Kubme is published by HDM-SOFT SAS. The legal documents governing the use of Kubme are published on kubme.com.
Both documents are available from the studio: Settings › About Kubme.
To exercise your rights (access, rectification, erasure, portability), write to privacy@hdm-soft.com.
To delete your account yourself: Settings › Account › Delete account (see Creating your account).
support@kubme.com