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Head-to-Head Comparison
ChatGPT vs QuillBot
An honest, side-by-side breakdown of pricing, features, and security — so you can pick the right tool.
Published Last updated
- QuillBot is cheaper to start — £4/mo versus £7/mo for ChatGPT.
- On privacy, ChatGPT offers GDPR compliance where QuillBot does not.
- ChatGPT is best for teams building AI chat into their products; QuillBot for trying AI writing without paying.
ChatGPT
AI Chatbot
8.7/ 10
Free · Free tier
Best for teams building AI chat into their products
Visit ChatGPTSee all AI Chatbots →
QuillBot
AI Writing
7.3/ 10
Free · Free tier
Best for trying AI writing without paying
Visit QuillBotSee all AI Writing Tools →Some “Visit” links are affiliate links. How we earn →
Feature comparison
| Feature | ChatGPT | QuillBot |
|---|---|---|
| CompareMyAI score | 8.7 / 10 | 7.3 / 10 |
| Free tier | ||
| API access | ||
| Open source | ||
| Enterprise ready | ||
| GDPR compliant | ||
| Vendor holds SOC 2 | ||
| Vendor holds ISO 27001 | ||
| MFA supported | ||
| Trains on your data |
Certifications may only cover business or enterprise plans. Check the vendor’s trust page for your plan.
ChatGPT comes out ahead — and you can try it free.
Try ChatGPT freeAffiliate link · how we earn
Pricing
Price checked with vendor on
FreeFree
Go£7/mo
Plus£20/mo
Pro£89/mo
Business£18/mo
EnterpriseContact sales
FreeFree
Always check the provider's site for the latest pricing.
Pros & cons
ChatGPT
Pros
- +Largest plugin and integration ecosystem
- +Excellent at coding and analysis
- +GPT-4o handles images and voice
- +Widely supported across third-party tools
Cons
- −Trains on data by default — opt-out required
- −Pricing higher than some alternatives
- −Can be inconsistent on complex reasoning
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
Our take— ChatGPT wins
Based on our comparison of published pricing, features, and compliance data, ChatGPT scores 8.7/10 to QuillBot's 7.3/10. ChatGPT pulls ahead with GDPR compliance and multi-factor authentication. QuillBot stays close but doesn't lead on any single attribute here. Pick ChatGPT if GDPR compliance matters; QuillBot is the pick if it doesn't.
Frequently asked questions
Which is cheaper, ChatGPT or QuillBot?
QuillBot is cheaper to start, with its lowest paid plan at £4/mo versus £7/mo for ChatGPT. These are each vendor's published prices and can change, so check before you buy.
Does ChatGPT train on your data?
Based on published vendor information, ChatGPT does not train its models on your data. Policies can differ by plan and change over time, so it is worth confirming the current terms on the vendor's site.
Does QuillBot train on your data?
Based on published vendor information, QuillBot does not train its models on your data. Policies can differ by plan and change over time, so it is worth confirming the current terms on the vendor's site.
Are ChatGPT and QuillBot GDPR compliant?
ChatGPT states it is GDPR compliant, while QuillBot is not recorded as GDPR compliant in our data. Confirm the current position with each vendor if GDPR compliance is important for your use.
Do ChatGPT and QuillBot have a free tier?
Yes — both ChatGPT and QuillBot offer a free tier, so you can try each one before committing to a paid plan. Free tiers usually come with usage limits.