Felix (@devvfelix)

1 Mac app on Kitsmith

Solo developer of Whirr, credited in the app's own site footer: "made by @devvfelix."

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Whirr

$4.99 one-time

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Dev & Agents Notch Verified July 27, 2026

260 apps, every one checked by hand against the developer's own site or the Mac App Store — prices, requirements, and claims verified at the source.

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