Perplexity vs Quillbot

A side-by-side comparison of Perplexity and Quillbot to help you decide which tool is the better fit for your needs in 2026.

FeaturePerplexityQuillbot
Rating4.5/54/5
PricingFree / $20/mo ProFree / $10/mo Premium
CategoryAI SearchAI Writing
Features5 listed5 listed
Perplexity logo

Perplexity

★★★★½ 4.5/5AI Search

AI-powered search engine that provides cited answers. Research and learn faster.

Pricing

Free / $20/mo Pro

Key Features

  • AI search with real-time web citations and source links
  • Focus modes for academic, writing, math, and video search
  • Collections to organize and share research threads
  • File upload and analysis for PDFs and documents
  • Pro Search with advanced reasoning for complex questions

Pros

  • +Every answer includes verifiable source citations
  • +Excellent for deep research and literature review
  • +Clean interface with no ads or SEO spam
  • +Free tier is very capable for everyday research

Cons

  • Pro Search queries are limited even on paid plan
  • Can occasionally hallucinate or misinterpret sources
  • Less useful for simple factual lookups where Google suffices
Quillbot logo

Quillbot

★★★★ 4/5AI Writing

AI paraphrasing and writing tool. Reword content in multiple styles with built-in summarizer and translator.

Pricing

Free / $10/mo Premium

Key Features

  • AI paraphrasing with 7 different rewriting modes
  • Built-in grammar checker and writing suggestions
  • Summarizer for condensing long articles and papers
  • AI-powered translator supporting 45+ languages
  • Citation generator for academic papers in multiple formats

Pros

  • +Excellent paraphrasing quality across multiple tones
  • +Free tier includes core paraphrasing features
  • +Great for non-native English speakers improving fluency
  • +Chrome extension works directly in Google Docs and email

Cons

  • Free version has character limits per paraphrase
  • Less comprehensive writing assistant compared to Grammarly
  • Summarizer and translator features are basic on free plan

The Verdict

Perplexity edges ahead with a 4.5/5 rating compared to Quillbot's 4/5. However, the best choice depends on your specific needs and budget.