Best Block Unknown Callers Apps

Blocks 99% of spam calls and textsAI-powered audio fingerprintingAnswer Bots for robocaller revenge

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.

(414K)

Put an end to mystery calls

Verizon Call Filter

Identify suspected spam callsAutomatically block high-risk spamReport phone numbers as spam

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.

(300K)

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)

Getcontact

Caller ID & Spam 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)

Your call control center.

T-Mobile Scam Shield

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.

Mr. Number Lookup & Call Block

(208K)

free

Identify callers quickly

Identify unknown callersBlock specific phone numbersSpam detection and blocking

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.

(100K)

Identify & Block spam calls

Call Blocker

Block any phone numberIdentify commercial callsReport suspicious numbers

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.

(1.2K)

Nomorobo Max Spam Call Blocker

Call Filter & Scam Shield

Blocks 100% of spam calls and textsWorld's largest database of robocallersAI-powered insights for continuous improvement

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.

📊 Productivity

(5.1K)

subscription

Number Lookup: Who is calling?

Reverse phone number lookup

Query number informationIdentify junk numbersAnonymous search

Identify unknown callers and screen potentially threatening numbers with a vast global database. Quickly find personal details, detect junk calls, and add numbers to your contacts anonymously. Unlimited queries are available without registration.

(478)

RealCall - Spam Call Blocker

Robo call blocker scam shield

AI-powered spam call blockingFraud SMS detectionCustom blocklist and whitelist

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.

SpamSafe: Spam Call Blocker

(25K)

freemium

Lookup & Block Unknown Numbers

Spam call blockerReal-time caller IDIntelligent call filter

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.

(4.6K)

Block phone number ranges.

Simple Call Blocker

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.

Caller ID - Spam Call Blocker

(3K)

free

Identify unknown calls & spam

Real-time caller identificationAutomatic spam call blockingCommunity-powered protection

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.

💼 Business

(186)

Reveal No Caller ID – MaskOff

Unmask & trap a blocked call

Reveal hidden caller IDsRecord callsCollect evidence against harassers

Identify and record unknown or blocked callers. This app provides instant proof of who is calling, allowing you to gather evidence against harassers and stop unwanted calls. It offers a secure record of all communications.

💼 Business

(523)

Caller ID Block: Spam Blocker.

Call Filter: True Calls

Unlimited spam blocking filtersCustomizable rules for precise filteringBlacklist and whitelist management

Take control of your digital communication by blocking unwanted spam messages, calls, and emails. This app offers advanced filtering and customizable rules to keep your inbox and call log clean, ensuring a distraction-free experience. Enjoy privacy with local processing and regular updates against new threats.

(0)

Call Control: #1 Call Blocker

Block Spam Calls & Robo Calls

Smart blocking technologyAutomatic spam call blockingPersonal blocklist

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.

(6.4K)

Robo Shield: AI Spam Filter

Block Unknown Caller ID Scams

AI-powered call screeningIdentifies spam, unverified, and verified callsAdvanced Caller ID with call categorization

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.