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Multilingual grammar and style checker
LanguageTool is grammar and style checker software offering an AI writing assistant checking grammar, style and spelling in 30+ languages. Founded in 2005 and based in Potsdam, Germany, LanguageTool helps multilingual writers and teams work more efficiently and achieve better outcomes.
LanguageTool is built for multilingual writers and teams. It suits teams that want multilingual grammar checks without spreadsheets and disconnected tools.
Compared with alternatives like Grammarly, LanguageTool differentiates on multilingual grammar checks. Pricing is quote-based and scoped to your usage and team size.
Pricing Model
Quote-based
Starting Price
Contact vendor
Free Options
Free trial
Core LanguageTool for growing teams. Contact for a quote.
Advanced LanguageTool for larger organizations. Contact for a quote.
| Feature | Professional Popular | Enterprise |
|---|---|---|
| multilingual grammar checks | , | |
| style suggestions | , | |
| Integrations | , | |
| Analytics and reporting | , | |
| Standard support | , | |
| Everything in Professional | , | |
| browser and Office add-ins | , | |
| AI rephrasing | , | |
| Advanced security and controls | , | |
| Dedicated support and onboarding | , |
Other
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API Types
SDK Availability
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Developer Features
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Compliance Standards
SOC 2 Type II
EnterpriseISO 27001
EnterpriseGDPR Compliant
GlobalHIPAA
HealthcarePCI DSS
FinanceCCPA
PrivacyFedRAMP
GovernmentCSA STAR
CloudDeployment & Data
Data Residency Options
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