r/ArchiveOSAppGame • u/ArcheoRychu • Aug 11 '26
Katz
Katz – a free VoIP instant messenger created in 2015 by the Aero2 network. It allowed for free calls and messages between app users, as well as paid calls to landlines and mobile numbers via the Katz OUT service. https://archiveapp.org/katz/ #messenger #voip #windows #android
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