's Choice
🔧 Utilities
4.4😞(251K ratings)
FreeAdsIn-App Purchases
#40in Utilities
Truecaller: Premium Caller ID screenshot 1
Truecaller: Premium Caller ID screenshot 2
Truecaller: Premium Caller ID screenshot 3
Truecaller: Premium Caller ID screenshot 4
Truecaller: Premium Caller ID screenshot 5
Truecaller: Premium Caller ID screenshot 6

Identify unknown callers and block spam calls and texts. This app uses AI and community data to screen calls, identify callers, and offers an AI assistant for call screening. Premium features include ad removal, unlimited lookups, and profile insights.

What We Love

  • 🚀 Blocks spam calls
  • 💡 Useful caller ID feature
  • 👍 Helps identify scammers

Room to Improve

  • 🐛 Inconsistent performance
  • 🔒 Privacy concerns with data collection
  • 💰 Expensive premium subscription
TrapCall: Reveal No Caller ID#2

TrapCall: Reveal No Caller ID by Mosaic S.r.l.

Control Who Calls You & Block
Strong Contender
💼 Business
4.2😞(25K ratings)
FreeAdsIn-App Purchases
#29in Business
TrapCall: Reveal No Caller ID screenshot 1
TrapCall: Reveal No Caller ID screenshot 2
TrapCall: Reveal No Caller ID screenshot 3
TrapCall: Reveal No Caller ID screenshot 4
TrapCall: Reveal No Caller ID screenshot 5
TrapCall: Reveal No Caller ID screenshot 6

Unmask blocked and unknown callers, stop spam, and protect your privacy. Get caller ID for masked numbers, record calls, and receive voicemails as text. This app provides a solution for unwanted and harassing calls.

What We Love

  • 🔒 Effective in unmasking blocked numbers
  • 🚀 Able to record and transcribe calls
  • 👍 Helpful in gathering evidence for legal issues

Room to Improve

  • 🐛 Inaccurate caller ID information
  • 🔒 Difficult to fully deactivate and remove from device
  • 🔋 Continued call forwarding even after cancellation
Hiya: Spam Blocker#3

Hiya: Spam Blocker by Hiya Inc

Personal Call Screener
Worth Considering
🔧 Utilities
4.5😐(237K ratings)
FreeIn-App Purchases
Hiya: Spam Blocker screenshot 1
Hiya: Spam Blocker screenshot 2
Hiya: Spam Blocker screenshot 3
Hiya: Spam Blocker screenshot 4
Hiya: Spam Blocker screenshot 5
Hiya: Spam Blocker screenshot 6

Block unwanted spam and scam calls while identifying unknown callers. Get real-time caller ID and call reasons before you answer, and protect your voicemail from spam. Offers premium features for an enhanced calling experience.

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

More No Caller Id Blocker apps to explore

4
Call ID - Call Blocker
Call ID - Call Blocker
Call ID - Call Blocker
Verified Caller, Block Spamers
Free

Identify unknown callers in real-time and block unwanted numbers before they ring. This app uses a local database of known spam numbers and community reports to protect you from robocalls, telemarketers, and scams. Enjoy uninterrupted calls and enhanced privacy.

Live Caller ID for unknown numbersBlock robocalls, telemarketers, and scamsLocal database of 14,000+ spam numbers
🔧 Utilities
(8K)
free with in-app purchases
5
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Stop 99% of Robocalls & Texts
Free

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.

Blocks 99% of spam calls and textsAI-powered audio fingerprintingAnswer Bots for robocaller revenge
🔧 Utilities
(413K)
free with in-app purchases
6
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
Robo call blocker scam shield
Free

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.

AI-powered spam call blockingFraud SMS detectionCustom blocklist and whitelist
🔧 Utilities
(25K)
freemium
7
Reveal No Caller ID – MaskOff
Reveal No Caller ID – MaskOff
Reveal No Caller ID – MaskOff
Unmask & trap a blocked call
Free

Identify and record unknown or blocked callers. This app provides instant proof of who is calling, allowing you to gather evidence against harassers and stop unwanted calls. It offers a secure record of all communications.

Reveal hidden caller IDsRecord callsCollect evidence against harassers
💼 Business
(523)
free with in-app purchases
8
Verizon Call Filter
Verizon Call Filter
Verizon Call Filter
Put an end to mystery calls
Free

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.

Identify suspected spam callsAutomatically block high-risk spamReport phone numbers as spam
🔧 Utilities
(300K)
free with in-app purchases
9
Mr. Number Lookup & Call Block
Mr. Number Lookup & Call Block
Mr. Number Lookup & Call Block
Identify callers quickly
Free

Instantly identify unknown callers and block unwanted calls. This app provides lightning-fast phone number lookups, protects against scam calls, and offers advanced spam detection to keep your device free from robocalls. Manage your personal block list and report spam to help the community.

Identify unknown callersBlock specific phone numbersSpam detection and blocking
🔧 Utilities
(99K)
free with in-app purchases
10
Number Finder Caller ID :True
Number Finder Caller ID :True
Number Finder Caller ID :True
Spam and Lookup Protection
Free

Identify unknown callers and protect your privacy with this comprehensive reverse phone lookup tool. See who searched for your number, block spam, and manage your digital footprint. Stay safe and informed about who contacts you.

