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Best Block Calls Number Apps

226+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated July 2026

With an average user rating of 4.2★, the block calls number category is one of the App Store's strongest. Browse all 226+ apps we track, sorted so the most loved ones surface first.

Compare top Block Calls Number Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Mr. Number Lookup & Call BlockMr. Number Lookup & Call BlockFree4.6★ (100K)NoYesAug 2026
2CallPeek: Caller ID BlockerCallPeek: Caller ID BlockerFree3.9★ (10)YesYesAug 2026
3True CallerID: Spam BlockerTrue CallerID: Spam BlockerFree4.3★ (253)NoYesAug 2026
4Ghost - Second Phone NumberGhost - Second Phone NumberFree4.6★ (7.7K)NoYesAug 2026
5Number Book - Spam & BlockNumber Book - Spam & BlockFree3.8★ (467)NoYesJul 2026
6Number Book - Find Caller IDNumber Book - Find Caller IDFree4.2★ (336)NoYesJul 2026
7Simple Call BlockerSimple Call BlockerFree4.2★ (3K)NoNoAug 2026
8Unmask - Premium Caller IDUnmask - Premium Caller IDFree4.5★ (22)NoYesJul 2026

Top Picks for Block Calls Number

Mr. Number Lookup & Call Block#1

Mr. Number Lookup & Call Block by Hiya

Identify callers quickly
Editor's Choice
🔧 Utilities
4.6😐(100K ratings)
FreeIn-App Purchases
#81in Utilities
Mr. Number Lookup & Call Block screenshot 1
Mr. Number Lookup & Call Block screenshot 2
Mr. Number Lookup & Call Block screenshot 3
Mr. Number Lookup & Call Block screenshot 4
Mr. Number Lookup & Call Block screenshot 5
Mr. Number Lookup & Call Block screenshot 6

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.

What We Love

  • 🚀 Effective at blocking spam/fraud calls
  • 👍 Useful for identifying unknown numbers
  • 🔒 Helps protect against spoofing
  • 💡 Allows reporting of spam numbers

Room to Improve

  • 🐛 Doesn't always block known spam numbers
  • 🔍 Reduced functionality in recent updates
  • 💰 Moved many features behind a paywall
CallPeek: Caller ID Blocker#2

CallPeek: Caller ID Blocker by Uqbah Farooq

Block trap call, true caller
Strong Contender
🔧 Utilities
3.9(10 ratings)
FreeAdsIn-App Purchases
CallPeek: Caller ID Blocker screenshot 1
CallPeek: Caller ID Blocker screenshot 2
CallPeek: Caller ID Blocker screenshot 3
CallPeek: Caller ID Blocker screenshot 4
CallPeek: Caller ID Blocker screenshot 5
CallPeek: Caller ID Blocker screenshot 6

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.

True CallerID: Spam Blocker#3

True CallerID: Spam Blocker by Reena Williams

Identify unknown calls & spam
Worth Considering
🔧 Utilities
4.3(253 ratings)
FreeIn-App Purchases
True CallerID: Spam Blocker screenshot 1
True CallerID: Spam Blocker screenshot 2
True CallerID: Spam Blocker screenshot 3
True CallerID: Spam Blocker screenshot 4
True CallerID: Spam Blocker screenshot 5
True CallerID: Spam Blocker screenshot 6

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.

More Block Calls Number apps to explore

4
Ghost - Second Phone Number
Ghost - Second Phone Number
Ghost - Second Phone Number
Private Text & Call
Free

Get a private, local phone number to stop spam and protect your identity. Receive texts, make unlimited calls, and use a temporary number for online sign-ups and transactions without revealing your real number.

Temporary phone numberUnlimited callsSMS verification codes
🔧 Utilities
(7.7K)
subscription
5
Number Book - Spam & Block
Number Book - Spam & Block
Number Book - Spam & Block
by Mastewal Manayew
Free

Identify and block unwanted calls and SMS messages from unknown numbers. This app uses a vast database to provide caller information and protect you from telemarketers and scammers. Upgrade for unlimited requests and an ad-free experience.

Unknown caller IDSpam call and SMS blockingGlobal phone number search
🔧 Utilities
(467)
free with in-app purchases
6
Number Book - Find Caller ID
Number Book - Find Caller ID
Number Book - Find Caller ID
Reverse number lookup & Block
Free

Identify unknown callers and block spam calls and SMS with custom filtering rules. Perform reverse phone number lookups to get information on any number. Protect yourself from unwanted communication.

