SCAYT is an integrated spell and grammar checking solution inthe standard package of CKEditor 4.By default, the SCAYT plugin for CKEditor is pointed to the Free WebSpellChecker Cloud Services. The free version with the banner ad and limited functionality is available for free for all CKEditor customers.
The paid services allow customers to get rid of the banner ad, lift the usage limitations and get the extra functionality and languages.
To get started with the paid version of SCAYT forCKEditor 4, it is required to subscribe to theSCAYT CloudSCAYT services. On the subscription, you will receive an email with your service ID, an activation key, that is required for the SCAYT service activation.