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
Descript
Pros
+SOC2 Type II and GDPR compliant — strongest compliance credentials in the video category
+Transcript-based editing removes filler words and errors as easily as editing a document
+No AI training on user content by default — explicit opt-in required (confirmed from security page)
+API included with all paid plans for automating transcription, captions, and publishing
Cons
−End-user MFA not confirmed — employee systems only per security page
−ISO 27001 not confirmed from official sources
−AI credits cap at 1,500/month on Business plan — may deplete with heavy video generation use
Our take— Descript wins
Based on our comparison of published pricing, features, and compliance data, Descript scores 8.0/10 to QuillBot's 7.3/10. Descript pulls ahead with GDPR compliance and SOC 2 certification. QuillBot stays close but doesn't lead on any single attribute here. If GDPR compliance matters, go Descript; if it doesn't, QuillBot.