Best No Caller Id Blocking Apps

228+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated August 2026

The best no caller id blocking apps on iPhone average 3.9β˜… across 228+ titles β€” we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top No Caller Id Blocking Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1TrapCall: Reveal No Caller IDTrapCall: Reveal No Caller IDFree4.2β˜… (26K)NoYesAug 2026
2Show Caller ID & Spam BlockerShow Caller ID & Spam BlockerFree4.1β˜… (306)YesYesAug 2026
3Call ID - Call BlockerCall ID - Call BlockerFree4.4β˜… (8K)NoYesAug 2026
4Sync.me - Caller ID & BlockerSync.me - Caller ID & BlockerFree4.4β˜… (22K)YesYesAug 2026
5CallPeek: Caller ID BlockerCallPeek: Caller ID BlockerFree3.9β˜… (10)YesYesAug 2026
6Caller ID - Spam Call BlockerCaller ID - Spam Call BlockerFree4.2β˜… (188)YesYesAug 2026
7Traceback: Reveal No Caller IDTraceback: Reveal No Caller IDFree4.6β˜… (29)YesYesAug 2026
8CallerID: True Number SearchCallerID: True Number SearchFree4.1β˜… (68)NoYesAug 2026

Top Picks for No Caller Id Blocking

TrapCall: Reveal No Caller ID#1

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

Control Who Calls You & Block
Editor's Choice
πŸ’Ό Business
4.2😞(26K ratings)
FreeIn-App Purchases
#27in 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

  • πŸ”’ Effective in unmasking blocked numbers
  • πŸš€ Able to record and transcribe calls
  • πŸ‘ Helpful in gathering evidence for legal issues

Room to Improve

  • πŸ› Inaccurate caller ID information
  • πŸ”’ Difficult to fully deactivate and remove from device
  • πŸ”‹ Continued call forwarding even after cancellation
Show Caller ID & Spam Blocker#2

Show Caller ID & Spam Blocker by Metasol Technologies

Always Know who's calling
Strong Contender
πŸ”§ Utilities
4.1😊(306 ratings)
FreeAdsIn-App Purchases
Show Caller ID & Spam Blocker screenshot 1
Show Caller ID & Spam Blocker screenshot 2
Show Caller ID & Spam Blocker screenshot 3
Show Caller ID & Spam Blocker screenshot 4
Show Caller ID & Spam Blocker screenshot 5
Show Caller ID & Spam Blocker screenshot 6

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.

What We Love

  • πŸš€ Smooth and Reliable Performance
  • πŸ‘ User-Friendly Interface with Comprehensive Features
  • πŸ” Accurate Caller ID with Location Tracking
  • βš™οΈ Customizable Blocking Settings for Personalized Experience

Room to Improve

  • πŸ”‹ High Battery Consumption
  • πŸ› Occasional Crashes
  • πŸ” Could Be Faster
Call ID - Call Blocker#3

Call ID - Call Blocker by tv remote screen mirroring llc

Verified Caller, Block Spamers
Worth Considering
πŸ”§ Utilities
4.4😞(8K ratings)
FreeIn-App Purchases
Call ID - Call Blocker screenshot 1
Call ID - Call Blocker screenshot 2
Call ID - Call Blocker screenshot 3
Call ID - Call Blocker screenshot 4
Call ID - Call Blocker screenshot 5
Call ID - Call Blocker screenshot 6

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.

What We Love

  • πŸ‘ Useful
  • πŸ’‘ Excellent app
  • πŸ‘ Good
  • πŸ‘ Great app

Room to Improve

  • πŸ› Doesn't work
  • πŸ› Useless
  • πŸ› Scam

More No Caller Id Blocking apps to explore

4
Sync.me - Caller ID & Blocker
Sync.me - Caller ID & Blocker
Sync.me - Caller ID & Blocker
Identify Spam & Scam Calls
Free

Identify unknown callers in real-time, block spam automatically, and keep your contacts updated with real photos. Search any number worldwide and manage your address book with smart tools.

Live caller IDAutomatic spam blockingReverse number lookup
🌐 Social Networking
(22K)
free with in-app purchases
5
CallPeek: Caller ID Blocker
CallPeek: Caller ID Blocker
CallPeek: Caller ID Blocker
Block trap call, true caller
Free

Identify unknown callers, manage your contacts, and review messages. This app provides tools to look up phone numbers, organize communication, and block unwanted or spam calls for enhanced phone safety.

Identify unknown numbersManage contact listReview messages
πŸ”§ Utilities
(10)
free with in-app purchases
6
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
πŸ’Ό Business
(188)
free with in-app purchases
7
Traceback: Reveal No Caller ID
Traceback: Reveal No Caller ID
Traceback: Reveal No Caller ID
Unmask Private Calls Instantly
Free

Instantly unmask the identity of unknown and "No Caller ID" calls. Receive real-time notifications with caller details and generate police-ready evidence reports for enhanced safety and peace of mind.

Instant caller identity unmaskingReal-time push notificationsComplete call logs and history
πŸ’Ό Business
(29)
free with in-app purchases
8
CallerID: True Number Search
CallerID: True Number Search
CallerID: True Number Search
Identify unknown calls & spam
Free

Instantly identify unknown callers and block spam, scams, and robocalls. This app offers reverse number lookup, SMS spam protection, and customizable blacklists for enhanced phone security and privacy.

