Get a recommendation
Tell us your requirements and our advisors will help you compare and shortlist the best-fit options, free and unbiased.
A real human, fast
Someone on our team replies within one business day, no bots, no ticket queue.
Routed to the right team
Buying, selling, partnering, or investing, you reach the people who can actually help.
Independent & unbiased
No pushy sales. Just honest guidance grounded in the ecosystem.
Tailored to your context
Tell us what you need and we shape the next steps around it.
Who are you? Pick the option that fits best.
Grammar and writing assistant for academic and technical papers
Updated
Trinka is a writing assistant from Crimson AI, powered by Enago, for academic and technical writing. It includes a grammar checker, paraphraser, citation checker and formatter, and a Journal Finder.
You write in the Trinka editor or use its Word add-in or browser plug-ins, and it suggests corrections as you go. For files, you upload a Word or LaTeX document for proofreading. Plagiarism and AI detection draw down credits on lower tiers.
Researchers, students and technical writers. The Confidential Data plan is for teams of five or more handling sensitive content, with an offline grammar checker app, and enterprise offers API, SDK and on-premise options.
Basic is free with no credit card, with 4 free credits and 5 AI writing requests per month. Premium and Premium Plus are paid, with up to 120 and 240 proofread files per year, and prices are not shown on the pricing page overview. Confidential Data is $300 per year for teams of five or more, and Enterprise and Institution pricing is custom.
Wordtune is a rewriting tool for general writing rather than academic papers. Copyleaks specializes in plagiarism and AI-content detection. HyperWrite is a general AI writing assistant with citation-backed research.
Pricing Model
Subscription
Starting Price
Contact vendor
Free Options
Free version, Free trial
| Feature | Basic | Premium | Premium Plus | Confidential Data | Enterprise and Institution |
|---|---|---|---|---|---|
| No credit card required | , | , | , | , | |
| 4 free credits per month | , | , | , | , | |
| 5 AI writing requests per month | , | , | , | , | |
| Unlimited writing support | , | , | , | , | |
| Up to 120 proofread files per year | , | , | , | , | |
| Up to 240 proofread files per year | , | , | , | , | |
| File translation in 30+ languages | , | , | , | , | |
| 240 pages per year of plagiarism or AI detection | , | , | , | , | |
| Teams of 5 or more | , | , | , | , | |
| Offline grammar checker app | , | , | , | , | |
| API and SDK | , | , | , | , | |
| On-premise options | , | , | , | , |
Other
Missing an integration?
API Types
SDK Availability
Verify SDK availability in vendor's documentation.
Developer Features
No reviews yet. Be the first to review Trinka.
Have a question about Trinka? Ask the community.
Compliance Standards
SOC 2 Type II
EnterpriseISO 27001
EnterpriseGDPR Compliant
GlobalHIPAA
HealthcarePCI DSS
FinanceCCPA
PrivacyFedRAMP
GovernmentCSA STAR
CloudDeployment & Data
Data Residency Options
Verify with vendor for your specific region requirements.
AI writing assistant with autocomplete, personas and cited research
AI content detector and plagiarism checker, Pro from $12.95
AI content detection and plagiarism checking for schools and businesses
AI assistant that follows you across 30,000+ apps with your knowledge
Quick comparisons
