More Trigger Event
Premium version supports more trigger event to active totem, like BlockPistonEvent which means you can even use piston to active the totem! For more info, please view Configuration files page.
Unlimited 3D Totem Support
Premium version allows you create unlimited 3D Totems, while free version can only create up to 3 3D Totem.
Entity as Totem Layout
Only PREMIUM version of MythicTotem allows you use entities as totem layout. For more info, please view Totem Config page.
Unlimited Custom Block as Totem Layout
Only PREMIUM version of MythicTotem allows for the use of custom blocks as totem layouts, while the free version can only use up to 3 types of custom blocks. For more info, please view Totem Config page.
Protecion Plugins Hook
Premium version can avoid totem actived in protected regions or other player's lands. For more info, please view Compatibilty page.
Totem Price & Bonus Totem Upgrade Price
Premium version allows you create price for totem, players must consume price to active totem. A good example is you can make totem key to active totem. For more info, please view Prices Option page.
More ItemFormat™ Key Support
Premium version can use more ItemFormat™ key. For more info, please view ItemFormat page.
More Advanced Actions
Premium version supports use more advanced actions. For more info, please view Format page.
More Advanced Conditions
Premium version supports use more advanced conditions. For more info, please view Format page.
More...
Many small differences were not mentioned here or, I forgot them put here, and more features that are only available in the paid version will be added in the future!