Sentence Structure
The best 50 Sentence Structure AI tools - Free & Paid
Explore 50 AI for Sentence Structure
Sentence Rewriter is a free AI tool that enhances sentence clarity and adjusts tone. Users can input text, select a style, and receive an improved, coherent version in seconds.
Free
Frase is an AI tool for generating articles, rewriting paragraphs, and creating SEO content, with additional features like a smart editor, blog title generator, and value proposition creator.
Subscription
- $14.99/mo
ParagraphAI offers realātime grammar correction, oneātap email drafting, and instant summarization of web pages and PDFs. It provides multilingual translation, customizable tone filters, a template library, and an instruction engine for repetitive tasks across mobile, desktop, and Chrome.
Free
AI Sentence Rewriter automatically rewrites text using NLP, offering modes such as Formal, Casual, and Creative to adjust tone. It corrects grammar, punctuation, and spelling, suggests synonyms, and paraphrases to avoid plagiarism, aiding writers, students, and marketers globally.
Free
Strut is an AI-powered writing workspace that caters to authors, offering streamlined project management, real-time collaboration, customizable stages, and intelligent AI commands for efficient content creation. It maintains brand consistency and optimizes workflow efficiency.
Freemium
AI Summarizer quickly condenses essays, reports, and articles into short paragraphs or bullet lists. Paste text, upload DOCX/TXT/image, or give a URL; adjust summary length or set custom styles. Supports Spanish, French, German, Portuguese, and offers private, downloadable .docx outputs.
Free
This AI paraphrasing tool lets users paste essays, articles, or sentences and receive a rewritten version within seconds. It preserves meaning, corrects grammar, removes duplicate phrasing, and ensures academic compliance without account creation.
Free
Wordtune uses AI to rewrite, paraphrase, and correct English text, adjusting tone and length, offering summarization, factāchecking, and multiālanguage translation to aid students, academics, professionals, and creators, improving consistency and accuracy.
Freemium
FCK.School Free Tools offers web based writing utilities ā grammar and punctuation checkers, summarizer, paraphrase and rewrite tools ā plus academic content generators (outlines, thesis statements, titles, paragraphs, conclusions) to support drafting, editing, and idea development.
Freemium
AI Humanizer refines text by restructuring sentences to improve flow and reduce mechanical patterns while preserving meaning. It offers adjustable rewrite modes, selective paragraph editing, keyword protection, and builtāin AI detection and plagiarism checks.
Free trial
- $8/mo
LanguageTool is an AI grammar, spelling, and style checker supporting 30+ languages. It offers realātime browser extensions, desktop and Word addāins, advanced Picky Mode, paraphrasing, and an API for developer integration.
Free
Wordtun Read is an AI tool that helps users quickly understand and summarize long documents by cutting down word count and digesting important information from various sources.
Freemium
Hemingway Editor analyzes text for readability, highlighting long or dense sentences, adverbs, and passive voice, suggests simpler wording, andāvia Editor Plusāadds AI-assisted fixes, advanced grammar checks and tone controls for faster revision.
Free trial
Generate short or long, styleāspecific paragraphs from a keyword or prompt. Choose Standard, Creative, Formal, Persuasive, Narrative, Descriptive, Socialāmedia, or Custom modes quickly and effective for blog, email, or research summaries.
Free
Aithor automates essay creation, literature reviews, and topic ideation for academic and creative writers. It provides access to 10āÆmillion verified sources, manages MLA/APA citations, offers grammar checking, paraphrasing, summarization, and tone adjustment to streamline writing.
Freemium
Paraphrasing tool with 15 modes for 100+ languages - rephrases, rewords, rewrites, checks grammar, eliminates plagiarism
Free trail
Scribbr offers academic writing support with professional editing, plagiarism detection, citation generation across styles, AIāpowered proofreading, paraphrasing, summarizing, sentence rewriting, and a Chrome extension for inābrowser citations, helping students and researchers produce polished manus
Freemium
Gramara is an AI grammar checker that flags errors and awkward phrasing in realātime, offers style and tone suggestions, and translates corrected sentences into multiple languages, helping writers improve clarity and accuracy.
Free
iAsk.Ai delivers instant, factual answers to naturalālanguage questions from authoritative web sources, and offers essay drafting, advanced grammar checks, academic summarization, PDF analysis, image generation, URL bulletāpoint briefs, and oneāclick grammar correction. Accessible via browser extens
Freemium
- $9.95/mo
Paragraph lets writers publish articles freely without paywalls, share directly to social media and blogs, and monetize through email subscriptions or blockchain wallets. Authors retain full ownership and track readership with builtāin analytics.
Freemium
TreeMind uses AI to convert prompts, images, or documents into structured mind maps and other diagram types. It supports unlimited nodes, realātime collaboration, multiple export formats, and crossāplatform sync for students, educators, and teams.
Freemium
AI Essay Writer is a webābased tool that generates academic essays, outlines, and paragraph suggestions based on topic, type, tone, and citations. It includes grammar checks, AI detection, and reference formatting, aiding students and researchers.
Freemium
- $5/mo
Rewrites text in seven stylesāSimple, Creative, Formal, etc.āacross 17 languages, preserving meaning while enhancing grammar, punctuation, and readability. Removes duplicate phrases for plagiarismāfree output and works with plagiarism/readability tools for students, writers, and SEOs.
Paid
- $3
Quark Publishing Platform is an enterprise content lifecycle management system for structured, componentized authoring and automated document assembly, offering XML CCMS, version control, approval workflows, AI-assisted unstructured-to-structured conversion, LLM integrations, APIs, omnichannel publi
Free trial
This AI tool is a free online writing assistant with advanced features to enhance writing skills and prevent plagiarism.
