Updated March 2026 · Independent Analysis
QuillBotvsWritesonic
QuillBot starts at $13/mo, 35% cheaper than Writesonic's $20/mo. Writesonic is rated higher at 4.7/5 vs QuillBot's 4.6/5.
QuillBotvs Writesonic
★ 4.6/5-0.1 vs Writesonic
Only in QuillBot
- ✦ Grammar checker
- ✦ Plagiarism checker
- ✦ Citation generator
✓ Free planFrom $13/mo(cheaper)35M+ users · est. 2017
Try QuillBot Free →
Writesonicvs QuillBot
★ 4.7/5+0.1 vs QuillBot
Only in Writesonic
- ✦ AI article writer
- ✦ SEO optimizer
- ✦ Chatsonic
✓ Free planFrom $20/mo(pricier)1M+ users · est. 2020
Try Writesonic Free →Ratings Breakdown
QuillBot
4.6/5 avg
G2 Score4.6/5
Capterra Score4.7/5
G2 Rating4.6/5
Writesonic
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
Quick Stats
Free Plan
QuillBotYes ✓
WritesonicYes ✓
Feature Comparison
QuillBot uniquely offers Grammar checker, Plagiarism checker, Citation generator. Writesonic uniquely offers AI article writer, SEO optimizer, Chatsonic. Both share 2 features including Paraphrasing tool, Summarizer.
Feature
QuillBot
Writesonic
Paraphrasing tool
✓
✓
Summarizer
✓
✓
Grammar checker
✓
✗
Plagiarism checker
✓
✗
Citation generator
✓
✗
Co-writer
✓
✗
Translator
✓
✗
Word flipper modes
✓
✗
MS Word add-in
✓
✗
Chrome extension
✓
✗
Flow mode
✓
✗
Compare modes
✓
✗
AI article writer
✗
✓
SEO optimizer
✗
✓
Chatsonic
✗
✓
AI image generation
✗
✓
Landing page builder
✗
✓
Ad copy generator
✗
✓
Product description
✗
✓
Email writer
✗
✓
Browser extension
✗
✓
Shopify integration
✗
✓
Total Features
12
12
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose QuillBot if you need:
- ✓ Grammar checker
- ✓ Plagiarism checker
- ✓ Citation generator
- ✓ Co-writer
- ✓ Translator
Choose Writesonic if you need:
- ✓ AI article writer
- ✓ SEO optimizer
- ✓ Chatsonic
- ✓ AI image generation
- ✓ Landing page builder
Pricing Comparison
QuillBot starts at $13/mo, 35% cheaper than Writesonic's $20/mo.
QuillBot Plans
Free tier available
Free
Free- • 125 words/paraphrase
- • 3 modes
- • Grammar checker
PremiumBest Value
$13/mo- • Unlimited length
- • All 8 modes
- • Plagiarism checker
Writesonic Plans
Free tier available
Free
Free- • 10K words/mo
- • Chatsonic
- • 25+ features
IndividualBest Value
$20/mo- • Unlimited words
- • SEO optimizer
- • All templates
Teams
$30/mo- • 3 seats
- • Brand voice
- • Collaboration tools
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