Grammarly needs an account and keeps its best suggestions behind a subscription. These tools check and improve your writing without signing up.
Open-source grammar and spell checker for 30+ languages.
LanguageTool checks grammar, spelling, punctuation and style in more than 30 languages, including English, German, French, Spanish, Portuguese and Dutch. Paste your text and it underlines mistakes with clear explanations.
Highlights long, complex sentences and passive voice.
The Hemingway Editor highlights things that make writing hard to read. Long and very complex sentences turn yellow or red, adverbs turn blue, passive voice turns green, and simpler alternatives are shown in purple.
Rewrite paragraphs for tone and clarity.
ChatGPT is OpenAI's AI assistant. You can open chatgpt.com and start chatting right away without logging in: ask questions, draft emails, summarize text, brainstorm ideas, translate or get help with code.
Quick rewrites and summaries.
Microsoft Copilot is a free AI assistant that answers questions, writes text and searches the web with cited sources. You can use it at copilot.microsoft.com without signing in.
Word count, reading level and keyword density.
WordCounter counts words and characters as you type or paste. It also shows sentences, paragraphs, reading time, speaking time and reading level.
LanguageTool is our top pick. Open-source grammar and spell checker for 30+ languages.
Yes. Every tool on this list has a free version you can use without paying. Some offer paid upgrades, but the core features listed here are free.
No. We only list tools that work without signing up.