Unlimited reverse phone lookupsReal-time caller ID identificationComprehensive spam detection
🔧 Utilities
(70K)
free with in-app purchases
11
Whoscall: Caller ID & Block
Whoscall: Caller ID & Block
Whoscall: Caller ID & Block
Report scam, build community
Free

This app acts as a digital shield against scams and spam calls and messages. It uses AI and community reports to identify unknown numbers and block suspicious content. Users can also verify phone numbers, URLs, and screenshots to enhance their online safety.

Caller ID & BlockerSmart SMS AssistantNumber, URL, Screenshot Verification
🔧 Utilities
(3K)
free with in-app purchases
12
Show Caller Name & Block Spam
Show Caller Name & Block Spam
Show Caller Name & Block Spam
Know whos calling Scam blocker
Free

Identify unknown callers and block spam calls with real-time caller ID. Search any number to find the caller's name, identity, and even photos. This app also offers smart contact management and offline functionality.

Real ID Caller NameSpam and fraud call protectionPhone number identification
🔧 Utilities
(136)
free with in-app purchases
13
Getcontact
Getcontact
Getcontact
Caller ID & Spam Blocker
Free

This app helps you identify unknown callers and block unwanted spam calls and messages. It filters your communications, allowing you to focus on genuine conversations and maintain privacy with secure, encrypted chat features.

Caller identification for unknown numbersSpam call and message blockingSMS inbox cleanup
🔧 Utilities
(59K)
free with in-app purchases
14
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Caller ID & Spam Call Blocker
Free

This app blocks unwanted calls from telemarketers, scammers, and spammers. It provides caller ID information for suspicious numbers and automatically blocks high-risk callers. You can also perform free reverse phone lookups for numbers in the US and Canada.

Automatic spam call filterCaller ID for risky numbersReverse phone lookup
🔧 Utilities
(31K)
free with in-app purchases
15
ViewCaller: Caller ID
ViewCaller: Caller ID
ViewCaller: Caller ID
Block spam & check call risk
Free

Identify unknown callers and block unwanted spam calls with real-time detection. Access a global database to screen calls and manage your communication for enhanced privacy and security.

Real-time spam detectionGlobal community insightCustomizable blocking
🔧 Utilities
(755)
free with in-app purchases
16
Caller ID - Spam Call Blocker
Caller ID - Spam Call Blocker
Caller ID - Spam Call Blocker
Identify unknown calls & spam
Free

Instantly identify unknown callers and block unwanted spam calls with advanced real-time identification and community-powered protection. Take control of your calls and enjoy a safer communication experience.

Real-time caller identificationAutomatic spam call blockingCommunity-powered protection
💼 Business
(127)
free with in-app purchases
17
Me - Caller ID & Spam Blocker
Me - Caller ID & Spam Blocker
Me - Caller ID & Spam Blocker
See Who Saved Your Number
Free

Identify unknown callers, block spam, and discover how your contacts have saved your number. This app also acts as a social network for your contacts, allowing you to see and manage how you're named by others.

Real-time caller IDSpam call and SMS blockingSee how contacts saved your number
🌐 Social Networking
(1.4K)
free with in-app purchases
18
Show Caller ID & Spam Blocker
Show Caller ID & Spam Blocker
Show Caller ID & Spam Blocker
Always Know who's calling
Free

Identify unknown callers and block spam with a vast database of phone numbers. Get contact photos and use a smart dialer for quick access. Take control of your calls and contacts.

Caller ID Name identificationSpam identifierReverse phone number lookup
🔧 Utilities
(307)
free with in-app purchases
19
Easy Caller ID
Easy Caller ID
Easy Caller ID
Smart Address Book
Free

Identify unknown callers and block spam calls with real-time information displayed on your native call screen. Instantly look up any phone number to find caller details and enrich your address book. Your privacy is protected, and all features are completely free.

Instant caller identificationReal-time call screen displayPowerful spam call blocking
📊 Productivity
(2.7K)
free
20
True CallerID: Spam Blocker
True CallerID: Spam Blocker
True CallerID: Spam Blocker
Identify unknown calls & spam
Free

Identify unknown callers and block unwanted calls automatically. This app uses smart spam detection and AI to protect you from robocalls, telemarketers, and scams. Take control of your phone and see caller information before you answer.

Instant Caller IDSmart Call BlockerSpam Detection Alerts
🔧 Utilities
(217)
free with in-app purchases

FAQ about No Caller Id Blocker

What are the best no caller id blocker apps for iPhone?
Truecaller: Premium Caller ID tops our no caller id blocker apps ranking as of May 2026, with a 4.4-star average from 251K App Store ratings, and it's free to download.
Yes — 20 of the top no caller id blocker apps we rank are free to download, including Truecaller: Premium Caller ID and TrapCall: Reveal No Caller ID.
Truecaller: Premium Caller ID shows ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 214+ no caller id blocker apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Truecaller helps you identify unknown callers and block spam calls or SMS. It uses AI pattern analytics and community-based spam classifications to ensure the safety and security of your communication. You can also search for unknown numbers directly within the app.
Key features include automatic identification of spam, fraud, and robocalls before you pick up, the ability to view and search previously identified calls, and a powerful spam call blocker. The Truecaller Assistant offers AI-powered call screening to identify callers and their reasons for calling.