Best 487 AI Writing Assistant Tools in 2025

Create professional invoices instantly — free, fast, and customizable. eInvoice makes billing effortless.

WebNovel AI, powered by Novel AI, transforms your ideas into structured web novels. From initial concept to complete chapters, WebNovel AI helps you build immersive worlds, craft compelling characters, and draft engaging stories effortlessly.

Poemfolio: AI-powered poetry platform. Create, edit & publish poems with smart tools, free generators, writing prompts, community feedback & professional management for poets.

Instantly convert AI to human text with our free AI Humaniser.

Browser extension that generates AI replies on any website instantly

Whisper Web brings powerful speech‑to‑text to your browser. Transcribe audio and video privately, on‑device, with no server uploads.

When context is lost, ideas fade, and focus breaks, Muset steps in to restore your creative flow. Seamlessly capturing thoughts and reconnecting scattered concepts, Muset keeps your mind sharp and productive.

Online signature generator, supports free signature design, handwritten electronic signature, AI design unique personalized signature

⚡Boost your Mac productivity with TextWisely! Fix grammar, craft email replies, summarize content, translate text, and more—seamlessly across all your favorite apps. Write smarter, faster.

QuillMinds: The intelligent academic platform uniting research, writing, and citations in one seamless workflow. Replace Zotero, Google Docs, and multiple tools. Trusted by 200+ institutions.

ProDream AI: Your complete academic writing solution. Our AI assistant accelerates writing speed, enhances skills, supports research papers, automates citations, and ensures plagiarism-free content.

QuillWord revolutionizes academic and research writing with advanced AI technology. Transform your ideas into polished, professional content using QuillWord's intelligent text editor.

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Accelerate scientific discovery with SciPub+ - your trusted AI companion featuring specialized academic writing tools and advanced research capabilities to enhance your workflow.

Transform your content with ScriboWriter! Our AI Writing Assistant helps you paraphrase, summarize, fix grammar, translate, and analyze text effortlessly. Start free with ScriboWriter today!

SEO Writing is a powerful AI tool that creates SEO-optimized articles, blog posts, and affiliate content with just one click. Generate content in bulk and auto-publish directly to WordPress.

Rewrait: Advanced AI detector & writing assistant that outperforms Grammarly & QuillBot. Native Mac/Windows app works in ANY application. AI text quality checker, instant rewrites, grammar fixes.

Get cool, tiny & fancy text with our free Small Text Generator. Instantly create small caps, bubble text & more for Instagram & Twitter. Type, choose & copy!

Speech to Video AI Generator

Textmetrics combines text generation and optimization in one powerful platform, ensuring your content achieves the highest quality while remaining inclusive and accessible to all audiences.

Introducing Wan2.2 S2V AI — the revolutionary speech-to-video (S2V) and audio-to-video AI model that redefines professional content creation

Revolutionize Your Content Creation with Nano Banana AI

BookScribi is an AI-powered platform that enables authors to create non-fiction and poetry books effortlessly. With BookScribi, no writing experience is needed - just let our intelligent system craft your book.

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Elevate your writing with ProseAI's advanced grammar and spell checking plus intelligent AI assistance. Transform good content into exceptional prose effortlessly with ProseAI.

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PlayCanvas Playground

Zen AI Generator is your ultimate AI-powered creative assistant. Effortlessly generate high-quality text, stunning images, and engaging blog posts with advanced artificial intelligence technology.

Stable Diffusion Online - Free AI Image Generation

i0S Messages Fake Message Generator

The first rule of Writing Club: Never let anyone see your first draft. With Your Own Story Book, you can safely craft, revise, and perfect your stories in private before sharing your masterpiece with the world.

The Ultimate Website Cloner for Anyone

RubyGPT is an advanced AI writing assistant that helps users create, edit, and optimize high-quality content efficiently across various professional and creative tasks.

Transform your voice into polished articles instantly with Rimo. Simply speak, and Rimo's advanced technology converts your words into well-structured written content in real-time, streamlining your writing process effortlessly.