Grammar Guru vs Trinka
Grammar Guru
grammarguruai.comTrinka
trinka.aiSide by side
| Figure | Grammar Guru | Trinka |
|---|---|---|
| Price from | $1/mo | $6.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | — |
| API | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 4 | 7 |
| Spec score · Grammar checkers | 9.3 (#5) | 9.1 (#11) |
| Browser extension | Yes | Yes |
| Desktop app | Yes | Yes |
| Free plan | Yes | Yes |
| Integrations | The maker lists Gmail and Google Docs support for Chrome and Outlook and Office 365 support for Edge. | The browser plugin supports writing in Google Docs, Authorea, Evernote, and Medium. |
| Security | The privacy policy states that data is encrypted in transit and at rest, access is controlled, and regular security audits are conducted. | Trinka says user data is encrypted in transit and at rest and is not sold, monetized, or shared with third parties. |
| Style suggestions | Yes | Yes |
| Tone detection | Yes | Yes |
Plans
Grammar Guru
- FreeFree
- Standard$1 a month
- Windows App$1 a month
- EnterprisePriced on request
Trinka
- Premium$20 a month
- Premium$80 a year
- Confidential Data$300 a year
- BasicFree
- Confidential Data$300 a year
- PremiumPrice not published
- Premium PlusPrice not published
In their own words
Grammar Guru
Grammar Guru has no write-up on Specifiction yet; its figures are above.
Trinka
Trinka is an AI grammar correction and language enhancement assistant for academic and technical writing. It checks grammar, suggests paraphrases, reviews consistency and can proofread uploaded MS Word documents for download. Other tools include AI-assisted writing, citation features, plagiarism checks and a journal finder. Trinka Cloud checks English and Spanish grammar and detects the language automatically. Its browser plugin supports writing in Google Docs, Authorea, Evernote and Medium; listed platform options also include web, API, desktop and self-hosted access. Institution plans list LMS and SSO integrations such as Canvas, Moodle, Blackboard and D2L. The free Basic plan does not expire, but monthly usage limits apply. Premium costs $20 a month, billed monthly, and includes up to 120 proofread files per year and 25 AI writing requests per month. Confidential Data costs $300 a year with annual billing. Trinka says user data is encrypted in transit and at rest. Its Trust Center says paid-plan data is not used to train AI models and Confidential Data Plan data is deleted after processing.