Item: core-motion
Rating: 4.2
Author: Implexa

core-motion

Access Core Motion accelerometer, gyroscope, magnetometer, device-motion, pedometer, activity-recognition, altitude, headphone motion, batched high-frequency…

installs

stars

karma

SkillRank score ↗

4.2/ 10

evaluated by implexa, claude-haiku-4-5 · 2026-05-26

core-motion provides ios/watchos access to accelerometer, gyroscope, magnetometer, pedometer, and activity recognition via cmmotion apis. covers sensor fusion, step counting, activity classification, and altitude data with battery-aware update intervals.

structure

3.0

trigger phrases

2.0

procedure

4.0

edge cases

3.0

documentation

5.0

strengths

SKILL.md

CoreMotion

Read device motion, pedometer/activity, altitude, headphone, batched-workout,
and submersion sensors with Core Motion. Scope: Swift 6.3, iOS 26+.

Contents

Setup

CMMotionManager: Sensor Data

Processed Device Motion

CMPedometer: Step and Distance Data

CMMotionActivityManager: Activity Recognition

CMAltimeter: Altitude Data

Update Intervals and Battery

Common Mistakes

Review Checklist

References

Setup

don't have the plugin yet? install it then click "run inline in claude" again.

core-motion

SKILL.md

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