Charisma offers Free Trial, but Summon does not.
The starting price of Charisma begins at $5/month, while pricing details for Summon are unavailable.
Summon offers several advantages, including Free and open-source, Powered by DALL-E-2, Image generation and editing, Creates image variants, Community sharing features and many more functionalities.
The cons of Summon may include a Specific to Figma platform, Requires Figma community account, Strict on community license, No standalone application. and Limited customization capabilities
Charisma offers several advantages, including Interactive story platform, Wide range of voices, Integrates with Unreal Engine, Integrates with Unity, Supports JavaScript and many more functionalities.
The cons of Charisma may include a Limited language support, No offline capabilities, No autosave feature, Limited platform compatibility. and No mobile support