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Best App Blocker Free Robocall

230+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated August 2026

With an average user rating of 4.2★, the app blocker free robocall category is one of the App Store's strongest. Browse all 230+ apps we track, sorted so the most loved ones surface first.

Compare top App Blocker Free Robocall (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nomorobo - Robocall BlockerNomorobo - Robocall BlockerFree4.5★ (22K)NoYesAug 2026
2Verizon Call FilterVerizon Call FilterFree4.7★ (300K)NoNoAug 2026
3Call Protect: Robocall BlockerCall Protect: Robocall BlockerFree4.5★ (32K)YesYesAug 2026
4T-Mobile Scam ShieldT-Mobile Scam ShieldFree4.7★ (208K)NoNoAug 2026
5Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (414K)NoYesAug 2026
6Robo Spam Text & Call BlockerRobo Spam Text & Call BlockerFree4.3★ (5K)NoYesAug 2026
7RealCall - Spam Call BlockerRealCall - Spam Call BlockerFree4.5★ (25K)NoYesAug 2026
8RoboStopper Call BlockerRoboStopper Call BlockerFree3.2★ (36)YesYesJul 2026

Top Picks for App Blocker Free Robocall

Nomorobo - Robocall Blocker#1

Nomorobo - Robocall Blocker by Telephone Science Corporation

Call Filter & Scam Shield
Editor's Choice
🔧 Utilities
4.5😐(22K ratings)
FreeIn-App Purchases
Nomorobo - Robocall Blocker screenshot 1
Nomorobo - Robocall Blocker screenshot 2
Nomorobo - Robocall Blocker screenshot 3
Nomorobo - Robocall Blocker screenshot 4
Nomorobo - Robocall Blocker screenshot 5
Nomorobo - Robocall Blocker screenshot 6

This app blocks unwanted robocalls, telemarketers, spam texts, and scammers from reaching your phone. It identifies and filters out millions of malicious callers daily, while allowing important alerts to get through. Enjoy peace of mind with real-time protection and customizable blocking options.

What We Love

  • 🚀 Effective at blocking spam calls
  • 👍 Helpful in reducing nuisance calls
  • 🔒 Protects against scammers and fraudsters
  • 💡 Useful feature to report and block numbers

Room to Improve

  • 🐛 App not consistently updating or refreshing
  • 🐛 Numbers still getting through despite being reported
  • 🐛 Inaccurate spam detection and false positives
Verizon Call Filter#2

Verizon Call Filter by Verizon Wireless

Put an end to mystery calls
Strong Contender
🔧 Utilities
4.7😐(300K ratings)
Free
Verizon Call Filter screenshot 1
Verizon Call Filter screenshot 2
Verizon Call Filter screenshot 3
Verizon Call Filter screenshot 4
Verizon Call Filter screenshot 5

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.

What We Love

  • 🚀 Blocks spam calls
  • 🔒 Helps reduce spam
  • 👍 Works well for some users
  • ⭐️ Useful tool

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Paid version required for full functionality
Call Protect: Robocall Blocker#3

Call Protect: Robocall Blocker by Orave Technologies

Caller ID & Spam Call Blocker
Worth Considering
🔧 Utilities
4.5😐(32K ratings)
FreeAdsIn-App Purchases
Call Protect: Robocall Blocker screenshot 1
Call Protect: Robocall Blocker screenshot 2
Call Protect: Robocall Blocker screenshot 3
Call Protect: Robocall Blocker screenshot 4
Call Protect: Robocall Blocker screenshot 5

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.

What We Love

  • 🚀 Blocks spam calls effectively
  • 👍 Useful reverse lookup feature
  • 🔒 Protects against scams

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Aggressive upselling to paid version

More App Blocker Free Robocall apps to explore

4
T-Mobile Scam Shield
T-Mobile Scam Shield
T-Mobile Scam Shield
Your call control center.
Free

This app provides advanced call management features to protect you from unwanted scam and robo calls. It uses AI and machine learning to identify and block suspicious numbers, offers full caller ID, and allows you to report fraudulent calls.

Scam BlockScam ReportingCaller ID
🔧 Utilities
(208K)
free
5
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
6
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
7
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
Robo call blocker scam shield
Free

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.

