Best Call Blocker Secure Apps

4.5😐(238K ratings)

FreeIn-App Purchases

Identify unknown callers and block unwanted calls with AI-powered protection. Screen calls before answering, look up suspicious numbers, and receive alerts for AI-generated voices or risky requests. Enhance your phone's security and reduce spam.

What We Love

🚀 Blocks spam calls
👍 Useful for identifying scam/fraud numbers
🔒 Provides security against unwanted calls
🤖 Reduces number of robocalls

Room to Improve

🐛 Inconsistent performance, sometimes lets spam through
💰 Paid subscription required for full functionality
🔍 Lookup feature not always accurate
🕰️ Requires manual reporting of spam numbers

Call Blocker by UnknownPhone.com

Block & Identify spam calls

Strong Contender

4.5😐(1.2K ratings)

FreeAdsIn-App Purchases

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.

What We Love

🚀 Effective call blocker
👍 Easy to use
🔒 Blocks spam and scam calls
💡 Useful caller ID and lookup features

Room to Improve

🐛 Inconsistent performance, some calls still get through
🔍 Incomplete database of known scammers
💰 Paid version required for full functionality
📱 Doesn't integrate well with phone's built-in blocking

Call Control: #1 Call Blocker by Call Control, LLC

Block Spam Calls & Robo Calls

Worth Considering

CallFort: Spam Call Blocker

4.5😞(6.7K ratings)

FreeAdsIn-App Purchases

Call Control: #1 Call Blocker screenshot 1

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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.

What We Love

👍 Excellent call blocking capabilities
🚀 Effective at reducing spam calls
💡 Useful call identification features

Room to Improve

🐛 Compatibility issues with newer iOS versions
🔒 Concerns about privacy and data sharing
⚠️ Inconsistent performance and reliability

More Call Blocker Secure apps to explore

Robocall & Scam Protection

Spam, scam, and robocall screeningCarrier-level call handlingVoice challenge for unknown callers

This app screens suspicious incoming calls before they reach your iPhone, using carrier-level handling and a voice challenge to identify unwanted callers. It ensures contacts and recent callers ring through while blocking spam and scam calls without selling your data.

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Firewall - Spam Call Blocker

Block Spam Calls and Robocalls

Block 100% of spam callsWhitelisting for approved callersSMS spam blocker

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.

Your call control center.

Scam BlockScam ReportingCaller ID

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.

Block phone number ranges.

Block individual phone numbersBlock ranges of phone numbersCreate an allow list

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.

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Caller ID & Spam Call Blocker

Automatic spam call filterCaller ID for risky numbersReverse phone lookup

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.

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Safe Line: Call Blocker

Spam Calls

Block spam calls instantlyProtect from scammersManage subscriptions

This app helps you avoid unwanted spam and scam calls by instantly blocking them. Protect yourself from bothersome callers with an easy-to-use blocking feature. Manage your subscriptions and privacy through your app store settings.

(1)

True CallerID: Spam Blocker

Identify unknown calls & spam

Instant Caller IDSmart Call BlockerSpam Detection Alerts

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.

(316)

Callably

CallerID & Spam Blocker

Automatic caller IDSpam and scam call blockingIdentify unknown callers

Identify unknown callers and block unwanted calls with automatic caller ID. This app helps you decide whether to answer incoming calls and allows you to block spam or scam numbers based on your criteria. It provides caller information and updates its database regularly.

CallSentry: Spam & Scam Block

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Block Unwanted Spam Calls

Identifies risky and dangerous numbersDisplays caller informationCommunity-driven database updates

This app helps you avoid unwanted calls by identifying and blocking spam, dangerous, or risky numbers. It utilizes a continuously growing community-powered database to provide real-time caller information and allows you to create your own blocked number lists.

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Sync.me - Caller ID & Blocker

Caller ID: Block Scam Calls

Identify unknown callers with names and photosBlock spam, scam, and robocallsFilter suspected spam texts

Identify unknown callers, block spam, and organize your contacts. This app provides caller details, detects scams, and helps maintain a clean address book. It offers features to manage unwanted interruptions and sync contact information.

🌐 Social Networking

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Block Spam Call & Fast Blocker

Stop Robocalls & Scam Shield

Smart call identificationURL scannerContact cleaner

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.

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Block Spam & Unwanted Calls

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QuietMe - Call Blocker

Block unwanted calls and spamAllow important contactsManage multiple numbers efficiently

This app helps you block unwanted calls and spam with powerful features like blocking number ranges and creating allow lists for important contacts. It offers customizable settings and global support for a quieter phone experience.

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Caller ID & Identify Spam Call

Caller ID with category labelingSpam and scam call identificationCommunity-driven database

This app acts as an intelligent barrier against unwanted calls, identifying the caller's category before you answer. It uses a vast database and community-driven reports to detect spam, telemarketing, and scam calls, offering peace of mind.

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Ultimate call filter

Personal blocking list managementCaller ID for incoming callsBlock unwanted callers

Filter unwanted calls with a personal blocking list and caller ID. Easily manage your contacts to block telemarketers and identify incoming calls. Protect your phone from nuisance callers.

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Spam Call Blocker: Caller ID.

Scam Number Lookup & Case Log

Offline-first caller intelligenceTransparent on-device risk assessmentCustomizable blocking rules

This app provides on-device caller intelligence and scam defense. It allows you to look up numbers, understand their risk through transparent signals, and block unwanted callers privately. Your data is stored locally, ensuring no contact uploads or crowdsourced databases are used.

📊 Productivity

(3)