TW
Toolkit

Tools & Systems

The exact tools, apps, and systems I use to optimize every aspect of my life. These aren't affiliate links—just honest recommendations based on what actually works.

Essential Tools

Oura Ring

Health

Tracks sleep quality, HRV, recovery, and readiness.

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Eight Sleep Pod

Sleep

Smart mattress cover that regulates temperature for optimal sleep quality.

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Whoop Strap

Fitness

24/7 heart rate monitoring and strain tracking.

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Strong App

Fitness

Simple and effective workout tracking app.

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Anki

Learning

Spaced repetition software for Japanese kanji and CS concepts.

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Notion

Productivity

All-in-one workspace for notes, project management, and knowledge base.

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Wanikani & Core 2k/6k

Learning

Comprehensive Japanese learning system.

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Interactive Brokers

Finance

Low-cost broker for international investing.

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Custom Finance Spreadsheet

Finance

Self-built spreadsheet for tracking expenses, investments, and FIRE progress.

My Selection Criteria

Must-Haves

  • Actually improves measurable outcomes
  • Saves time or increases efficiency
  • Reliable and well-maintained
  • Good data privacy practices
  • Worth the investment (I track ROI on everything)

What I Avoid

  • Tools that create more complexity than value
  • Subscription services without clear benefits
  • Apps that don't integrate with my workflow
  • Anything that makes me dependent on one vendor
  • Tools without real utility

Systems > Tools

Remember: tools are just enablers. The real magic happens in the systems and habits you build around them. I've spent years refining these workflows, and they work because they're designed to be sustainable, measurable, and aligned with my goals. Start with one tool, build the habit, then expand.

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