Best Block Unknown Callers Free Apps

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.

Truecaller: Premium Caller ID

(208K)

free

Spam & Scam Phone Call Blocker

Identify unknown callersBlock spam calls and SMSAI-powered call screening

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.

(252K)

AI fraud & spam protection

Hiya: Spam Blocker

Spam and scam call blockingReal-time caller IDCall reason identification

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.

(238K)

Getcontact: Spam Caller ID

Scam robo call, text blocker

Caller identification for unknown numbersSpam call and message blockingSMS inbox cleanup

This app helps you identify unknown callers and block unwanted spam calls and messages. It filters your communications, allowing you to focus on genuine conversations and maintain privacy with secure, encrypted chat features.

(60K)

Spam Blocker for Unknown Calls

Easy Caller ID

Instant caller identificationReal-time call screen displayPowerful spam call blocking

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.

📊 Productivity

(2.7K)

free

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.

(261)

Call Protect: Robocall Blocker

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.

(32K)

Showcaller Caller ID Block

TraceID: Unmask & Block Calls

Reveal Unknown Phone Numbers

Real-time spam call protectionSpam text filteringReveal hidden callers

This app acts as a shield against unwanted calls and texts, using AI and a global spam radar to identify and block scams. It can reveal the true number behind blocked or anonymous calls, helping you report harassment and regain control of your phone.

💼 Business

(3)

Prefixly - Block Spam Calls

Block spam calls by prefix

Silencer: Block Spam Calls

Block Spam Calls Automatically

Verified Caller, Block Spamers

Call ID - Call Blocker

Live Caller ID for unknown numbersBlock robocalls, telemarketers, and scamsLocal database of 14,000+ spam numbers

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.

(8K)

Dual Tele ID Caller App Block

Use Dual Tele App & Spam calls

Phone Lookup - Block Spam Call

Call blocker, search spam call

Custom call blockingSpam and scam identificationPhone number lookup

Block unwanted calls and identify spammers with custom block lists and a comprehensive database. Securely back up and sync your contacts when switching devices. Lookup any number to check for scammers or telemarketers.

Caller ID Spam Call Blocker

(1)

freemium

Reverse Phone Lookup & Search

Caller ID for unknown numbersReverse phone lookupSpam and scam blocking

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.

Antispam & Call Identification

CallFort: Spam Call Blocker

Stop SPAM Calls Now!

Blocks spam and scam callsAI-powered real-time adaptationScreens unknown callers

This app uses advanced AI to block spam and scam calls before they ring, ensuring you only receive important calls. It offers a privacy-first design and allows you to set specific working hours for call screening. Protect yourself and your family from unwanted interruptions.

(44)