AI-powered grammar and academic writing assistant tailored for researchers, students, and publishers.
Extracted from Trinka AI's own site and policies — “Not published” means we looked and it isn't there.
Free trial
No trial
Starting price
Free plan
Free tier available ('Start for Free'); paid plans use a credit-based system with pricing not specified in sources
Refund policy
⚠ Not published
Privacy & your data
Policy published
Offers a separate Confidential Data Plan advertised as 'No data storage. No AI training,' implying standard plans may differ, though this is not expli
Support
phone, email
Company
Not stated
Best for: Academic researchers, students, and publishers needing grammar, citation, and integrity checks
Standout: Confidential Data Plan with no data storage/AI training, plus academic-specific tools like citation formatting, journal finder, and plagiarism/AI detection
Top-scored alternatives in AI Writing & Grammar Checker Tools.
| Tool · TrustScore | Free trial | From | Refund | Privacy | |
|---|---|---|---|---|---|
| No trial | Free plan | ⚠ Not published | Policy published | Compare → | |
| ✓ Free trial | — | ✓ 30 days | Policy published | Compare → | |
| ✓ Free trial · 3 free renders | Free plan | ✓ Money-back guarantee | ⚠ Not published | Compare → | |
| ✓ Free trial · no card | $15/mo | ✓ 7 days | ⚠ Not published | Compare → | |
| ✓ Free trial | $44/mo | ✓ 14 days | Policy published | Compare → |
Our 5-point vetting, with evidence quotes from their own pages.
—Money-back guarantee verified
✓Free trial confirmed
✓Reachable human support
✓No fine-print return traps
✓No unrealistic marketing claims
Vetted 2026-07-13 · How we compare →
★ 4.2/5 from 112 reviews on Trustpilot — quoted verbatim, good or bad.