Trinka AI vs Paperpal vs Wordvice AI vs Grammarly

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Trinka AI Grammar and style checking tuned for academic and technical English Visit Paperpal Academic editing, research and pre-submission checks from the makers o... Visit Wordvice AI Academic AI proofreading suite with Wordvice's human editors behind it Visit Grammarly Grammar, tone and rewriting help wherever you type, now part of Superh... Visit
RECATOOLS Score 6.9 / 10 7 / 10 6.2 / 10 7.8 / 10
Capability 7 7 6 8
Value for money 7 7 6.5 7
Ease of use 8 8 7.5 9
ASEAN readiness 6 5 6 7
API quality 6 4 n/a 5
Pricing Freemium Freemium Freemium Freemium
Free tier Basic: free and never expires, no card; 5,000 words, 4 proofread files, 5 AI writing requests and 1 plagiarism score a month Free: 200 grammar edits a month, 5 uses a day of paraphrase, translate and research Q&A, 5 PDF chats a month; no card required Basic: 5,000 words a month, 500 words per submission, two proofreading and two paraphrasing modes, no plagiarism checker Free plan: spelling and grammar correction, tone detection and 100 AI prompts a month
Paid from $20/month for Premium billed monthly, or $48/year billed annually $25/month or $144/year (Prime); Pro $59/month or $348/year $19.95/month (Premium, billed monthly), or $9.95/month billed annually $12/month for Pro billed annually ($144/year); $30 month to month
Has API ✓ ✗ ✗ ✗
Open source ✗ ✗ ✗ ✗
Free to use ✓ ✓ ✓ ✓
Users — — — over 40 million daily active users (2025)
Founded 2020 2020 2021 2009
Maker Crimson AI Pvt. Ltd. Cactus Communications Wordvice Superhuman Platform Inc. (formerly Grammarly)
Verdict

Trinka is the specialist choice for scholarly English: style-guide corrections, technical spelling, LaTeX and Word proofreading with tracked changes, and plagiarism and AI-detection checks bundled into an inexpensive ann...

Paperpal is a focused tool for turning a rough scholarly draft into clean, submission-ready English, with citation formatting, plagiarism and reference checks in the same place and plug-ins for Word, Google Docs and Over...

Wordvice AI is built by an editing company rather than a chatbot startup, and it shows in the focus on academic papers, theses and submissions, and in the option to hand a draft to a human editor. The free tier is a genu...

Grammarly remains the most widely deployed writing checker, and the core job of catching mistakes and adjusting tone in almost any text box is as reliable as ever. Language support has widened beyond English, and the fre...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.