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Open Source Truecaller Alternatives

The best open source alternative to Truecaller is Yet Another Call Blocker. If that doesn't suit you, our users have ranked more than 25 alternatives to Truecaller and four of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Truecaller are Silence: Block Unknown Callers, CallerPy and NoPhoneSpam.

Truecaller alternatives are mainly Contact Managers but may also be Reverse Phone Lookup Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Truecaller.
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  • FreemiumProprietary
  • Online
  • Android
  • iPhone
  • HUAWEI AppGallery
  • Android Wear

Find a person by a name or phone number worldwide for free using Truecaller. Also available on Android, iPhone, Nokia...

Learn more about Truecaller

  1. Yet Another Call Blocker icon

    Yet Another Call Blocker

    • FreeOpen Source
    • Android
    • F-Droid
    16 alternatives to Yet Another Call Blocker 

    A free and open source application that can block unwanted calls or warn about probable intentions of callers using a third-party crowdsourced phone number database (from some other proprietary app).

     Suggest and vote on features
    This app doesn't have any features at the moment.
    Screenshot
  2. Silence:  Block Unknown Callers icon

    Silence: Block Unknown Callers

    • FreeOpen Source
    • Android
    • F-Droid
    16 alternatives to Silence: Block Unknown Callers 

    Easily block unknown callers.

     Suggest and vote on features
    This app doesn't have any features at the moment.
    Screenshot


  3. CallerPy icon

    CallerPy

    • FreeOpen Source
    • Linux
    • Online
    8 alternatives to CallerPy 

    Truecaller Name Retriever. The simplest method for accessing truecaller's database is through CallerPy's online service.

     Suggest and vote on features
    This app doesn't have any features at the moment.
    Screenshot
  4. NoPhoneSpam icon

    NoPhoneSpam

    • FreeOpen Source
    • Android
    20 alternatives to NoPhoneSpam 

    Block calls from annoying or private numbers on your Android device. By bitfire.

     Suggest and vote on features
    Features
    Discontinued

    gone from google play but the code can still remake the app

Showing 4 of 4 alternatives
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