✨ Now with GPT-4o & Claude 3.5

Write Better,
Think Deeper

Quill isn't another AI text generator. It's a writing partner that understands context, preserves your voice, and makes every sentence sharper.

Free plan includes 10,000 words/month
The market for developer tools has shifted dramatically in 2025. What used to be a niche...
Here's a stronger continuation that builds on your thesis: "...What began as a niche has exploded into a $45B ecosystem. But the real shift isn't about tools — it's about workflows. Developers don't buy features anymore; they buy time back."
Features

Your Voice, Amplified

Every feature designed to enhance your writing — never replace it.

🎯
Context Engine
Quill reads your entire document, past writing, and brand voice guides. Every suggestion is contextually aware.
✍️
Voice Matching
Feed it 3 samples and it learns your style. Formal, casual, technical, witty — it adapts to you, not the other way around.
🔬
Fact Checking
Real-time fact verification with source citations. No more publishing claims you can't back up.
📊
Readability Score
Flesch-Kincaid, Hemingway, and custom readability metrics. Know exactly how your audience will experience your text.
🌍
40+ Languages
Write and translate across languages while maintaining nuance, tone, and cultural context that machine translation misses.
🔒
Privacy First
Your content never trains our models. SOC 2 Type II certified. Enterprise-grade encryption at rest and in transit.
Use Cases

Built for Every Writer

From blog posts to board decks — Quill adapts to the writing that matters to you.

📝
Content Marketing
Blog posts, newsletters, social copy — write 3x faster while keeping your brand voice consistent.
💼
Business Writing
Proposals, reports, memos. Turn rough ideas into polished documents that close deals.
🎓
Academic Writing
Research papers, literature reviews, thesis chapters. Citation-aware AI that respects academic rigor.
📧
Email & Outreach
Cold emails, follow-ups, investor updates. High-converting copy that sounds human.
Why Quill

Not Another ChatGPT Wrapper

Feature
Others
Quill
Voice learning from samples
—
✓
Full-document context
Partial
✓
Real-time fact checking
—
✓
Multi-model support
Single
GPT-4o + Claude
Data never trains models
❌
✓
Reviews

Writers Love Quill

★★★★★
"Finally, an AI tool that doesn't make me sound like a robot. It learned my voice in minutes."
Elena Torres
Content Lead, Stripe
★★★★★
"Quill cut my blog writing time in half. The fact-checking alone saves me hours of research."
James Wu
Indie Writer, 50K subscribers
★★★★★
"We switched our entire marketing team from ChatGPT to Quill. The voice consistency is unreal."
Priya Sharma
VP Marketing, Notion
Pricing

Simple, Honest Pricing

No hidden limits. No feature gates. Upgrade when you're ready.

Free
$0 /mo
For occasional writers
  • 10,000 words/month
  • Voice matching (1 profile)
  • Basic fact checking
  • Browser extension
Pro
$19 /mo
For daily writers
  • Unlimited words
  • Voice matching (5 profiles)
  • Advanced fact checking
  • 40+ languages
  • Priority support
Team
$49 /seat/mo
For writing teams
  • Everything in Pro
  • Brand voice library
  • Shared style guides
  • Admin dashboard
  • SSO & SOC 2