Isotope may be used in non-commercial and personal applications for free.
For commercial applications, you may license Isotope with the purchase of a one-time fee per developer seat (how many of you will be developing with Isotope) . Once purchased, you may use Isotope in all your future commercial applications. Commercial licenses may be purchased at [metafizzy.co](http://metafizzy.co).
For commercial applications, you may license Isotope with the purchase of a one-time fee per developer seat (how many of you will be developing with Isotope) . Once purchased, you may use Isotope in all your future commercial applications. [Commercial licenses may be purchased at metafizzy.co](http://metafizzy.co/#isotope-license).