Best Identify Caller Apps

238+ iOS apps curated and reviewed

3.8 avg rating
20 free apps
Updated August 2026

With an average user rating of 3.8★, the identify caller category is one of the App Store's strongest. Browse all 238+ apps we track, sorted so the most loved ones surface first.

Compare top Identify Caller Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Truecaller: Premium Caller IDTruecaller: Premium Caller IDFree4.4★ (252K)YesYesSep 2026
2CallerSmart: Reverse LookupCallerSmart: Reverse LookupFree4.6★ (15K)YesYesAug 2026
3Number Finder Caller ID :TrueNumber Finder Caller ID :TrueFree4.7★ (70K)YesYesSep 2026
4Sync.me - Caller ID & BlockerSync.me - Caller ID & BlockerFree4.4★ (22K)YesYesSep 2026
5Caller ID :True Name Caller IDCaller ID :True Name Caller IDFree4.3★ (1.1K)YesYesSep 2026
6True CallerID: Spam BlockerTrue CallerID: Spam BlockerFree4.3★ (261)NoYesAug 2026
7Caller ID - Spam Call BlockerCaller ID - Spam Call BlockerFree4.2★ (188)YesYesAug 2026
8Caller ID Spam Call BlockerCaller ID Spam Call BlockerFree3.0★ (1)NoYesAug 2026

Top Picks for Identify Caller

Truecaller: Premium Caller ID#1

Truecaller: Premium Caller ID by True Software Scandinavia AB

Spam & Scam Phone Call Blocker
Editor's Choice
🔧 Utilities
4.4😞(252K ratings)
FreeAdsIn-App Purchases
#35in 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
CallerSmart: Reverse Lookup#2

CallerSmart: Reverse Lookup by CALLERSMART.COM LLC

Caller ID & Spam Call Blocker
Strong Contender
🔧 Utilities
4.6😐(15K ratings)
FreeAdsIn-App Purchases
CallerSmart: Reverse Lookup screenshot 1
CallerSmart: Reverse Lookup screenshot 2
CallerSmart: Reverse Lookup screenshot 3
CallerSmart: Reverse Lookup screenshot 4
CallerSmart: Reverse Lookup screenshot 5
CallerSmart: Reverse Lookup screenshot 6

Identify unknown callers and block unwanted spam texts and calls. Get detailed caller information before answering and protect your privacy by adding your number to the Do Not Call Registry. Manage your calls effectively with this easy-to-use tool.

What We Love

  • 🚀 Accurate reverse lookup
  • 👍 Easy to use
  • 💡 Helpful for identifying spammers
  • 👍 Provides location and other details

Room to Improve

  • 🐛 Inconsistent/unreliable results
  • 💰 Paywall for full details
  • 🔒 Privacy concerns with data collection
Number Finder Caller ID :True#3

Number Finder Caller ID :True by the Digitalists Interactive Agency Ltd

Reverse Phone Book Lookup Box
Worth Considering
🔧 Utilities
4.7😞(70K ratings)
FreeAdsIn-App Purchases
Number Finder Caller ID :True screenshot 1
Number Finder Caller ID :True screenshot 2
Number Finder Caller ID :True screenshot 3
Number Finder Caller ID :True screenshot 4
Number Finder Caller ID :True screenshot 5

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.

What We Love

  • 🚀 Helpful in finding unknown callers
  • 👍 Provides useful information
  • 💡 Ability to track and monitor calls

Room to Improve

  • 🐛 Inaccurate or incomplete information
  • 💰 Expensive subscription fees
  • 🔒 Privacy concerns with required permissions

More Identify Caller 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
Caller ID :True Name Caller ID
Caller ID :True Name Caller ID
Caller ID :True Name Caller ID
Identify Calls Name & Photo
Free

Identify unknown callers with true names and regions. Block spam, telemarketing, and unwanted calls. Manage calls with a smart dialer and search any number. Backup and restore contacts easily.

Instant Caller IDCall BlockerSmart Phone Dialer
🌐 Social Networking
(1.1K)
free with in-app purchases
6
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
(261)
free with in-app purchases
7
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
(188)
free with in-app purchases
8
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
9
Who True CallerID
Who True CallerID
Who True CallerID
CallerID & Spam
Free
🔧 Utilities
(0)
10
Caller True ID & Find Number
Caller True ID & Find Number
Caller True ID & Find Number
Identify Callers, Find Numbers
Free

Identify unknown callers and search phone numbers with a clear interface. Get quick access to caller information and look up numbers to understand who is contacting you. Convenient tools help you manage contacts and review incoming calls easily.

Identify unknown callersSearch phone numbersView caller information
📊 Productivity
(2)
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
ContactFinder - Caller ID
ContactFinder - Caller ID
ContactFinder - Caller ID
Identify spam & unknown calls
Free

Instantly identify unknown callers and block unwanted numbers in real-time. Access a vast global database to detect spam and fraud, keeping you safe and informed.

Real-time caller identificationSpam and fraud alertsExtensive global phone number database
🔧 Utilities
(1)
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
🔍 Reference
(19K)
free with in-app purchases
14
Learn Caller
Learn Caller
Learn Caller
Learn who is calling you
Free
🔧 Utilities
(0)
15
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
16
Caller ID :Spam Call & Blocker
Caller ID :Spam Call & Blocker
Caller ID :Spam Call & Blocker
Block Spam, Identify Callers
Free
🔧 Utilities
(0)
17
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
🔧 Utilities
(10)
free with in-app purchases
18
Caller ID & Reverse Lookup
Caller ID & Reverse Lookup
Caller ID & Reverse Lookup
Find Number - Call Identifier
Free

Identify unknown callers and block unwanted messages with this secure application. It provides real-time alerts for spam and scam calls, allowing you to manage your contacts and organize your communication effectively.

Basic Caller IDSpam detection technologyPersonal block list
🔧 Utilities
(14)
free with in-app purchases
19
Find Caller Name
Find Caller Name
Find Caller Name
by Blacktelio OÜ
Free

Identify the name associated with any phone number through a CNAM lookup. This tool displays the caller's name, functioning as a Caller ID Name Lookup. Simply enter the number and select the correct country to reveal the caller's identity.

CNAM lookupCaller ID Name LookupIdentify caller names
🔧 Utilities
(2)
free with in-app purchases
20
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
(5)
ad-supported

FAQ about Identify Caller

What are the best identify caller apps for iPhone?
Truecaller: Premium Caller ID tops our identify caller apps ranking as of August 2026, with a 4.4-star average from 252K App Store ratings, and it's free to download.
Yes — 20 of the top identify caller apps we rank are free to download, including Truecaller: Premium Caller ID and CallerSmart: Reverse Lookup.
Truecaller: Premium Caller ID shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 238+ identify caller apps on the iOS App Store as of August 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.

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