Grammar and Writing Done Right

Trinka is an online grammar checker and language correction AI tool for academic and technical writing.

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#Proprietary patented
AI technology

Grammar Checker


Plagiarism Checker

human checking grammar errors

Trusted by Global Leaders

Trinka’s Grammar Checker covers everything from word choice, usage and style, and word count reduction to advanced grammar checks.


Proofread entire documents in MS Word with Trinka. Retain original formatting, get a language score, apply style guide preferences, and download your file with track changes.

proofread file

Eliminate grammar errors in your LaTeX document without impacting your TeX code. Get a language quality score along with instant corrections, track changes.

latex grammar checker

Trinka identifies several inconsistencies like spellings, hyphens and dashes, characters with accent, and more to make your writing look professional.


Make Your Writing Unique


paraphraser-icon Paraphraser


Experience enhanced clarity in your writing using Trinka's Paraphrasing tool, designed to provide coherent paraphrases while preserving the original meaning.


Plagiarism Checker Plagiarism Checker

Plagiarism Checker

Get access to market leading Plagiarism checker powered by iThenticate and turnitin at a competitive price. Scan your document in the largest database (includes paid content from all top publishers) in the world.


Writing is Now Easier Than Ever

Academic and Technical Writing

Trinka finds difficult errors unique to academic writing that other grammar checker tools don’t. From advanced English grammar errors to scientific tone and style, Trinka checks it all!

academic grammar checker

General Writing

Trinka streamlines your writing by identifying grammatical errors, analyzing sentence structure, suggesting optimal word choices, and ensuring adherence to both US and UK English styles.

grammar checker for general writing

Available Wherever You Need It

  • gmail
  • chrome
  • linkedin
  • bing
  • apple
  • facebook
  • office
  • googledocs
  • medium
  • powerpoint
  • asana
  • word
  • notion
  • firefox
  • twitter
  • outlook
  • quora
  • bi_substack

and many more..

Trinka for Enterprise

Easily integrate Trinka for Enterprise into your workflow. Customize Trinka to match the specific requirements of your company. Multiple partnership & pricing models available.

Data Security

Highest level of data security with Trinka sensitive data plan.

Custom Style Guides

Get customized style guide as per your organization style rules.


Intergrate our enterprise grade API into your application.