Progression is a trance and progressive trance group from Réunion made up of Daniel Wanrooy and Robin van de Weil. The pair also use the names Inbox and Odyssee.

Under the Progression name, they release four singles: Ocean Green / Purify, Indeep Sounds / Sands Of Time, Superstitious / Red Alert, which appears on In Trance We Trust, and Technophobia / Loving Memories, which appears on Magik Muzik.