Spain-based hashID has launched its app for digital identity, age verification and end-to-end encrypted communication for Apple devices, including Apple Watch. Users onboard with a scan of their ID card or passport once via NFC and can then complete age checks with zero-knowledge proofs, providing a yes-or-no response to “over 18” queries. The hashID app also provides text messages, voice and video calls, and users can raise privacy protection further with CypherLock.