Spell checking and the Grammar checking

• Spell-checking is the process of detecting and correcting incorrectly spelled words in a text paragraph. 

•  Spell checking system first detects the incorrect words and then provide the best possible solution of corrected words. 

• A spell checker is a software or program or idea which is designed to spot misspellings in a text while either automatically correct them or suggest different spelling options.

• A Grammar checker is a software or program or idea which is designed to spot grammatical mistakes in the given text with the capability of either automatically correcting the mistakes or suggesting correct options.