Calculate exact sheet sizes for any carton style instantly. Built for packaging engineers, print buyers, and pre-press professionals.
Self Lock, Tuck End, Snap Lock, Crash Lock, Seal End — all carton styles covered.
Work in your preferred unit. Switch between metric and imperial seamlessly.
Every calculation saved to your account. Review past jobs anytime.
Manage which devices can access your account. Add extra slots as needed.
JWT-based auth, bcrypt passwords, and encrypted sessions keep your data safe.
Multiple layout options per calculation, including grain direction and 2-up layouts.