Mel Gussow reviewed Request Concert positively in 1981, saying that because of the "clearsighted dramatic vision of Mr. Kroetz [...] the mundane is transformed into something close to hypnotic.
"[4] In a 1986 performance starring Salome Jens, Dan Sullivan of Los Angeles Times wrote that "one becomes absorbed in the woman's little tasks and the meticulous way she goes about them.
[3] Reviewing the 2016 BAM Fisher performance, Elisabeth Vincentelli of The New York Times said Request Concert (partly because of Danuta Stenka's performance) remains a work of "heart-wrenching power [...] Partly this has to do with the resilience of loneliness and boredom in our lives, despite our access to so-called social media.
"[1] Reviewing the same performance, Paul David Young wrote, "Though she does not vocalize, Frau Rasch speaks on behalf of those voiceless souls in contemporary society who feel lost, purposeless, alone and unconnected.
"[9] In review of the 2024 Philippine production, titled Request sa Radyo, starring Lea Salonga and Dolly de Leon in alternating performances, Celine Lagundi of Vogue Philippines wrote that the play "opens opportunities for important discourse about loneliness and isolation especially in the workplace, and the importance of mental wellness through community.