Privacy-first AI Writing Assistant
Grammar and Writing Done Right
Trinka is an online grammar checker and language correction AI tool for academic, technical, and formal writing that protects your private data.
AI Studio 
Trusted by Global Leaders
Your Writing is Personal – Keep it Private
Trinka’s Grammar Checker prioritizes your data privacy while enhancing the clarity and impact of your writing. With advanced AI and robust security features, write confidently knowing your data is under your control.
English
Spanish
Trinka’s Grammar Checker covers everything from word choice, usage and style, and word count reduction to advanced grammar checks for English and Spanish texts.
Proofread entire English or Spanish document in MS Word with Trinka. Retain original formatting, get a language score, apply style guide preferences, and download your file with track changes.
Eliminate grammar errors in your LaTeX document without impacting your TeX code. Get a language quality score along with instant corrections, track changes.
Trinka identifies several inconsistencies in your English and Spanish content like spellings, hyphens and dashes, characters with accent, and more to make your writing look professional.
Make Your Writing Unique
Paraphraser
Experience enhanced clarity in your writing using Trinka's Paraphrasing tool, designed to provide coherent paraphrases while preserving the original meaning. Available for English and Spanish
Explore
Plagiarism Checker
Get access to market leading Plagiarism checker at a competitive price. Scan your document in the largest database (includes paid content from all top publishers) in the world.
ExploreWriting 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!
Formal 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.
Available Wherever You Need It
and many more..
Safe, Secure, and Trusted
Trinka puts data safety and privacy at the forefront. All your data is strongly encrypted and securely stored - no one else has access to your data. You can delete your dashboard data at any-time.
The data of premium users is automatically deleted from all systems every 90 days. To further enhance security and meet compliance requirements, various options, such as Sensitive Data Plans, offer additional features to safeguard your private data.
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
Meet your compliance and data security needs with Trinka Sensitive Data Plan.
Custom Style Guides
Get customized style guide as per your organization style rules.
API
Integrate our enterprise grade API into your application.
Rated Highly by Users Globally
5 out of 5
4 out of 5
5 out of 5
5 out of 5
5 out of 5
4.3 out of 5
8.4 out of 10
5 out of 5
Testimonials
Trinka has allowed me to improve the articles I have published. In addition to giving me suggestions for journals according to my research.
Trinka has greatly streamlined the work on my research. As a non-native English speaker, I used the services of a language editor before finalizing the article, which took weeks and cost a large amount of money. With Trinka, I can spend much more time on the research itself.
I have been using Trinka for several years and have had a very positive impression. This tool really helps improve the quality of writing. I especially liked the grammar and style checker, which not only found errors but also provided recommendations on how to correct them. The program interface is intuitive, which is an advantage for new users. Trinka is a versatile tool for publishing professionals. I recommend it to anyone seeking to improve their writing skills.
I met Trinka while searching for a reliable companion to assure the correct publication of my university classes and books abput the spirituality of contemplation. With a Premium account I can revise the grammar and text flow of my manuscripts in Spanish, English and German Language. The customer service is brilliant and even available as Zoom Assistance if I need help or things need to change. Trinka is quick, still developing though and full of surprises with new services. Great stuff!
The platform has helped me a lot not only with grammar, but also with the cohesion and coherence of my texts. The plagiarism checking and reference checking features are really good.
As an Assistant Professor in Law, precision and clarity are paramount in my academic writing. Trinka has become a vital tool in my workflow. Its advanced grammar and style checks, particularly its understanding of formal and academic legal English, ensure that my research papers and legal analyses are not only grammatically sound but also maintain the high standards of legal scholarly discourse. It genuinely helps me refine complex arguments and present them with the utmost clarity, saving valuable time in the editing process.
My first time with Trinka was proofreading an article for grammatical errors and punctuation. I was amazed at the swift precision and free usage of credit granted to first-time users. In addition, Trinka occasionally hosts workshops on the accurate use of their site for academic writing, which I have greatly benefited from.
