SpellCheckPlus Alternatives

PaperRater is an online proofreading service. Plagiarism checking, spelling, grammar, style, and grading.

LanguageTool is an online grammar, style & spell checker. LanguageTool supports English, Spanish, and 20 other languages.

Improve your writing with Slick Write - a customizable, free tool that checks for grammar and spelling errors, stylistic mistakes, and other features of interest to all writers.

A grammar checker, style editor, and writing mentor in one tool.

VirtualWritingTutor is a reliable and efficient free grammar checker, designed for non-native English speakers to identify and rectify errors in their writing.