Explanation
You can create, edit, and delete canvas apps in Teams.
Note: With Power Apps Studio embedded in the Power Apps app in Teams and the new built-in data platform providing an easy-to-use, editable data table, you can quickly build apps based on custom data tables that are Teams-specific and scenario-specific.
Reference: https://docs.microsoft.com/en-us/power-apps/teams/create-first-app
https://docs.microsoft.com/en-us/power-apps/teams/create-apps-overview