Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
QuillBot
Pros
+Free tier paraphrases up to 125 words with no time limit
+9 paraphrase modes including Formal, Simple, Creative, and Expand
+Premium at £4/mo (annual) is the lowest price in the writing category
+Plagiarism checker and AI Detector bundled with Premium
Cons
−GDPR and SOC2 not confirmed from official sources
−Free tier capped at 125 words per paraphrase — limiting for longer content
−Focused on paraphrasing — not a full-document AI writing assistant
Canva AI (Magic Studio)
Pros
+SOC 2 Type II, ISO 27001, and GDPR compliant — strongest compliance in this category
+Free tier includes 200 Standard AI uses with no credit card required
+Integrates AI directly into 600,000+ templates — no context switching
+Opt-out from AI training available in privacy controls
Cons
−Uses user content to train AI models by default — opt-out required
−No developer API for AI feature integration
−Pro tier pricing is per-seat annually — less flexible for one-off use
Our take— Canva AI (Magic Studio) wins
Based on our comparison of published pricing, features, and compliance data, Canva AI (Magic Studio) scores 7.8/10 to QuillBot's 7.3/10. Canva AI (Magic Studio) pulls ahead with GDPR compliance and SOC 2 certification. QuillBot counters with a no-training-on-your-data policy. Pick Canva AI (Magic Studio) if GDPR compliance matters; pick QuillBot if a no-training-on-your-data policy matters.