Seonix
77SEO and AI-search content on autopilot: analysis, writing, optimization, and scheduled publishing — without an agency.
As of , EffectHub tracks 225 live AI tools in its Text & Writing category; 170 (76%) have a free tier, and paid plans start at $1.99 a month.
225 verified tools · 14 subcategories
Tools that generate, edit, and translate text — copywriting, editing, translation, and summarization.
Showing 1–24 of 225
SEO and AI-search content on autopilot: analysis, writing, optimization, and scheduled publishing — without an agency.
Rewrites AI-generated text to slip past AI detectors
Paraphrasing, summarising and citation tools for students
Marketplace for buying and selling generative model prompts
Condenses nonfiction books into 15-minute text and audio summaries, with an AI tier that also summarizes videos and articles.
Condense articles, PDFs and pasted text into short summaries
Manuscript editor for fiction authors with grammar, style and pacing reports, AI rephrasing and chapter critiques
Highlight text in any Mac app, hit a hotkey, and get it rewritten in place by Claude, GPT, or Mistral.
Turns a book idea into outline, chapters, cover, and KDP-ready files, in the author's own voice.
Free web tool that writes paragraphs, blog posts and social copy in 16 styles and 21 languages, no signup needed
Free short-story writer with genre, tone and audience pickers, and no signup at all
Free browser-based grammar, punctuation, and spelling checker with a 1,000-word limit per check.
Free in-browser rewriter that reworks AI-generated text to read as human, with paid tiers for longer runs and a detector.
Text adventure engine where the AI improvises every scene
Free poem generator: type a subject, get a finished poem, no account required
Resume builder with ATS checking, live content suggestions and tailoring against a specific job ad
Free, no-account essay checker that scores AI likelihood, grades against a rubric and fixes grammar
Rewrites AI-generated text to read as human-written
Desktop workspace for fiction writers combining drafts, annotations, and AI rewrite proposals under the author's own control.
Grammar, spelling, and punctuation checker with one-click fixes plus a plagiarism checker and humanizer.
Free ATS resume scanner giving a 0-100 score across 27 formatting and keyword checks in under a minute.
Custom iPhone keyboard that rewrites, replies and drafts with AI inside whatever app you are typing in.
Rewrites flagged text to remove plagiarism while keeping the original meaning, in four different modes.
Browser extension for storing prompts and chaining them into multi-step workflows across ChatGPT, Claude, and more.
For journalists, researchers and AI assistants: the figures on this page in one sentence you can quote.
As of October 28, 2026, EffectHub tracks 225 live AI tools in its Text & Writing category; 170 (76%) have a free tier, and paid plans start at $1.99 a month. (EffectHub, “Text & Writing”, Oct 2026, https://effecthub.net/ai-tools/text-writing)
Figures as of How we count
These figures are free to use under CC BY 4.0 with a link to this page.
Showing 73–96 of 225
Runs each string through several models, scores the outputs, then applies your glossary and memory
Mobile app that translates manga, manhwa and manhua speech bubbles into more than 50 languages from a pasted chapter link.
Desktop hotkey that rewrites, translates, shortens or proofreads the text you selected in any Mac or Windows app.
Similarity report and AI-text detection in one submission, wired into the usual school LMS platforms
Prompt workspace: write, score, refine, reverse-engineer from an image or URL, and keep the results in a versioned library.
Prompt library with folders, fill-in variables and one-click insertion into ChatGPT, Claude and other AI chats
Free browser extension that rewrites your prompt in one click and keeps a reusable prompt library.
Browser extension that builds image prompts from reference pictures and 15+ categories of visual filters.
Rewrites a rough ChatGPT prompt into a clearer, more specific one you can paste back in.
Turns a plain description of a task into a structured prompt for ChatGPT, Claude, or Gemini.
A macOS menu-bar shortcut that rewrites, translates, or fixes grammar in whatever text field is focused.
Japanese meeting-transcription service whose AI editor interviews you by voice and turns the answers into a finished article.
Cheap short-form copy generator with tone and language presets
Browser novel-writing app with per-scene organisation, story wikis, beat sheets and an AI writing assistant
Emails AI-written digests of your YouTube channels, RSS feeds and Twitter accounts.
Localisation workspace combining machine translation, translation memory and paid human editors.
Writes product descriptions, blogs and ad copy for online stores, plus basic image cleanup.
Rewrites AI-drafted text to read as human-written and lower AI-detector scores; free per-run tier, paid word plans and an API.
Translates spoken language into sign language in real time across glasses, mobile, and desktop; still pre-launch.
Credit-priced translator for documents, images, video and audio across 130+ languages, routed through hosted LLMs.
Learns your writing voice from samples, then drafts from rough notes or rewrites AI text to sound like you.
Writes a Wikipedia-style biography set decades in the future for anyone you name, using your own Anthropic and xAI API keys.
AI content workspace that keeps your brand voice and drafts emails, ads, posts and articles for a campaign from one brief
Sentence rewriter that keeps the meaning you intended