Freemium
This AI-powered article rewriter tool can quickly generate original and well-written articles in multiple languages.
Freemium
- $15/mo
The MyEssai AI tool offers instant and specific feedback to improve essay quality by analyzing grammar, structure, and content. It's free to use with various pricing plans available for more extensive feedback.
Freemium
HomeworkAI creates concise summaries, multipleāchoice exercises, and interactive stories from any reading text, letting teachers generate worksheets with one click. An editor lets educators refine content before sharing with students, consolidating everything into a single document for streamlined l
Subscription
- $11/mo
ProWritingAid is an AI writing assistance tool that offers suggestions for grammar, style, and improvement with the touch of a button.
Freemium
SciSummary extracts abstracts, methods, results, and conclusions from scientific papers, supports bulk summarization and comparative overviews, provides AIāgenerated figure statistics, and indexes up to 1,000 documents for semantic search to aid researchers in managing literature.
Freemium
- $6.99/mo
Grammar Checker is a free AI tool that corrects grammar, spelling, and punctuation errors. It also provides suggestions to improve your writing style and polish your text.
Free
Quetext is an allāināone writing platform offering plagiarism detection, AI content detection, realātime grammar and spell correction, summarization, paraphrasing, and citation generation. It supports PDF, DOC, TXT files with bulk uploads for students, teachers, researchers, and creators.
Freemium
- $8/mo
WordAi uses AI to rewrite sentences and entire articles, enriches text with related keywords, corrects spelling and grammar, and generates up to 1,000 unique variations. It passes AI detection and Copyscape, supporting bulk, HTML, spintax, and API integration.
Freemium
Resoomer summarizes web articles, PDFs, DOCX, EPUB, and plain text, extracting key points and arguments. It offers instant, editable summaries, a text editor, paraphraser, synonymizer, and word counter in multiple languages for students, researchers, writers, and professionals.
Freemium
Thunderbit automatically extracts structured data from websites, PDFs, images, and documents using naturalālanguage column definitions, supports multiāpage scraping, offers templates for eācommerce and realāestate sites, and exports to GoogleĀ Sheets, Airtable, and Notion.
Freemium
- $9/mo
Headline Studio uses AI to generate platformāspecific headlines and gives dataādriven feedback on word balance, character limits, and keyword relevance. It offers SERP previews, competitor comparison, a keyword explorer, thesaurus bank, favorites, and integration with CMS and email clients.
Freemium
- $4/mo
KreativeSpace is an AI writing suite that enhances productivity by offering tools for summarization, grammar checking, paraphrasing, citation generation, AI detection, and translation, ensuring clarity and authenticity in writing across various platforms.
Free trial
AI writing tools and resources that provide a content generator powered by GPT-3, business idea generator, Facebook Ads Generator, Magic Paragraph Generator, and SEO tool to optimize content for better search engine rankings.
Free trial
- $19/mo
Shortform offers a searchable library of 10,000+ concise, structured book, podcast and article summaries with chapter breakdowns, audio narration, PDFs, highlights, note-taking, retention exercises, topic tagging, cross-references and community discussion for applied learning.
Free
super.AI converts unstructured documents into structured data using LLMs, guiding users through upload, classify, extract, and validate steps. It supports 500+ layouts, multiple languages, codeāfree workflow building, and realātime ERP/database sync for finance, logistics, insurance, and supplyāchai
Free
AIāpowered essay generator producing full drafts in under 90 seconds. Users input topic, level, type, and length; it creates structured, original content with plagiarism check, APA/MLA/Chicago formatting, and a toneāenhancing humanizer. No account required, data encrypted.
Subscription
- $7.99/mo
Writetone is an AI writing assistant that transforms tone, paraphrases, summarizes, and corrects grammar for academic, business, and creative writing. It includes an AI tutor, citation generator, and supports Chrome, Word, and API integration.
Freemium
AIāWriter.com generates concise, cited answers to academic questions from 100āÆmillion openāscience papers, shows source paragraphs, offers BibTeX, supports APA/MLA/Chicago, and lets users build structured reviews via dragāandādrop and download them as HTML.
Subscription
- $49
Wordvice AI provides realātime grammar checking, paraphrasing, translation, summarization, plagiarism and AIācontent detection, plus citation generation across multiple languages. It integrates with Chrome and Word, supporting students, researchers, professionals, teams, and offers onādemand human e
Freemium
- $8.45/mo
iWeaver lets users upload documents, videos, audio, and images to extract key concepts, generate summaries, and build mind maps. It supports structured Q&A, data extraction, and visual mapping for research, analysis, and legal review. Modular agents enable API integrations for workflows.
Freemium
- $9.9/mo
PerfectEssayWriter.ai creates structured, plagiarismāfree essays for highāschool to professional users. Set word count, essay type, academic level, tone, and citation style. Supports 27+ languages, realātime research prompts, autoācitation, live editing, and undetectable output.
Subscription
SOMāÆAI is an AI chatbot for Indonesian university students and researchers that brainstorms research titles, paraphrases text to lower plagiarism, explains complex concepts, and guides thesis outlines and literature reviews while saving conversation history for future reference.
Freemium
DetectingāAI scans text in 50+ languages, marking AIāgenerated sentences with probability scores. It integrates with Chrome, Moodle, Zapier, and offers an API, delivering up to 98% accuracy and low falseāpositives while protecting user privacy.
Freemium
- $7/mo
TextAdviser delivers AIāpowered language tools: grammar checking, plagiarism detection, syntactic analysis, fast text generation, rewriting, tone humanization, summarization, and name/title creation. It supports English, Spanish, Portuguese, Italian, French, and German for writers, students, markete
Free