Unknown caller identificationReverse phone number lookupsSMS filtering
🔧 Utilities
(336)
free with in-app purchases
7
Simple Call Blocker
Simple Call Blocker
Simple Call Blocker
Block phone number ranges.
Free

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.

Block individual phone numbersBlock ranges of phone numbersCreate an allow list
🔧 Utilities
(3K)
free
8
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
🔧 Utilities
(22)
subscription
9
Block Spam Call & Fast Blocker
Block Spam Call & Fast Blocker
Block Spam Call & Fast Blocker
Stop Robocalls & Scam Shield
Free

This app helps you manage your calls, links, and contacts. It identifies unknown callers, scans suspicious URLs, and cleans up your contact list to keep your phone secure and organized.

Smart call identificationURL scannerContact cleaner
🔧 Utilities
(8)
free with in-app purchases
10
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
🔧 Utilities
(62)
free with in-app purchases
11
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
12
Call Blocker
Call Blocker
Call Blocker
Identify & Block spam calls
Free

Block unwanted calls, identify suspicious numbers, and report spam. Access a large community database to avoid phone scams and extra charges. Protect yourself from telemarketers and unknown callers.

Block any phone numberIdentify commercial callsReport suspicious numbers
🔧 Utilities
(1.2K)
free with in-app purchases
13
Call Control: #1 Call Blocker
Call Control: #1 Call Blocker
Call Control: #1 Call Blocker
Block Spam Calls & Robo Calls
Free

This app automatically blocks unwanted calls from spammers, telemarketers, and robocallers using smart technology. It allows users to create personal blocklists and offers a free reverse lookup feature. Protect your phone from scams and unwanted interruptions.

Smart blocking technologyAutomatic spam call blockingPersonal blocklist
🔧 Utilities
(6.4K)
free with in-app purchases
14
Show Caller ID & Number Search
Show Caller ID & Number Search
Show Caller ID & Number Search
Spam Call Blocker・Phone Lookup
Free

Identify unknown callers and block unwanted spam calls with this app. It provides real-time caller ID, a global spam database, and allows you to search for caller details. Take control of your phone calls and stay protected from scams.

Caller ID LookupSpam Call BlockerFind Name & Location
🔧 Utilities
(196)
free with in-app purchases
15
TrapCall: Reveal No Caller ID
TrapCall: Reveal No Caller ID
TrapCall: Reveal No Caller ID
Control Who Calls You & Block
Free

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.

Reveal masked caller IDsBlock spam and telemarketersRecord incoming calls
💼 Business
(25K)
free with in-app purchases
16
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
17
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
18
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
19
Caller App : Caller ID & Block
Caller App : Caller ID & Block
Caller App : Caller ID & Block
Identify unknown calls & spam
Free

Identify unknown callers and block unwanted spam calls. This app functions as a caller ID, dialer, and SMS manager, helping you screen calls and texts. It also offers call reminders and a phone number search feature.

Full Screen Caller IDT9 DialerSMS & Messaging
🔧 Utilities
(267)
free with in-app purchases
20
NumberBox:CallerID
NumberBox:CallerID
NumberBox:CallerID
Know Your Caller
Free

This app helps you identify unwanted calls by allowing users to report and tag spam or telemarketing numbers. All submissions are anonymous and help build a community-driven database to protect users from potential scams.

Voluntarily report unwanted numbersManually add tags to phone numbersIdentify spam and telemarketing calls
🔧 Utilities
(465)
free

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FAQ about Block Calls Number

What are the best block calls number apps for iPhone?
Mr. Number Lookup & Call Block tops our block calls number apps ranking as of July 2026, with a 4.6-star average from 100K App Store ratings, and it's free to download.
Yes — 20 of the top block calls number apps we rank are free to download, including Mr. Number Lookup & Call Block and CallPeek: Caller ID Blocker.
Mr. Number Lookup & Call Block has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 226+ block calls number apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you identify unknown callers instantly with fast phone number lookups. It also provides robust features for blocking unwanted calls, detecting and warning you about spam and scam calls, and managing your personal block list.
The app features industry-leading spam detection technology that operates in the background to protect you from robocalls. It can provide real-time alerts for incoming spam or scam calls, or automatically block them based on your settings.