Zef Oy Knowledge Base  Customer support Contact us

    Contact us

    Zeffi's world-class customer support will help you on weekdays from 8 am to 4 pm:

    support@zef.fi

    +358 10 4237 900


    You can book a complementary 15-minute sparring session here: 

    https://zefoy2.pipedrive.com/scheduler/Y2aRL8U1r/zeffi-sparring


    You can provide feedback or report a bug here:

    https://www.zef.fi/report-problems

    Published 04/02/2026 16:02
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