I Promised an iOS App. Kiro CLI and Xcode MCP Built It in Hours.

Recap In my previous blog post , I shared a weekend vibe coding project. An AI-powered Costco Receipt Scanner and Price Match Agent. Completely serverless with Amazon Bedrock AgentCore. Nova AI parsing receipts. CDK deploying everything. Weekly email reports with price adjustment opportunities. My post on LinkedIn got more traction than anything I’d ever shared. More views than all my previous posts combined, which says more about my previous posts than this one. The blog was also featured in DEV’s Top 7 posts of the week , along with a Top-7 badge which got automatically added to my dev.to profile . I also promised a native iOS app for the frontend. This is that follow-up. But the story took a turn I didn't expect. 10 Years Apart In 2016, I built my first iOS app as a side project while learning Swift, which had recently debuted as Apple’s programming language for iOS. I outsourced a complex functionality to a developer for around $500. The whole development cycle took months but that