On 13 July 2018, Killmonday announced the title of their new game. In the following month's updates on the progress of the game were uploaded to their YouTube channel, by the time of the release they had uploaded 26 weekly updates. On 2 September Killmonday announced that the game would be released in just a little under three weeks, on 18 September 2019. The day before the release, it was announced that owners of Fran Bow would receive a 10% discount on Little Misfortune.
