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Budget Calculator — Annual Hobby Spending Planner

Plan your annual hobby budget across kits, paints, tools and events to keep spending on track.

Your total monthly spending limit

Value for kits (%)

Value for paints & consumables (%)

Value for tools (%)

Value for aftermarket (%)

Shows, clubs, magazines

How We Calculate This

Splits your monthly hobby budget across categories using percentages, then projects the annual totals.

Formula

  • Category monthly = Monthly budget x (Category % / 100)
  • Category annual = Category monthly x 12
  • Total annual = Monthly budget x 12

Frequently Asked Questions

Last updated: February 2026

All calculations are estimates. Always verify quantities before purchasing materials.