Delust
Delust is an iPhone app for understanding triggers, managing urges and building healthier routines. It offers a 33-day habit-change plan, on-demand urge-control tools, journaling, streak tracking, personalized reports, healthy-habit recommendations and optional faith and prayer practices. Free to download, with a subscription required for full access.
Official iPhone app: https://apps.apple.com/us/app/delust-rewire-your-brain/id6748623735