Best 20+ AI Writing Assistants to use in 2025

Open WebUI is a self-hosted artificial intelligence interface that lets you interact with language models on your own hardware. Think of it like ChatGPT, but running entirely on your computer or private server instead of in the cloud.

AirOps is a content workflow automation platform that combines artificial intelligence with human oversight to help teams scale their content operations. Instead of just being another AI writer, it acts as a complete content management system that can handle everything from research to publishing.

ChatPDF is an AI-powered document analysis tool that transforms static PDF files into interactive conversations. Think of it as having a smart assistant who has read your entire document and can answer any questions about it instantly.

Monica AI is a comprehensive AI assistant that integrates multiple advanced AI models including GPT-4o, Claude 3.7, Gemini 2.0, and DeepSeek R1. Instead of using different AI tools separately, Monica brings them all together in one platform.

Tettra is an AI-powered knowledge management system designed to help teams curate, organize, and share important company information efficiently. Founded in 2015 by Andy Cook and Nelson Joyce, Tettra was created to solve common problems with traditional knowledge management tools that are too complex, quickly become outdated, or aren't integrated into daily workflows.

Typing Mind is an advanced chat frontend for popular AI models like ChatGPT, Claude, Gemini, and others. Instead of using the official websites, you use your own API keys with Typing Mind to get a much better chat experience.

Notta is an intelligent AI transcription platform that transforms spoken words into written text with remarkable accuracy and speed. Built specifically for modern professionals, it goes far beyond basic speech-to-text conversion by offering advanced features like automatic speaker detection, meeting summaries, and multilingual support.

Willow Voice is an AI-powered speech-to-text dictation application designed specifically for Mac users. Unlike basic dictation tools, Willow uses advanced artificial intelligence to understand not just what you're saying, but how you naturally write and communicate.

Wispr Flow is an AI-powered voice dictation tool that works across every app on your computer and phone. Instead of typing on a keyboard, you simply speak and watch your words appear as polished text. It's much smarter than regular dictation tools because it understands context and fixes mistakes automatically.

Skywork AI is an AI-powered workspace platform that transforms simple ideas into complete, professional content across multiple formats. Unlike basic AI writing tools, Skywork offers specialized agents for specific tasks: Documents Agent for reports and papers, Slides Agent for presentations, Sheets Agent for data analysis, Podcast Agent for audio content, and Web Agent for creating websites.