TripleChecker is described as 'Automated tool for catching spelling and grammatical errors, broken links, and other issues on websites. Unlike manual proofreading tools, TripleChecker automates this process, scanning websites without requiring downloads or plugins' and is a Grammar Checker in the education & reference category. There are more than 50 alternatives to TripleChecker for a variety of platforms, including Web-based, Mac, Windows, Google Chrome and Linux apps. The best TripleChecker alternative is LanguageTool, which is both free and Open Source. Other great apps like TripleChecker are Grammarly, DeepL Write, Grammit and Grammalecte.