Perplexity AI
AI-powered answer engine for real-time, cited information and advanced research.
VS
Spark Mail
Smart. Focused. Email.
Detailed comparison
Criteria
Perplexity AI
Spark Mail
Pricing
Freemium
Freemium
Plans & pricing
Free Plan: Free, Perplexity Pro: $16.67/mo, Education Pro: $10/mo, Perplexity Max: $166.67/mo, Perplexity Enterprise Pro: $33.33/mo, Perplexity Enterprise Max: $270.83/mo, API Pricing: Custom
Free: Free, Plus: $10/mo, Spark +AI: $20/mo, Enterprise: Custom
Free trial
No
No
Audience
b2c
b2c
Platforms
Web
Desktop, Ios, Android
API
No
No
Open Source
Proprietary
Proprietary
Categories
Specialized Technologies, information technology & services, Search engine
Communication, information technology & services, Email management
Popularity
Very High
Very High
Description
Perplexity AI is a research-oriented answer engine that integrates large language models with live web search, transparent citations, document analysi...
Spark helps you take your inbox under control. It allows you to instantly see what’s important and quickly clean up the rest.
Pricing
Perplexity AI
Freemium
Spark Mail
Freemium
Plans & pricing
Perplexity AI
Free Plan: Free, Perplexity Pro: $16.67/mo, Education Pro: $10/mo, Perplexity Max: $166.67/mo, Perplexity Enterprise Pro: $33.33/mo, Perplexity Enterprise Max: $270.83/mo, API Pricing: Custom
Spark Mail
Free: Free, Plus: $10/mo, Spark +AI: $20/mo, Enterprise: Custom
Free trial
Perplexity AI
No
Spark Mail
No
Audience
Perplexity AI
b2c
Spark Mail
b2c
Platforms
Perplexity AI
Web
Spark Mail
Desktop, Ios, Android
API
Perplexity AI
No
Spark Mail
No
Open Source
Perplexity AI
Proprietary
Spark Mail
Proprietary
Categories
Perplexity AI
Specialized Technologies, information technology & services, Search engine
Spark Mail
Communication, information technology & services, Email management
Popularity
Perplexity AI
Very High
Spark Mail
Very High
Description
Perplexity AI
Perplexity AI is a research-oriented answer engine that integrates large language models with live web search, transparent citations, document analysi...
Spark Mail
Spark helps you take your inbox under control. It allows you to instantly see what’s important and quickly clean up the rest.
Features
Perplexity AI
Real-time answers with cited sources
Perplexity Computer for autonomous, multi-model AI workflows
Access to advanced AI models (GPT-5.1, Claude Opus 4.5, o3-pro, etc.)
File upload and analysis (PDFs, spreadsheets, reports)
Comet AI-native browser for integrated web assistance
Focus Modes for targeted searches (Web, Academic, Social, Health, Finance)
Spark Mail
Smart Inbox
AI Assistant
Gatekeeper
Priority Email
Home Screen
Calendar & Meeting Notes
Key differentiators
Perplexity AI
- Real-time answers with cited sources
- Agentic AI workflows (Perplexity Computer)
- Document analysis & specialized focus modes
Spark Mail
- AI Assistant & Smart Inbox
- Prioritize important emails
- Inbox control & decluttering
Other comparisons
FAQ: Perplexity AI vs Spark Mail
Perplexity AI: AI-powered answer engine for real-time, cited information and advanced research.. Spark Mail: Smart. Focused. Email.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Perplexity AI is freemium and Spark Mail is freemium.
The best choice between Perplexity AI and Spark Mail depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Both are primarily designed for individuals. The choice depends on which specific features you need.
Perplexity AI offers: Real-time answers with cited sources, Perplexity Computer for autonomous, multi-model AI workflows, Access to advanced AI models (GPT-5.1, Claude Opus 4.5, o3-pro, etc.), File upload and analysis (PDFs, spreadsheets, reports). Spark Mail offers: Smart Inbox, AI Assistant, Gatekeeper, Priority Email.
Based on our data, Perplexity AI currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.