WriteRefine

ChatGPT is OpenAI's flagship conversational AI workspace combining GPT-6 Astra and the GPT-5.6 model family with autonomous Deep Research, ChatGPT Work, Codex software engineering agents, and native multimodal voice and vision.

DeepL is a specialist Language AI platform renowned for context-aware neural text and document translation, AI-assisted writing refinement via DeepL Write, and real-time spoken translation via DeepL Voice. Built for enterprise security and linguistic precision, it preserves document layouts and enforces brand terminology through custom glossaries and style rules.

Grammarly is an ubiquitous AI writing and communication assistant used by over 40 million people and 50,000 organizations across browsers, desktop apps, and mobile keyboards. Now part of the Superhuman platform ecosystem, it combines real-time grammar and tone editing with specialized AI writing agents, plagiarism and AI-text detection, and document authorship verification.

A free tool that condenses long texts into clear, customizable summaries without requiring registration.

AI-powered writing tool for paraphrasing, grammar checking, and more to improve writing.

AI-powered platform for creating presentations, webpages, and documents with minimal design effort.

All-in-one workspace for notes, docs, projects, and AI-powered productivity.

All-in-one AI assistant for writing, search, and image tasks

Free AI assistant for presentations, writing, and coding.

Scribbr offers proofreading, plagiarism checking, citation generation, and academic resources for students.

AI-powered email inbox for enhanced productivity and team collaboration.

AI-powered grammar and style checker for over 30 languages, including rephrasing.