Best Caller ID Apps in Japan

The world's best Caller ID & Spam Blocking app. Very often, we hear of incidents where Truecaller made a significant impact in someone’s life. These range from fighting crime with law enforcement agencies, to preventing financial fraud and even saving lives. Such incidents are truly humbling and make us proud of what we’ve built. Here are some of those incidents that have given us the passion to carry on. Always call the right people! Dial your friends, family and identify the names of unknown numbers as you dial!

Tellows provides information to identify trustworthy or potential risk calls, thanks to our worldwide community. Find details about reported phone numbers from over 7 million monthly users in 50 countries and participate by becoming a part of Tellows community. Download the Tellows App for Android and iPhone to activate spam protection on the Go. Get information about the current scam methods and how to prevent them in our blog, magazine and press and follow us on Twitter, Facebook and Instagram. Edit ratings, create your own blacklist and discover more features by becoming a Tellows registered user for free. The landline solutions for your home and company are available in the Tellows shop. The Tellows API offers a variety of solutions. Be our business partner and get access to our database. Tellows provides its services to people in over 47 countries.

Automatically identify phone calls from spammers, telemarketers, unknown and unwanted numbers. Choose a number and add it to your blacklist with a single tap. You will never be bothered again by an unwanted call! Record all your calls with CallApp! Save your conversations and never worry about missing an important detail again. Set any video as your ringtone to relive the memories at every ring! Even choose a different video for each contact. Send a Whatsapp message to any number even if you haven’t saved it as a contact! Manage your incoming and outgoing calls using caller ID, spam call blocker, call recordings & dialer app! Blacklist numbers – add spam calls, block numbers & contacts from your phone book or dialer to our caller ID & call recorder app. Blacklist a phone number & never get robocalls from unknown callers again! Use the phone number search to see “who called me” & call blacklist the spam numbers you wish to block.

Getcontact is a mobile application designed to enhance communication security by providing features such as caller identification, spam call and SMS blocking, and secure messaging. It allows users to identify unknown callers, block unwanted calls, and filter spam messages, thereby protecting users from potential scams and unsolicited communications. Getcontact also offers an AI-powered call assistant that can handle calls when users are unavailable, providing information about the caller and the purpose of the call. Additionally, it includes a secure chat feature with end-to-end encryption for private messaging and calls. Users can also obtain a second phone number through the app without the need for an additional SIM card, offering added privacy for various activities such as online transactions or social media interactions.

Have a missed call or text from an unknown phone number? We make it fast and easy to trace a number right from your smartphone. Simply type the number into our free reverse phone lookup search bar. Then review information on who’s calling from where, alongside Trust Factor ratings and feedback from our user-driven community. Be sure to add your own feedback to help protect other users, and earn an instant boost in Caller I.Q. points! Annoyed by a persistent telemarketer, prankster or Tinder date gone wrong? We’ll help you take back the privacy of your phone number. To help protect other users against the same spammers and scammers, also leave useful feedback on untrustworthy phone numbers in the community phone book! Your input helps drive our user community’s efforts against mystery and risky callers. You’ll also unlock shareable Smart Badges, competing with other users to see how high you can climb in rank!

Call blocker, fraud detection & phone number lookup - meet Hiya, your reliable protection from fraud numbers and spoof calls, with integrated caller ID. Block spam calls for good! Get free spam call alerts and block spam phone calls automatically. Hiya shows you the true caller ID so you always know who’s on the other end of the line. Phone number lookup - whether it’s a friend, robocaller or a fraud number, Hiya gives you real-time context on who’s calling. Hiya detects fraud numbers for you, so you know when you’re being called by a scammer. Our advanced phone spam protection engine identifies and blocks any robocaller, telemarketers, debt collectors and fraud calls like neighbor spoofed call scam. Whether it’s a call from a business, friend or potential spammer, our global database of caller names and spam detection gives you real-time context on who’s calling.

