Grammarly costs $29.95 per month, $59.95 per quarter, or $139.95 per year. If this price seems high, know that Grammarly frequently offers subscription discounts. For the price of entry, you get customized checks for different document types, a plagiarism filter, and a function to help diversify your vocabulary, among other extras. Grammarly also offers a limited free version that checks for critical spelling and grammar errors. Grammarly's Business tier costs $15 per member per month and is billed on an annual basis. Grammarly offers native desktop clients for both Windows and macOS; browser extensions for Chrome, Firefox, Safari, and Edge; and a Microsoft Officeadd-in (now on both Mac and Windows platforms). Grammarly is also usable on Android and iOS via a mobile keyboard app. Grammarly supports two other major writing platforms: Google Docs and Medium. The Google Docs integration recently gained new features, which I discuss in a later section. However, you still need to use the...