Two weeks ago I wrote about building an offline-first livestock counter with YOLOv8 and CoreML . Today it's a real product on the App Store.

HerdCount — Count your flock, even offline

£3.99. No subscription. No cloud. No account. Pay once, use forever.

What It Does

Point your phone at livestock or plants. Tap a button. Get the count.

HerdCount uses on-device AI (YOLOv8 + CoreML) to detect and count chickens, sheep, cattle, and plants from a single photo — in under a second, with zero internet required.

Why I Built It

I work with on-device computer vision professionally — building Axsy Smart Vision , an AI-powered field inspection platform for Salesforce. Retail planogram detection, product identification, compliance scoring — all running on-device.

But the agricultural space has a simpler, more immediate problem: counting animals is tedious and error-prone . Farmers do it by eye, multiple times a day.…