InstaText vs Trinka
InstaText
instatext.ioTrinka
trinka.aiSide by side
| Figure | InstaText | Trinka |
|---|---|---|
| Price from | €9.99/mo | $6.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| API | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 5 | 7 |
| Spec score · AI writing assistants | 8.6 (#14) | 9.0 (#9) |
| Browser extension | Yes | Yes |
| Desktop app | Yes | Yes |
| Free plan | Yes | Yes |
| Integrations | The browser extension supports more than 20 online platforms, including Google Docs, Gmail, WhatsApp, Slack, Overleaf, Outlook, Salesforce, and WordPress. | The browser plugin supports writing in Google Docs, Authorea, Evernote, and Medium. |
| Languages | The desktop page lists English, German, Spanish, Italian, French, Portuguese, and one local language in 40+ countries. | Trinka Cloud provides English grammar checking and Spanish grammar checking with automatic language detection. |
Plans
InstaText
- InstaText One (monthly)€24.99 a month
- InstaText One (yearly)€9.99 a month
- FreeFree
- InstaText One monthly€24.99 a month
- InstaText One yearly€119.88 a year
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
InstaText
InstaText improves writing supplied by the user for clarity, readability, grammar, and style without generating new content. Suggestions remain visible for users to accept or reject, and edits are not applied automatically. The service runs on the web and through a browser extension supporting more than 20 platforms, including Google Docs, Gmail, WhatsApp, Slack, Overleaf, Outlook, Salesforce, and WordPress. A Word add-in works with Word online and the classic version, with Track Changes for suggested revisions. Tone controls offer Auto, Formal, and Informal settings, while Personal Dictionary rules can preserve or replace specified wording. The Free plan costs nothing, allows five improvements daily and up to 1,500 characters at once, and is for personal, non-commercial use. InstaText One costs €24.99 a month billed monthly or €9.99 a month billed yearly at 119.88 € yearly, with unlimited use. The Windows desktop app is early access and requires internet; macOS is coming soon.
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.