Best Block Calls Number Apps

213+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.4★, the block calls number category is one of the App Store's strongest. Browse all 213+ apps we track, sorted so the most loved ones surface first.

Top Picks for Block Calls Number

Mr. Number Lookup & Call Block#1

Mr. Number Lookup & Call Block by Hiya Inc

Identify callers quickly
Editor's Choice
🔧 Utilities
4.6😐(99K ratings)
FreeAdsIn-App Purchases
#79in 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
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
#26in 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
RealCall - Spam Call Blocker#3

RealCall - Spam Call Blocker by Second Phone Number Inc

Robo call blocker scam shield
Worth Considering
🔧 Utilities
4.5😊(25K ratings)
FreeIn-App Purchases
RealCall - Spam Call Blocker screenshot 1
RealCall - Spam Call Blocker screenshot 2
RealCall - Spam Call Blocker screenshot 3
RealCall - Spam Call Blocker screenshot 4
RealCall - Spam Call Blocker screenshot 5
RealCall - Spam Call Blocker screenshot 6

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.

What We Love

  • 🚀 Blocks spam calls effectively
  • 🔒 Protects against scammers
  • 👍 Easy to set up and use
  • 🚀 Stops unwanted calls quickly

Room to Improve

  • 🐛 Blocks some legitimate calls
  • 🔍 Voicemail retrieval issues
  • 🔍 Poor customer support

More Block Calls Number apps to explore

4
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
5
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
Safer Calls, Texts & Voicemail
Free

This app blocks unwanted robocalls and spam texts, offering safer communication. It provides a free tier with basic blocking and a privacy scan, with premium options for enhanced protection and an additional phone number.

Robocall blockingSpam text blockingSafer visual voicemail
🔧 Utilities
(98K)
free with in-app purchases
6
Hiya: Spam Blocker
Hiya: Spam Blocker
Hiya: Spam Blocker
Personal Call Screener
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
7
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
(7.8K)
subscription
8
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
9
Phoner: Second Phone Number
Phoner: Second Phone Number
Phoner: Second Phone Number
Texting & Voice Calling
Free

This app provides a secondary phone number for texting and calling, allowing users to protect their privacy. It offers features like call recording, anonymous caller lookup, and international calling. Users can get multiple numbers for various needs, from personal use to business.

Second phone number for texting and callingProtect privacy by hiding real numberInternational calling and texting
🔧 Utilities
(34K)
free with in-app purchases
10
SpamSafe: Spam Call Blocker
SpamSafe: Spam Call Blocker
SpamSafe: Spam Call Blocker
Lookup & Block Unknown Numbers
Free

Block unwanted calls and messages with advanced caller ID, filtering, and a customizable blacklist. Protect yourself from spam, robocalls, and scams with real-time detection and defense.

Spam call blockerReal-time caller IDIntelligent call filter
🔧 Utilities
(4.6K)
free with in-app purchases
11
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
12
Sync.me - Caller ID & Blocker
Sync.me - Caller ID & Blocker
Sync.me - Caller ID & Blocker
Block Spam & Identify Callers
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
13
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Call Filter & Scam Shield
Free

This app blocks 100% of spam calls and texts using advanced technology and a vast database of known robocallers. It ensures you never miss important calls while protecting you from scams and unwanted messages. The service also offers a family plan for comprehensive protection.

Blocks 100% of spam calls and textsWorld's largest database of robocallersAI-powered insights for continuous improvement
📊 Productivity
(5K)
subscription
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
Numbo: Scam Call ID & Lookup
Numbo: Scam Call ID & Lookup
Numbo: Scam Call ID & Lookup
Spam Shield & Caller Protect
Free

This app helps you identify and block unwanted calls and texts. It uses a large database of spam numbers to filter out scam, telemarketing, and robocalls, protecting your time and privacy. You can also create a personal blocking list and filter spam SMS messages.

Largest spam numbers databaseReverse phone lookupCaller ID
🔧 Utilities
(763)
free with in-app purchases
16
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Block Unknown Caller ID Scams
Free

This app uses artificial intelligence to screen incoming calls, distinguishing legitimate calls from spam, robo callers, and scams. It acts as a personal call assistant, identifying unknown callers and providing detailed information about each call.

AI-powered call screeningIdentifies spam, unverified, and verified callsAdvanced Caller ID with call categorization
🔧 Utilities
(54)
subscription
17
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
18
Robo Spam Text & Call Blocker
Robo Spam Text & Call Blocker
Robo Spam Text & Call Blocker
Block & Filter Message Spammer
Free

This app provides immediate relief from robocalls, telemarketing, and spam text messages. It blocks unwanted calls and messages, including those using neighbor spoofing, and also prevents spam and ads in your Safari web browser. Enjoy a risk-free trial before subscribing to a service that reduces unwanted calls by up to 99%.

Blocks robocalls and telemarketing callsFilters spam text messagesBlocks Safari browser ads and popups
🔧 Utilities
(5K)
free with in-app purchases
19
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
20
Call Protect Spam Call Blocker
Call Protect Spam Call Blocker
Call Protect Spam Call Blocker
Scam Shield, Caller ID Look Up
Free

Block unwanted spam calls and messages with advanced identification and filtering. Enhance your mobile security with Wi-Fi checks and data breach alerts. Take control of your privacy and enjoy a cleaner, safer communication experience.

Block spam callsIdentify unknown callersFilter junk SMS
📊 Productivity
(2.8K)
subscription