Developer finds 11 UI bugs by simply setting font size to maximum

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A developer auditing a side-project iOS app discovered 11 layout bugs by setting Dynamic Type to XXXL and screenshotting every screen — something that code review had entirely missed. Almost all bugs shared the same root cause: an HStack layout where a fixed-width icon and a pinned trailing value left the label column too narrow to display text properly. The problem was especially severe in Japanese, where text can break between nearly any two characters, producing single-character-per-line stacking far sooner than English. A single fix to a shared row component resolved the majority of issues across the entire settings tree. The audit also exposed a gap in the developer's UI test setup, as accessibility size overrides were not propagating into modal sheets, meaning paywalls and setup guides had never been rendered at large text sizes during testing.

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