Grammar, tone and clarity suggestions wherever you type.
Best for: Students and professionals who want cleaner writing without changing tools.
Why pick it: Works across many apps and sites; Clear, easy suggestions.
Updated 2026
QuillBot: Paraphrase, summarise and check grammar in one writing toolkit. If it is not quite right for you, these tools do a similar job, ranked by our editors, and 11 of them can be used for free.
Most similar first. Each entry says what it is best for and how it compares.
Grammar, tone and clarity suggestions wherever you type.
Best for: Students and professionals who want cleaner writing without changing tools.
Why pick it: Works across many apps and sites; Clear, easy suggestions.
Natural-sounding translation for text and whole documents.
Best for: Anyone translating emails, documents or websites between languages.
Why pick it: Natural, fluent translations; Keeps document formatting.
A multilingual grammar, spelling and style checker that works in your browser and apps.
Best for: People who write in more than one language.
Why pick it: Wide language coverage; Useful free version.
A grammar checker and style editor with in-depth reports, popular with fiction writers.
Best for: Novelists and long-form writers who want detailed feedback.
Why pick it: Very detailed analysis; Works with many writing apps.
An academic writing assistant that polishes language for research papers and theses.
Best for: Researchers and graduate students writing papers in English.
Why pick it: Tuned for academic writing; Works where researchers already write.
Highlights long, hard-to-read sentences so you can simplify them.
Best for: Writers who want plain, easy-to-read copy.
Why pick it: Very simple and clear; Free web version.
A clean online word processor with an AI writing partner built in.
Best for: Writers who want a simple editor with optional AI help.
Why pick it: Clean, focused design; AI stays out of the way until asked.
An AI research-writing assistant with autocomplete and built-in citations.
Best for: Students and academics drafting research-based writing.
Why pick it: Combines writing and referencing; Simple to learn.
An AI content platform for marketing teams that keeps your brand voice.
Best for: Marketing teams that publish content at volume.
Why pick it: Built around brand voice and guidelines; Team collaboration features.
Generate sales and marketing copy, and automate go-to-market workflows.
Best for: Sales and marketing teams writing outreach and short-form copy.
Why pick it: Workflow automation for teams; Free plan to try.
SEO-focused article writing and content tracking for marketers.
Best for: Content marketers who care about search rankings.
Why pick it: Strong focus on SEO; Many content templates.
A simple, low-cost AI writer with dozens of templates.
Best for: Freelancers and small businesses that need quick short-form copy.
Why pick it: Simple and beginner-friendly; Low-cost paid plan.
Our top pick is Grammarly: Grammar, tone and clarity suggestions wherever you type. DeepL and LanguageTool are close behind.
Yes. Grammarly, DeepL, LanguageTool, ProWritingAid can be used without paying, on a free plan or as open source. Free limits change often, so check each site.
People usually switch for price, a feature QuillBot lacks, a different platform or simply a style of results they prefer. A common reason: free plan limits word counts and modes.
We list tools that do a similar job, most similar first, and rank them by our editorial score for usefulness, maturity and free-plan value. No listing is paid for.