Comparison
| Tool | Price from | Free plan | Category |
|---|---|---|---|
 LanguageTool | 49,90 PLN/mo | yes | Writing & editing |
 Grammarly | 12 USD/mo | yes | Writing & editing |
 QuillBot | not listed | ? | Writing & editing |
 Compose AI | not listed | yes | Writing & editing |
 Clever AI Humanizer | not listed | yes | Writing & editing |
 HyperWrite | 16 USD/mo | yes | Writing & editing |
 Mutiny | 50 USD/mo | trial | Writing & editing |
 Novelcrafter | 4 USD/mo | trial | Writing & editing |
 Shortwave | 30 USD/mo | trial | Writing & editing |
Each alternative in short
1. Grammarly
AI writing assistant that checks grammar, tone and clarity and generates text in any app or website, for individuals and teams.
Yes, there is a free plan. Free plan: writing corrections, see your writing tone, and 100 AI prompts per month.
2. QuillBot
AI writing suite for paraphrasing, grammar checking, AI detection, and content creation, aimed at writers, students, and professionals.
The vendor does not state this clearly on the homepage or pricing page.
3. Compose AI
AI writing assistant as a Chrome extension that autocompletes and generates text in any web tool, for people who type a lot at work.
Yes, there is a free plan. Plugin is free to use forever; premium version adds advanced features, including some personalization features.
4. Clever AI Humanizer
Free web tool that rewrites AI-generated drafts to sound more natural, varied and readable, for writers, marketers and job seekers.
Yes, there is a free plan. 100% free with no fixed monthly word allowance, up to 3,000 words per request, no ads or paywall; content history requires a free sign-in.
5. HyperWrite
AI writing assistant with autocomplete, web search and citations, for writers, students and professionals working in Chrome and Gmail.
Yes, there is a free plan. Free account with limited monthly credits on the basic AI.
6. Mutiny
AI sales assistant that builds custom buyer assets (decks, deal rooms, business cases, follow-ups) from calls, email and CRM data for enterprise sales teams.
There is a free trial. Free plan with up to 5 team members, 5 daily credits (up to 30 per month) per seat, 5 templates, 5 routines and 5 projects per user, and access to training videos. Unlimited integrations are available for 30 days.
7. Novelcrafter
Novel writing software with a story bible (Codex), planning tools and optional AI assistance for authors writing books, series and other long-form fiction.
There is a free trial. 21-day free trial with all features unlocked, no credit card required.
8. Shortwave
AI email client that organizes, writes, searches and schedules email from a prompt, for individuals and teams.
There is a free trial. 14-day free trial of the paid plans; the page mentions no credit card is required to get started.
FAQ
What is the best alternative to LanguageTool?
The most popular option in the same category is Grammarly. See the comparison table above.