Questions

Notch is an iPhone app that scores shooting target cards from a photo, analyses your groups and tracks your sessions. The scoring runs on your phone.

NSRA cards are the primary format. ISSF and air-rifle targets work too, with more disciplines added over time.

No. Core ML runs the scoring on-device. No photos leave your phone.

It flags common group-shape patterns. A tight cluster low and right usually means trigger pull, and a vertical string through centre is breathing through the shot. Cumulative heat maps show the patterns across sessions.

Yes. Every scored card is saved with rifle and date. Trend analysis across sessions shows per-rifle performance and whether this week's groups are tighter than last week's.

Yes. It shows active sessions and recent scores, for when your iPhone stays in the range bag.