TextCortex vs QuillBot
A detailed comparison to help you choose between TextCortex and QuillBot.
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Verdict: QuillBot wins
QuillBot scores 4.0/5, edging out TextCortex at 3.5/5. Students, non-native English speakers and working writers who spend their day rewriting and polishing existing text.
TextCortex AI writing assistant across all your apps | QuillBot AI paraphrasing and writing tools | |
|---|---|---|
| Rating | 3.5 (1 review) | 4.0 (1 review) |
| Pricing Model | freemium | freemium |
| Starting Price | Free tier available | Free tier available |
| Best For | Professionals and teams who want one AI assistant that works inside every browser tool they use, and are willing to configure agents and knowledge bases to get more than rewriting. | Students, non-native English speakers and working writers who spend their day rewriting and polishing existing text. |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | free tierbrowser extension | free tierbrowser extension |
| Visit TextCortex → | Visit QuillBot → |
TextCortex
Pros
- + Extension rewrites land in roughly two seconds in my tests across Gmail, Google Docs and Notion with no tab switching
- + Model Hub avoids provider lock-in — you can pick the model per task instead of accepting one vendor's default
- + Scheduled agents ran unattended for a full week in my test and delivered results to my inbox as promised
- + Free plan is substantive: knowledge bases, custom agents, connectors and deep research with 50 MB storage at no cost
- + Enterprise admin surface (SSO/SCIM/SAML, dedicated deployment, centralised billing) is documented rather than vapour
Cons
- - Two live vendor price sources disagree ($29.99/user/month on the pricing page vs from $5.59/month in the help centre) — the buyer's quote is the one that counts
- - Retrieval cited the wrong internal document when my knowledge base held overlapping material
- - Rewrite output reads generic and flat; third-party detector tests flag it heavily and my samples agreed
- - Included model usage is metered and premium models burn it fast — read the usage-limits article before budgeting
- - Agent configuration has a real learning curve; the no-code claim understates the setup effort for useful agents
QuillBot
Pros
- + Paraphrase quality held meaning while varying syntax across my academic and marketing samples — better at this than any general chat assistant I tested
- + The synonym-density slider gave real control: minimal for safe close rewrites, maximum for novelty
- + Premium at $8.33/month billed annually ($99.95/year per QuillBot's FAQ) brings nine modes, 23-language paraphrasing and a 25,000-word/month plagiarism checker
- + Citation Generator (MLA/APA/Chicago) plus the Summarizer make it a genuine student workflow, not just a rewriter
- + Free tier is honest about its caps and the browser extension covers the everyday check-and-fix loop
Cons
- - Free caps (100 words per paraphrase, two modes) make serious use a Premium purchase
- - Technical and domain phrasing occasionally came back wrong-but-pretty in my tests — output needs reading, not trusting
- - Not a long-form generator: the AI Writer/Chat are accessories and the Summarizer caps at 6,000 words on Premium
- - The AI Detector/Humanizer pairing is both a proofreading convenience and the toolkit for disguising generated work — poor evidence for integrity decisions
- - Monthly billing at $19.95 (third-party-confirmed) is more than double the annual rate; the real price is a yearly commitment
Frequently Asked Questions
Which is better, TextCortex or QuillBot?▼
QuillBot scores higher at 4.0/5 vs 3.5/5 for TextCortex, making it the better-rated option in our comparison.
What is the difference between TextCortex and QuillBot?▼
TextCortex: TextCortex is a writing assistant that works across web apps through a browser extension, drafting, rewriting and translating text in place. QuillBot: QuillBot is an AI writing assistant best known for paraphrasing, alongside grammar checking, summarising and citation tools. It is widely used by students and writers.
Is TextCortex or QuillBot more affordable?▼
TextCortex starts at €0/mo, QuillBot starts at €0/mo. Check the comparison table above for current pricing.
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