Call tracking software to supercharge your business. WildJar helps businesses become wildly successful by reducing customer acquisition costs and increasing revenue 10x. It's time to tame your inbound phone leads. Discover exactly which advertising channel has caught your customer’s eye. Have they called before? Is the lead valuable? We can help answer all your questions in real-time. Analyze what your staff is saying (or not saying) and transform every conversation into a good one. Seamlessly integrate WildJar call data into your preferred platforms to complete customer journeys and measure ROI. See the results marketers get by using WildJar's award-winning call tracking and analytics platform. WildJar is the most sophisticated call tracking and calls intelligence solution, helping businesses and marketers optimize and drive higher revenue from inbound phone leads. Record your phone leads to improve sales effectiveness and help with staff training and development.

Audit and monitor your business caller IDs in real time, check which numbers are flagged as spam and scam likely, and maintain the integrity of your business caller ID reputation. We understand that the integrity of your business is important. That’s why we offer complete transparency over the deliverability of your outbound calls, so you can identify those labeled as spam or likely scams. Stay ahead of the game with Number Verifier. We help you keep track of your phone numbers to ensure their health and prevent them from being labeled as scams. We ensure your customers can always reach you, increase your deliverability, and secure your reputation. Don’t let your phone number be the reason you lose customers. With Number Verifier, you can protect your numbers and make sure you can always reach your customers. Ensure you’re reaching the right customers by discovering reassigned or disconnected numbers through the reassigned numbers database.

Spoof Caller ID is a telecommunications service that allows users to place voice calls while customizing the caller ID that appears on the recipient’s phone. The platform is primarily designed for businesses, call centers, QA testing teams, VoIP professionals, and telecom engineers who need to verify routing, display behavior, and network reliability across different carriers and regions. The application operates through SIP-based voice routing and supports multiple call routes, giving users the flexibility to choose the most suitable call path depending on quality, region, or carrier requirements. It also includes balance management, usage tracking, and optional test call functionality, making it useful for both small-scale users and larger operations.

Whether you want to prevent fraud in the contact center, authenticate callers or migrate safely to SIP, Smartnumbers ensures your voice network stays secure, reliable, and compliant. Helping organizations prepare for business disruption and contact centers improve caller authentication and fraud detection. Pre-answer caller authentication to streamline your customer experience. Identify and redirect suspicious calls pre-answer. Reduce ID&V questions to shorten call duration. Save time and money and improve your caller authentication. Over 350 organizations rely on Smartnumbers to deliver their most critical services. Our customers have demanding security, reliability, and anti-fraud requirements, and include organizations such as financial institutions, the Ministry of Defence, and blue light services. We partner with the leading communications providers and technical vendors so you can buy Smartnumbers from your preferred supplier.

Our free Scam Shield ™ app gives you control over T-Mobile’s anti-scam protections like scam ID, scam block, and caller ID, and is available to all T-Mobile postpaid customers. T-Mobile Scam Shield is a free app available to all T-Mobile postpaid customers on Android & iOS. View the number of scam likely calls. Turn on scam block. Report telemarketer, fraud, and scam calls. Report unwanted or misidentified calls. Turn on inbound caller ID. View your outbound caller ID name. Allow specific numbers to always ring through. Premium Scam Shield features are available for an additional charge. Block whole categories of calls, like telemarketers or political solicitors. Blocked number lists are stored on the network and automatically transfer to new devices. Perform a reverse number lookup for unknown callers. Includes voicemail-to-text, providing voicemail transcripts in the visual voicemail app or via text.

Verizon Call Filter helps protect you from unwanted calls and lets you decide who can reach you. Call Filter detects spam and blocks high-risk spam calls by forwarding them to voicemail. Call Filter is for mobile phones and selects standalone smartwatches. Call Filter screens incoming callers to alert you if a number may be spam, a robocall, or fraud. If your device isn't compatible with the Call Filter app, you may still be able to use Call Filter through My Verizon. The Call Filter app is pre-loaded on most Android devices and may already be on your phone. Identify suspected spam calls with alerts. Automatically block spam based on their risk level and send them to voicemail (Call Filter automatically blocks high-risk callers). Report phone numbers as spam. Use filters to block other unwanted callers, such as robocalls. Adjust spam filter settings any time. Features such as Caller ID and blocking entire area codes give you even more control over incoming calls.