Six factors that decide whether an AI-built app can launch in three days

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A developer who is often asked to finish apps built with Lovable, Cursor, or Bolt says the answer depends less on remaining code than on external dependencies. Payment setup, phone verification, and App Store review are queues that AI-generated code cannot shorten, so they set the real timeline. Many such apps work in preview but fail on first real deployment due to environment variables, manually created databases, cookie domain issues, or serverless functions that behave differently when cold. Authorization bugs are a serious risk, since generated code often checks sign-in status without verifying the user's ownership of data, which can be tested by using two accounts. Payment confirmation should rely on signed webhooks rather than redirect pages, and password reset, login edge cases, and error logging also need checking before launch.

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