Letterly App vs Linguix
Side-by-side comparison · Updated April 2026
| Description | Letterly is an innovative app designed in collaboration with linguists to streamline communication by making letter writing simpler and more efficient. Available on multiple platforms, you can easily download it from the App Store or Google Play. The app values user privacy, utilizing cookies to enhance the browsing experience, provide personalized ads, and analyze site traffic, with detailed options for consent and cookie management. Connect with Letterly through email, Facebook, Discord, and X (Twitter) to stay updated and engaged. | Linguix is an innovative writing and productivity tool designed for web browsers, office add-ins, and mobile devices. With features like grammar and punctuation checkers, AI-based writing assistance, text expanders, and multilingual support, Linguix facilitates efficient, error-free communication. It includes add-ins for Google Workspace, MS Word, and MS Outlook, as well as mobile keyboards for Android and iOS. Additionally, Linguix provides a comprehensive API for integrating writing support into other applications. Free grammar checkers for various languages and other resources like a blog and templates are also available. |
| Category | CommunicationApplication | AI Assistant |
| Rating | 5.0 (1) | No reviews |
| Pricing | N/A | Paid |
| Starting Price | N/A | $15/mo |
| Plans | — |
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| Tags | letter writingcommunicationstreamline communicationuser privacycookies | writing toolproductivitygrammar checkAI writing assistancetext expander |
| Features | ||
| Co-created with linguists | ||
| Available on multiple platforms | ||
| Privacy and cookie management | ||
| Connect through various social media channels | ||
| Expert-designed templates | ||
| Detailed cookie customization options | ||
| Uses necessary, functional, analytics, performance, and advertisement cookies | ||
| Enhances browsing with specialized cookies | ||
| Free trial available | ||
| Simplifies letter writing process | ||
| Grammar and punctuation checkers | ||
| AI-based writing assistance | ||
| Text expanders | ||
| Multilingual support | ||
| Office add-ins for Google Workspace, MS Word, and MS Outlook | ||
| Mobile keyboards for Android and iOS | ||
| API for integrating writing support | ||
| Team Writing Insights | ||
| Style Guides | ||
| Free grammar checkers for multiple languages | ||
| View Letterly App | View Linguix | |