Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
ElevenLabs
Pros
+Most realistic AI voice synthesis available
+Excellent voice cloning
+Wide language support
+API access
+Good for professional production
Cons
−Premium pricing for high usage
−Voice cloning raises ethical considerations
−Free tier limited to 10 minutes per month
Grammarly
Pros
+SOC 2 Type II and ISO 27001 certified — strongest compliance in the writing category
+Works across browser, desktop, Word, Google Docs, and email with one install
+Pro tier confirmed at £10/mo in GBP — transparent UK pricing
+Explicit opt-out from AI model training available in account settings
Cons
−Trains on user writing by default — opt-out required
−GDPR compliance not explicitly confirmed on accessed official pages
−Free AI prompt limit (100/mo) may feel restrictive for daily users
Our take— ElevenLabs wins
Based on our comparison of published pricing, features, and compliance data, ElevenLabs pulls ahead with GDPR compliance and a no-training-on-your-data policy. Grammarly counters with ISO 27001 certification. ElevenLabs scores 8.5/10 to Grammarly's 8.1/10. Pick ElevenLabs if GDPR compliance matters; pick Grammarly if ISO 27001 certification matters.