Best Block No Caller Id Apps

237+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our block no caller id list covers 237+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Block No Caller Id Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Call ID - Call BlockerCall ID - Call BlockerFree4.4★ (8K)NoYesAug 2026
2TrapCall: Reveal No Caller IDTrapCall: Reveal No Caller IDFree4.2★ (25K)YesYesAug 2026
3Reveal No Caller ID – MaskOffReveal No Caller ID – MaskOffFree4.7★ (523)NoYesAug 2026
4Traceback: Reveal No Caller IDTraceback: Reveal No Caller IDFree3.0★ (2)YesYesAug 2026
5Verizon Call FilterVerizon Call FilterFree4.7★ (300K)NoNoAug 2026
6Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (414K)NoYesAug 2026
7Hiya: Spam BlockerHiya: Spam BlockerFree4.5★ (237K)NoYesAug 2026
8Truecaller - Caller ID & BlockTruecaller - Caller ID & BlockFree2.0★ (4)YesYesAug 2026

Top Picks for Block No Caller Id

Call ID - Call Blocker#1

Call ID - Call Blocker by tv remote screen mirroring llc

Verified Caller, Block Spamers
Editor's Choice
🔧 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

  • 👍 Useful
  • 💡 Excellent app
  • 👍 Good
  • 👍 Great app

Room to Improve

  • 🐛 Doesn't work
  • 🐛 Useless
  • 🐛 Scam
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
#28in 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
Reveal No Caller ID – MaskOff#3

Reveal No Caller ID – MaskOff by Moff Technologies LLC

Unmask & trap a blocked call
Worth Considering
💼 Business
4.7😐(523 ratings)
FreeIn-App Purchases
Reveal No Caller ID – MaskOff screenshot 1
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Reveal No Caller ID – MaskOff screenshot 5
Reveal No Caller ID – MaskOff screenshot 6

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.

What We Love

  • 👍 Works well
  • 🚀 Reveals caller ID for no caller ID calls
  • 💡 Helps stop harassing calls
  • 👍 Easy to use

Room to Improve

  • 🐛 Doesn't work as advertised
  • 🐛 Continued charging after cancellation
  • 🐛 Forwarding calls to random people

More Block No Caller Id apps to explore

4
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
💼 Business
(2)
free with in-app purchases
5
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
6
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
(414K)
free with in-app purchases
7
Hiya: Spam Blocker
Hiya: Spam Blocker
Hiya: Spam Blocker
AI fraud & spam protection
Free

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.

Spam and scam call blockingReal-time caller IDCall reason identification
🔧 Utilities
(237K)
free with in-app purchases
8
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
🔧 Utilities
(4)
free with in-app purchases
9
Caller ID & Block
Caller ID & Block
Caller ID & Block
Spam & Scam Phone Call Blocker
Free

Organize your contacts with a single tap. This app scans, diagnoses, and optimizes your address book, merging duplicates and cleaning incomplete entries. It also offers custom blocking for unwanted callers.

Contact Health DashboardSmart Duplicate MergerIncomplete Contact Cleaner
🔧 Utilities
(20)
ad-supported
10
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
🔧 Utilities
(1)
freemium
11
Showcaller Caller ID Block
Showcaller Caller ID Block
Showcaller Caller ID Block
by Tumada Anushaaben
Free
🔧 Utilities
(0)
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
Spam Call Blocker • Caller ID
Spam Call Blocker • Caller ID
Spam Call Blocker • 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
🔧 Utilities
(2)
free with in-app purchases
14
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
🔧 Utilities
(1.2K)
free with in-app purchases
15
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
16
Who True CallerID
Who True CallerID
Who True CallerID
CallerID & Spam
Free
🔧 Utilities
(0)
17
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
🔧 Utilities
(1)
ad-supported
18
Caller ID: spam call blocker
Caller ID: spam call blocker
Caller ID: spam call blocker
Reverse phone number lookup
Free
📊 Productivity
(0)
19
Caller ID :Spam Call & Blocker
Caller ID :Spam Call & Blocker
Caller ID :Spam Call & Blocker
Block Spam, Identify Callers
Free
🔧 Utilities
(0)
20
Number Tracker -True Caller ID
Number Tracker -True Caller ID
Number Tracker -True Caller ID
Find Phone Number
Free

Identify unknown callers and block unwanted calls. This app displays true caller ID names and regions, allowing you to search any mobile number and view your search history. It helps detect spam callers and provides detailed caller information from your call logs.

Identify unknown callersBlock spam and unwanted callsDisplay true caller ID name and region
🔧 Utilities
(14)
free with in-app purchases

FAQ about Block No Caller Id

What are the best block no caller id apps for iPhone?
Call ID - Call Blocker tops our block no caller id apps ranking as of August 2026, with a 4.4-star average from 8K App Store ratings, and it's free to download.
Yes — 20 of the top block no caller id apps we rank are free to download, including Call ID - Call Blocker and TrapCall: Reveal No Caller ID.
Call ID - Call Blocker has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 237+ block no caller id apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app identifies incoming calls, even from unknown numbers, and blocks unwanted calls and messages. It uses a local database of over 14,000 known spam numbers and community reports to protect users from robocalls, telemarketers, and scams.
The app blocks unwanted calls by utilizing a local database of known spam numbers and allows users to add numbers to a personal blacklist. Users can choose how to handle blocked calls, such as ignoring them, rejecting them, or sending them to voicemail.