US-only, mobile sourced, deterministic, self-declared Age, Date of Birth, and Gender data. In all cases, connected to a Mobile Advertiser ID (MAID) and a hashed Email (MD-5, SHA-1, SHA-256). Last seen Timestamp, IP Address, and other associated fields available. Free samples provided. US-only, national scale, mobile sourced, deterministic, self-declared Age, Date of Birth, and Gender data. In all cases, connected to a Mobile Advertiser ID (MAID/IDFA/GAID) and a hashed Email (MD-5, SHA-1, SHA-256). Last seen Timestamp, IP Address, and other associated fields available. Free samples provided.