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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

Inbox Zero logo
Inbox Zero
✓ verifiedFree trial

Open-source AI email assistant that auto-labels mail, drafts replies in your voice and helps clear your inbox from web or Slack.

68K visits/mo1.6K saves
83K visits/mo
Gist AI logo
Gist AI
✓ verifiedFree

Free Chrome extension, powered by ChatGPT, that summarizes web pages, YouTube videos and PDFs in one click.

4.2K visits/mo
9.7K visits/mo
FGenEds logo
FGenEds
✓ verifiedFreemium

Turns lecture-slide PDFs into concise cheat sheets; for students who want quick study aids for general-education classes.

1.7K visits/mo8.7K saves
Pricing
Starter: $18/user/mo
Plus: $28/user/mo
Professional: $42/user/mo

Free trial available

No public pricing

No public pricing

No public pricing

No public pricing

Core features
  • Automatic email labeling and categorization
  • Pre-drafted replies in your voice
  • Bulk unsubscribe and archive
  • Auto-files attachments to Drive/OneDrive
  • Works from web, Slack and Telegram
  • Open-source and self-hostable, SOC 2 Type 2
  • Automated AWS cost optimization
  • Commitment management (Reserved Instances & Savings Plans)
  • Cost allocation and chargebacks
  • Kubernetes cost management
  • Resource rightsizing and scheduling
  • Idle resource optimization
  • Real-time cost visibility
  • One-click summaries for web pages, YouTube and PDFs
  • Powered by ChatGPT
  • 'Read More' deep-dive into sources
  • Jump to relevant YouTube segments
  • Summarize local and online PDFs
  • No length restriction
  • pdf chat
  • pdf summarizer
  • PDF lecture-slide upload
  • AI-generated cheat sheets
  • Example output preview
  • Free cheat sheets to start
Use cases
  • Reaching inbox zero quickly
  • Drafting replies faster
  • Cleaning up subscriptions
  • Managing email without switching apps
  • Reducing AWS costs for startups and enterprises
  • Optimizing EKS and ASG scalability and discounts
  • Maximizing Savings Plans and mitigating commitment risk
  • Automating time-consuming cost optimization tasks
  • Allocating AWS, Kubernetes, GenAI & SaaS costs
  • Quickly grasping long articles
  • Skimming YouTube videos for key points
  • Summarizing PDFs for study or work
  • Talk with your books in a new way! PDF Summarizer lets you have back-and-forth chats with your books, making reading more fun and lively.
  • Make research easier with PDF Summarizer. Work together better and share what you know by simply chatting with scientific papers.
  • No more boring number work! Chat with your financial reports using PDF Summarizer and get quick answers just when you need them.
  • Not sure how to set up your device? Chat with the user manual through PDF Summarizer for quick, helpful guidance to get you started right away.
  • Stop struggling with hard-to-read legal terms! With PDF Summarizer, you can easily understand and talk about legal documents.
  • Make training more fun! PDF Summarizer turns training materials into chat partners, so learning feels as simple as talking with someone who knows the answers.
  • Condensing gen-ed lecture slides for studying
  • Making quick cheat sheets before exams
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