Real CallerID and name lookupReverse phone number searchSpam call blocking
πŸ”§ Utilities
(68)
free with in-app purchases
9
Unmask - Premium Caller ID
Unmask - Premium Caller ID
Unmask - Premium Caller ID
See Hidden Number, Block Spam
Free

Identify unknown, blocked, or hidden numbers before you answer. This tool reveals the real identity behind suspicious calls, blocks spam, and allows you to search any number. Take control of your phone and never miss important calls again.

Reveal hidden numbersCaller identificationSpam and scam blocking
πŸ”§ Utilities
(22)
subscription
10
Spam Call Blocker + Caller ID
Spam Call Blocker + Caller ID
Spam Call Blocker + Caller ID
Phone Control. Stop & identify
Free

Identify unknown callers and block unwanted calls with this user-friendly application. It helps you decide whether to answer unfamiliar numbers and allows you to report suspicious contacts to a shared database, reducing spam for everyone.

Identifies potential spam and scam callsBlocks suspicious numbersReveals details about unknown calls
πŸ”§ Utilities
(9)
free with in-app purchases
11
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
πŸ”§ Utilities
(136)
free with in-app purchases
12
Spam Call Blocker β€’ Caller ID
Spam Call Blocker β€’ Caller ID
Spam Call Blocker β€’ Caller ID
Stop Robocalls & SMS Filter
Free

Instantly block unwanted calls and filter spam texts with advanced detection technology. Identify unknown callers in real-time and protect your personal data with a privacy-first design. Enjoy a cleaner, safer communication experience.

Automatic call blockingReal-time caller IDIntelligent SMS filtering
πŸ”§ Utilities
(2)
free with in-app purchases
13
Caller-ID
Caller-ID
Caller-ID
Reverse Phone Lookup
Free

Identify unknown callers and find out who owns a phone number. This app offers a global reverse lookup for over 1 billion numbers, with features like geolocation and social media directory integration. It also allows users to report and comment on spam or prank callers.

Global reverse phone lookupGeolocation by area codeSocial media directory
πŸ” Reference
(19K)
free with in-app purchases
14
Easy Caller ID
Easy Caller ID
Easy Caller ID
Spam Blocker for Unknown Calls
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
πŸ“Š Productivity
(2.7K)
free
15
Phone Call - Caller ID
Phone Call - Caller ID
Phone Call - Caller ID
Phone Call
Free

Identify unknown callers and block unwanted calls with this powerful tool. It functions as a phone number lookup, spam blocker, and smart dialer, helping you see the true caller ID and region for every incoming call. Over 30 million users trust it to screen their calls.

Instant Caller ID identificationPhone number lookupSpam and unwanted call blocking
πŸ”§ Utilities
(5)
ad-supported
16
BlackList: caller ID & blocker
BlackList: caller ID & blocker
BlackList: caller ID & blocker
Ultimate call filter
Free

Filter unwanted calls with a personal blocking list and caller ID. Easily manage your contacts to block telemarketers and identify incoming calls. Protect your phone from nuisance callers.

Personal blocking list managementCaller ID for incoming callsBlock unwanted callers
πŸ”§ Utilities
(71)
free with in-app purchases
17
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
πŸ”§ Utilities
(259)
free with in-app purchases
18
Truecaller - Caller ID & Block
Truecaller - Caller ID & Block
Truecaller - Caller ID & Block
Spam & Scam Phone Call Blocker
Free

Identify unknown callers, block spam and scam calls, and filter unwanted SMS messages. This app provides real-time spam protection and smart contact management for safer, more organized communication.

Identify unknown callersBlock spam and scam callsFilter unwanted SMS
πŸ”§ Utilities
(4)
free with in-app purchases
19
Caller ID Spam Call Blocker
Caller ID Spam Call Blocker
Caller ID Spam Call Blocker
Reverse Phone Lookup & Search
Free

Identify unknown callers, block spam and scams, and discover how contacts are tagged by the community. This app provides a cleaner, safer communication experience with advanced caller ID and SMS filtering.

Caller ID for unknown numbersReverse phone lookupSpam and scam blocking
πŸ”§ Utilities
(1)
freemium
20
ViewCaller: Caller ID
ViewCaller: Caller ID
ViewCaller: Caller ID
Identify unknown calls & spam
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
πŸ”§ Utilities
(765)
free with in-app purchases

FAQ about No Caller Id Blocking

What are the best no caller id blocking apps for iPhone?
TrapCall: Reveal No Caller ID tops our no caller id blocking apps ranking as of August 2026, with a 4.2-star average from 26K App Store ratings, and it's free to download.
Yes β€” 20 of the top no caller id blocking apps we rank are free to download, including TrapCall: Reveal No Caller ID and Show Caller ID & Spam Blocker.
TrapCall: Reveal No Caller ID has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 228+ no caller id blocking apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
TrapCall helps you identify and manage unwanted calls. It unmasks blocked or 'No Caller ID' calls, allowing you to see who is calling. Additionally, it automatically blocks a large database of known spam callers and telemarketers, and can record your incoming calls for evidence.
When you receive a blocked or 'No Caller ID' call, simply decline the call. TrapCall will then process the call and within seconds, the call will return to your phone with the caller's number unmasked. You can even receive the name and address associated with the number instantly via SMS.