I have been using Trinka for several years to check my scientific writings (geology). Compared to a few other programs I tried Trinka offered the best results. Furthermore, their service in terms of answering questions has been excellent.
I have been using Trinka for the past year, and it has significantly improved my writing process. The advanced grammar and style suggestions have helped me refine my work, making it more polished and professional. Trinka is not just a tool; it’s an essential companion for anyone looking to enhance their writing quality. I highly recommend it to anyone who values clarity and precision in their writing.
Writing texts with correct English grammar and style is not an easy task for people who speak other languages. Sometimes you cannot find little mistakes in your document without help and moreover for academic writing. I tried Trinka AI as a tool of automatic correction and was quite glad with the suggested corrections and the feedback. With the feedback you understand why the suggested change must be taken into account.
I just wanted to say thank you for such a great and free service, all the other grammar checkers and writing assistants I have tried don’t have nearly the depth of features let alone all available on a free subscription. As a student with little income available I am extremely grateful that unlike all others companies you don’t limit features on the free plan. This is a fantastic product and given the income I would definitely upgrade to the premium. I've let all my fellow students know about Trinka as it is seriously a life saver.
It's been a wonderful experience using Trinka and I almost can't submit any manuscript without re-evaluating with it. In summary, Trinka has been a life-saver.
Trinka AI has significantly improved my academic writing. It has helped me become more confident in my writing by quickly and accurately identifying grammatical and spelling errors.
I have been using the Trinka service, particularly to proofread manuscripts since 2023. This will service check and correct grammar, spelling writing advice, and enhancements of your manuscript. The platform’s intuitive design and comprehensive feedback have greatly enhanced my writing skills. The ability to provide context-specific suggestions makes it a standout tool to ensure clarity and precision in my work. I highly recommend Trinka to anyone looking to improve their writing quality.
I have mainly used it to improve the language, grammar, and syntax of the scientific manuscripts that I write for national and international biomedical journals. I have found the interface to be user friendly and the procedure itself is efficient and hassle-free. The auto-edit is a great help and the supplementary page with the revision summary is an excellent idea.
I used Trinka for writing and checking grammar in Iran. Trinka helped me improve the writing. It also helped me to find and correct grammatical errors faster. The use of Trinka was a good experience.
Trinka AI is a great tool to help beginners in research publication. Its grammar editing, online proofreading with file download, citation checker, plagiarism checker, paraphraser, and journal finder provide amazing features at your fingertips. Even the free Trinka Basic plan can be invaluable for researchers in their early stages or at PG levels, helping them improve project reports and papers to meet publication standards. Overall, I'm extremely impressed with Trinka AI, as it stands out among research writing tools. Give it a try and you will love it! Thanks Trinka AI team for this valuable tool.
Frequently Asked Questions
Good grammar ensures clarity, professionalism, and accuracy in your writing. It helps convey your ideas effectively, particularly in academic and technical contexts where precision is critical. Using a grammar checker can help you identify and correct errors, ensuring your writing maintains a high standard.
You can check your grammar online using Trinka AI grammar checker tool. Simply paste your text into the editor or upload your document, and Trinka will automatically highlight and suggest corrections for grammar, punctuation, and academic style improvements.
Yes. Trinka offers a Microsoft Word add-in and browser extensions that allow you to receive real-time writing suggestions directly as you write, across platforms.
Yes, Trinka offers a free plan that includes advanced grammar and language checks. You can start using Trinka without any cost and upgrade for access to premium features like advanced grammar checks, plagiarism checks, sensitive data plan, word add-in, and more.
Trinka is designed for students, researchers, academics, and professionals who need formal and technically sound English and Spanish. As an advanced grammar checker, it is especially helpful for those writing research papers, theses, reports, or other academic and technical documents, ensuring precision and correctness in every sentence.
Trinka uses enterprise-grade security and encryption to protect your content. Your documents are processed securely and handled with complete confidentiality.