AI-powered spam call blockingFraud SMS detectionCustom blocklist and whitelist
🔧 Utilities
(25K)
freemium
8
RoboStopper Call Blocker
RoboStopper Call Blocker
RoboStopper Call Blocker
Stop 100% of Robocalls
Free

This service blocks unwanted automated and spam calls, ensuring only desired contacts can reach you. It offers layered defenses and allows you to set a price for marketers to contact you, turning unwanted calls into a potential revenue stream.

Blocks 100% of robocallsLayered defenses against spammersAllows only contacts from address book
🔧 Utilities
(36)
free with in-app purchases
9
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
10
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
11
Firewall - Spam Call Blocker
Firewall - Spam Call Blocker
Firewall - Spam Call Blocker
Block Spam Calls and Robocalls
Free

This app blocks unwanted calls and texts by only allowing approved contacts to reach you. It also offers visual voicemail, privacy protection for your number, and the ability to make anonymous outbound calls. Enjoy a cleaner, more productive phone experience.

Block 100% of spam callsWhitelisting for approved callersSMS spam blocker
🔧 Utilities
(1.6K)
subscription
12
Robo Call Blocker Pro
Robo Call Blocker Pro
Robo Call Blocker Pro
Clean spam ads,full protection
Free

Block unwanted robocalls, spam, and fraudulent calls. This app also enhances your browsing experience by blocking ads, trackers, and malicious sites in Safari, saving data and improving speed.

Block robocalls, spam, and fraudBlock ads and trackers in SafariSave mobile data
📊 Productivity
(6)
free with in-app purchases
13
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
📊 Productivity
(2.7K)
free
14
Spam Call Blocker by RoboGuard
Spam Call Blocker by RoboGuard
Spam Call Blocker by RoboGuard
Stop 99% of Scams & Robocalls
Free

This app automatically blocks unwanted spam, scam, and robocalls on your iPhone. It protects your privacy by blocking calls directly on your device and offers features like custom block lists, reverse phone lookup, and neighbor spoof protection. Stay protected with continuously updated spam lists and a system that learns from user reports.

Automatic spam call blockingPrivacy-focused on-device blockingCustomizable block and allow lists
🔧 Utilities
(526)
subscription
15
No More Robocalls
No More Robocalls
No More Robocalls
Robocall blocking app
Free

This application aims to completely eliminate unwanted robocalls, a common annoyance for many. It offers a 100% effective solution to block all incoming robocalls, unlike other apps that only block a portion.

100% robocall blockingEliminates all unwanted callsCounteracts robocall inefficiencies
💼 Business
(5)
subscription
16
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
17
Call Blocker: Scam Spam Lookup
Call Blocker: Scam Spam Lookup
Call Blocker: Scam Spam Lookup
Phone Defender Filter
Free

Block unwanted telemarketing and spam calls with this app. It identifies and blocks known robocall numbers, preventing them from reaching you. Save time and frustration by filtering out pointless marketing calls.

Block unsolicited callsIdentify robocall numbersAlerts for known spammers
🔧 Utilities
(192)
subscription
18
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
19
Spam Call Blocker: Stop Scam
Spam Call Blocker: Stop Scam
Spam Call Blocker: Stop Scam
Block Telemarketers, Robocalls
Free

This app helps you avoid unwanted calls from telemarketers, scammers, and robocallers. It identifies unknown callers and allows you to block them, saving you time and frustration. Access an extensive database of verified spam numbers and look up unfamiliar numbers before you dial.

Verified spam number databaseDaily database updatesPhone number lookup
🔧 Utilities
(569)
free with in-app purchases
20
Robocall ESQ
Robocall ESQ
Robocall ESQ
by App Design Company
Free
📊 Productivity
(0)

FAQ about App Blocker Free Robocall

What is the best app blocker free robocall for iPhone?
Nomorobo - Robocall Blocker tops our app blocker free robocall ranking as of August 2026, with a 4.5-star average from 22K App Store ratings, and it's free to download.
Nomorobo - Robocall Blocker has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 230+ app blocker free robocall on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Nomorobo is a robocall blocker that protects your phone from unwanted calls and texts. It blocks robocallers, telemarketers, spam texts, and phone scammers in real-time, helping to restore peace and quiet to your life. The app identifies over 10 million annoying callers and adds over 1,500 new ones daily.
It provides real-time protection by blocking millions of known robocallers, telemarketers, and scammers. The app also identifies and blocks text spam and phishing attempts. You can choose to block or simply identify these calls, and it even blocks calls with numbers similar to yours (neighbor spoofing).