Popular Email Clients

G
Gmail
Web-based / Mobile
Web Android iOS

Pros

  • 15GB free storage
  • Excellent spam filtering
  • Google Workspace integration
  • Smart features & AI
  • Reliable and fast

Cons

  • Privacy concerns
  • Ad-supported free version
  • Limited customization
  • Data mining
Overall Rating:
★★★★☆
O
Microsoft Outlook
Desktop / Web / Mobile
Windows macOS Web Mobile

Pros

  • Office 365 integration
  • Advanced calendar features
  • Professional appearance
  • Offline capabilities
  • Enterprise features

Cons

  • Resource-heavy desktop app
  • Subscription cost
  • Complex interface
  • Windows-centric
Overall Rating:
★★★★☆
Y!
Yahoo Mail
Web-based / Mobile
Web Android iOS

Pros

  • 1TB free storage
  • Clean interface
  • Good mobile apps
  • Multiple account support

Cons

  • Security breaches history
  • Limited features
  • Ads in free version
  • Declining popularity
Overall Rating:
★★★☆☆
📧
Apple Mail
Desktop / Mobile
macOS iOS iPadOS

Pros

  • Seamless Apple integration
  • Privacy-focused
  • Clean, intuitive design
  • iCloud synchronization

Cons

  • Apple ecosystem only
  • Limited customization
  • Basic features
  • No web version
Overall Rating:
★★★☆☆
🦅
Mozilla Thunderbird
Desktop
Windows macOS Linux

Pros

  • Open-source and free
  • Highly customizable
  • Privacy-focused
  • Add-ons support
  • Cross-platform

Cons

  • Outdated interface
  • No mobile app
  • Steep learning curve
  • Resource intensive
Overall Rating:
★★★★☆
🔒
ProtonMail
Web-based / Mobile
Web Android iOS

Pros

  • End-to-end encryption
  • Swiss privacy laws
  • No ads
  • Open-source
  • Anonymous signup

Cons

  • Limited free storage
  • Expensive premium plans
  • Basic features
  • Slower than competitors
Overall Rating:
★★★★☆
Z
Zoho Mail
Web-based / Mobile
Web Android iOS Desktop

Pros

  • Business-focused
  • Ad-free experience
  • Good privacy
  • Custom domain support
  • Affordable pricing

Cons

  • Limited brand recognition
  • Smaller user base
  • Basic free plan
  • Learning curve
Overall Rating:
★★★☆☆
⚡
Spark Mail
Mobile / Desktop
iOS Android macOS

Pros

  • Smart email prioritization
  • Beautiful design
  • Team collaboration
  • Smart notifications

Cons

  • Limited platform support
  • Privacy concerns
  • Subscription required
  • No Windows support
Overall Rating:
★★★☆☆

Quick Comparison Table

Email Client Free Storage Platform Support Privacy Rating Best For
Gmail 15 GB Web, Mobile Medium General users, Google ecosystem
Outlook 15 GB Desktop, Web, Mobile Medium Business, Office users
Yahoo Mail 1 TB Web, Mobile Low High storage needs
Apple Mail 5 GB (iCloud) Apple only High Apple ecosystem users
Thunderbird N/A (Local) Desktop only High Power users, customization
ProtonMail 500 MB Web, Mobile Very High Privacy-conscious users
Zoho Mail 5 GB Web, Mobile, Desktop High Small businesses
Spark Mail N/A (Client only) iOS, Android, macOS Medium Mobile-first users