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Whoscall | Your Caller ID App and Spam Blocking AppWhoscall | Your Caller ID App and Spam Blocking App

Be aware.
Be safe.

Your caller ID app

Who's calling me?
To answer, or not to answer?
Insurance agent?
Home delivery?
Spam call?
Client?
Bank?
Who's calling me?
To answer, or not to answer?
Insurance agent?
Home delivery?
Spam call?
Client?
Bank?
Who's calling me?
To answer, or not to answer?
Insurance agent?
Home delivery?
Spam call?
Client?
Bank?

Answering phone calls couldn’t be easier with Whoscall Caller ID service!

Drop calls from telemarketers with one click!
Filter out unknown callers instantly and say no to unnecessary calls
Avoid missing calls from important callers!
Identify every unknown call and miss important calls no more
Suspicious calls are automatically detected!
Our AI-based alert system filters out suspicious calls for you
Search for phone numbers easily within the app
Get any public number you need with our massive database
Meet our SMS scanner service
Stay safe with our SMS verification feature
*Android only
Green Badges for Whoscall Verified Callers
Our robust real-name system makes sure certified callers are trustworthy
  • Drop calls from telemarketers with one click!
    Filter out unknown callers instantly and say no to unnecessary calls
  • Avoid missing calls from important callers!
    Identify every unknown call and miss important calls no more
  • Suspicious calls are automatically detected!
    Our AI-based alert system filters out suspicious calls for you
  • Search for phone numbers easily within the app
    Get any public number you need with our massive database
  • Meet our SMS scanner service
    Stay safe with our SMS verification feature
    *Android only
  • Green Badges for Whoscall Verified Callers
    Our robust real-name system makes sure certified callers are trustworthy

Endorsed by
Renowned Leaders and Media

  • BBC News

    "Taiwan's front-line battle against mobile phone fraud."

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  • Tsai Ing-wen, President of Taiwan

    Co-creator of spam blocking app wins presidential innovation award

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  • Audrey Tang, Minister without Portfolio, Taiwan

    I want to thank Whoscall for joining Taiwan's national team in fighting against COVID-19

    Enter

  • Former CEO of Google
    Eric Schmidt

    An app called Whoscall identifies unknown numbers for you

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  • Forbes

    An exemplary model of innovation

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  • Tech in Asia

    Top 10 innovative new apps made in Taiwan

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  • TechCrunch

    Identify unknown callers for global users

    Enter

The Best Call Identifier

The industry-leading caller ID app, Whoscall, identifies unknown calls in real-time and filters out spam calls through it’s AI-powered system and massive database

NO.1
Largest database in
East Asia and Southeast Asia
1.6Billion
Phone number entries
7Billion
Spam calls & SMS blocked
※Statistics based on surveys conducted by Whoscall（2021/11）

Partnerships
with Governments and Industry Leaders

Taiwan National Police Agency

Financial Supervisory Service
(South Korea)

Selangor State Government
(Malaysia)

Know More
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Your Caller ID App