CubeOptimizer
Stop guessing if it fits

Pack smarter, fit more, travel lighter.

The interactive visual packing planner that helps you optimize luggage space using packing cubes, outfit planning, and airline-specific simulations.

No signup required
100% Free to use
Visual Drag & Drop

Visual packing that actually makes sense.

Stop making lists and hoping everything fits. Our visual simulator lets you drag and drop proportionally sized packing cubes into a digital carry-on matched to your airline's exact dimensions.

  • Cube Sizing & Selection

    Find out exactly which combination of small, medium, and compression cubes work for your trip.

  • Airline Compliance

    We check your setup against 20+ airline bag policies instantly.

Interactive Simulator Coming Here

Everything you need to pack perfectly

Tools designed to solve spatial optimization so you never pay overweight baggage fees again.

Cube Calculator
Enter your trip details and we'll calculate exactly how many and what size cubes you need.
Try Calculator
Airline Checker
Compare your suitcase and cube configuration against strict budget airline limits (Ryanair, EasyJet, etc).
View Airlines
Packing Templates
Steal our proven packing layouts for 2-week Europe trips, winter getaways, and digital nomad setups.
Browse Templates