Paraphrasing.io vs Trinka
Paraphrasing.io
paraphrasing.ioTrinka
trinka.aiSide by side
| Figure | Paraphrasing.io | Trinka |
|---|---|---|
| Price from | $4/mo | $6.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 6 | 7 |
| Spec score · Paraphrasing Tools | 9.2 (#3) | 8.4 (#9) |
| Languages | The about page states that more than 20 languages are supported. | Trinka Cloud provides English grammar checking and Spanish grammar checking with automatic language detection. |
| Security | The privacy policy says data in transit is protected with SSL/TLS encryption and physical, technical and logical safeguards are used for stored data. | Trinka says user data is encrypted in transit and at rest and is not sold, monetized, or shared with third parties. |
| Support | The contact page offers live chat, email and issue categories covering billing, technical problems, bugs, cancellation and refunds. | The pricing page directs users seeking assistance to Trinka Support at [email protected]. |
Plans
Paraphrasing.io
- Free Register PlanFree
- Basic Monthly$5 a month
- Pro Monthly$8 a month
- Basic Yearly$48 a year
- Pro Yearly$58 a year
- Lifetime Plan$65, paid once
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
Paraphrasing.io
Paraphrasing.io is an AI writing platform for creating, improving, and refining content. It offers paraphrasing, an AI Humanizer, Sentence Shortener, plagiarism checker, AI content detector, summarizer, and other writing tools. Its paraphrasing tool has seven modes: Simple, Reworder, Creative, Shorten, Formal, Professional, and Academic. The about page states that more than 20 languages are supported; its API supports 10+ languages and uses bearer-token authentication over HTTPS. A free registered plan includes 8,000 credits with no validity period, while paid plans start at $5 a month. The listed word limit is 3,000 words, and document upload and API access are available. The privacy policy says uploaded content is removed after processing and not shared with third parties; it also describes SSL/TLS protection in transit and safeguards for stored data. Users can request personal-data deletion by email. The iOS app requires iOS 15.6 or later. The maker lists students, educators, researchers, content creators, professionals, and businesses among its users.
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.