Does it cover the latest iOS versions?

Yes, it includes references for modern iOS features such as CLLocationUpdate async APIs and the latest background processing tasks.

What networking optimizations are included?

It covers discretionary background downloads, waitsForConnectivity settings, and strategies to respect Low Data Mode and WiFi preferences.

How does this skill help with iOS battery life?

It provides specific code patterns and API configurations that reduce radio activity, CPU wake-ups, and display power usage by following Apple's best practices.

Can I use this to debug energy issues without a Mac?

The skill includes detailed instructions for On-Device Recording using Performance Trace in Developer Mode, which can then be shared to a Mac for analysis.

iOS Energy Optimization Reference

Name: iOS Energy Optimization Reference
Author: CharlesWiltgen

byCharlesWiltgen

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233

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Mobile Development

Provides comprehensive API references and code examples for optimizing battery life and energy efficiency in Apple platform applications.

The axiom-energy-ref skill serves as a technical manual for developers looking to minimize the power footprint of their iOS, iPadOS, and watchOS applications. It details implementation patterns for core energy-management APIs, including efficient timers, background processing, and location tracking. By providing specific code snippets from WWDC and Apple documentation, this skill helps developers move from high-drain polling models to energy-conscious, event-driven architectures and provides actionable workflows for profiling power usage with Instruments.

Key Features

01Core Location optimization strategies including iOS 26+ async APIs

02Step-by-step Power Profiler and Performance Trace recording workflows

03Background execution management via BGAppRefreshTask and short-task APIs

04233 GitHub stars

05URLSession configuration for discretionary background downloads

06Energy-efficient Timer, Combine, and DispatchSource implementation patterns

Use Cases

01Reducing battery drain in apps using high-frequency location or network updates

02Debugging and analyzing energy impact using on-device performance traces

03Optimizing background synchronization tasks to respect system thermal states

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add charleswiltgen/axiom axiom-energy-ref

For use in Claude.ai and ChatGPT

Download Skill