
Offers deeper conversational reasoning and coding agents, but lacks Perplexity's dedicated inline citation-first search layout.
#1Perplexity records 88,310,223 monthly visits with -3.7% month-over-month growth and Freemium pricing. Remail records 2,340 monthly visits with -28% growth and Freemium, Free Trial, Paid pricing.

An AI email assistant and browser sidebar for everything else
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | perplexity.ai | remail.ai |
| Pricing Model | Freemium | Freemium, Free Trial, Paid |
| Monthly Visits | 88.31M (88,310,223) | 2.34K (2,340) |
| MoM Traffic Delta |
| -3.39M (-3.7%) |
| -910 (-28%) |
| Primary Market & Share | 🇺🇸 United States (25.5%) | 🇺🇸 United States (90.4%) |
|---|
| Direct Visits / mo | 63.32M | 909 |
|---|
| User Rating | 4.7 | 4.3 |
|---|
| Supported Platforms | Website | Website |
|---|
Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
Executes multi-step iterative web and document research across hundreds of sources, cross-checking facts and generating structured, citation-backed analytical reports that can be exported as PDFs or shared as interactive Perplexity Pages.
Lets Pro and Max subscribers switch dynamically between Perplexity's in-house Sonar models and top external models (including Claude 4, o3-pro, and Gemini) or compare multi-model reasoning outputs side by side.
Provides dedicated project workspaces where users upload local PDFs, spreadsheets, and text files, configure custom assistant instructions, and run queries that combine private document retrieval with live internet search.
Extends Perplexity from passive Q&A into agentic execution, turning high-level user requests into completed workflows, multi-tab browser actions, and automated data synthesis via the Comet ecosystem.

An AI email assistant and browser sidebar for everything else
Draft and reply to emails in Gmail far faster, in any language, using your own knowledge base so replies sound like you.
Open every Remail feature from a sidebar on any page, or select text to explain, translate, or summarize it instantly.
Chat with leading models in one place and compare answers from ChatGPT, Claude, Gemini, and more side by side.
Chat with YouTube videos, PDFs, and web pages to pull out summaries, highlights, timestamps, and notes.

Offers deeper conversational reasoning and coding agents, but lacks Perplexity's dedicated inline citation-first search layout.
#1
Leverages Google's vast search index for real-time answers, but offers a standard chat interface rather than deep research feeds.
#2Provides exceptional analytical depth and writing quality, but does not focus purely on web-sourced search summaries.

Integrates real-time social data search for breaking news, but leans more toward casual chat than structured research.

Delivers agentic multi-source research and page generation, but can feel more cluttered than Perplexity's clean answer engine.

SpecialistOffers a comprehensive free index of academic literature, but lacks conversational chat synthesis for general web queries.


SpecialistFocuses exclusively on peer-reviewed scientific papers for evidence-based answers, unlike Perplexity's broad general web search.


Combines privacy-focused web search with AI summarization, though it requires a paid subscription for full access.

All-in-one AI assistant across web, browser, desktop and mobile

Your AI agent for the browser: chat, automate and create from one sidebar
One-click AI assistant for browsing, writing and research
SpecialistAnalyzes scholarly article citations to verify scientific claims, making it superior for academic literature reviews.
Offers deeper conversational reasoning and coding agents, but lacks Perplexity's dedicated inline citation-first search layout.
Leverages Google's vast search index for real-time answers, but offers a standard chat interface rather than deep research feeds.
Provides exceptional analytical depth and writing quality, but does not focus purely on web-sourced search summaries.
Integrates real-time social data search for breaking news, but leans more toward casual chat than structured research.
Delivers agentic multi-source research and page generation, but can feel more cluttered than Perplexity's clean answer engine.
SpecialistOffers a comprehensive free index of academic literature, but lacks conversational chat synthesis for general web queries.
SpecialistFocuses exclusively on peer-reviewed scientific papers for evidence-based answers, unlike Perplexity's broad general web search.
Combines privacy-focused web search with AI summarization, though it requires a paid subscription for full access.
All-in-one AI assistant across web, browser, desktop and mobile
Your AI agent for the browser: chat, automate and create from one sidebar
One-click AI assistant for browsing, writing and research
SpecialistAnalyzes scholarly article citations to verify scientific claims, making it superior for academic literature reviews.