Recall vs Synthesia

Tagline

A personal AI knowledge base to save, summarize, organize, and chat with your articles, videos, podcasts, and notes.

Create studio-quality AI avatar videos

Category

Pricing

Rating

Platforms

API

Open source

Description

Recall is a personal AI knowledge base that saves, summarizes, organizes, connects, and lets you chat with your articles, YouTube videos, podcasts, PDFs, and notes. It automatically links content together to build a visual knowledge graph and uses active recall and spaced repetition quizzes to enhance long-term retention. Users can query their knowledge with their choice of frontier AI models including ChatGPT, Claude, and Gemini.

Synthesia generates videos with realistic AI avatars in 140+ languages without cameras.

Key features

• Save articles, YouTube videos, podcasts, and PDFs
• Automatic AI summaries of saved content
• Personal AI chat with saved knowledge, the open web, or both
• Interactive visual knowledge graph linking notes and content
• Listen Mode text-to-speech with custom voices
• Augmented Browsing to surface real-time connections
• Spaced repetition and active recall quizzes
• Bulk import up to 1,000 bookmarks or 10,000 Markdown notes
• API and MCP access to integrate custom AI models
• Bulk AI actions for up to 100 items simultaneously

• Shot lists
• Camera notes
• PDF export

Pros

• Offers a free-forever tier with no credit card required.
• Supports integration with leading AI models including ChatGPT, Claude, and Gemini.
• Features active recall and spaced repetition quizzes optimized for long-term retention.
• Provides a 30-day refund policy for unsatisfied customers.
• Ensures user privacy by not training AI models on saved user content.
• Provides a 20% student discount via support email.
• Allows users to downgrade to the free tier without losing their saved content.
• Available across multiple platforms, including iOS, Android, web, and major browser extensions.

• 230+ AI avatars
• 140+ languages
• Custom avatars available
• No cameras or studios needed
• Enterprise SSO and SOC 2
• Templates library
• API access
• Team collaboration

Cons

• Free tier is limited to only 10 AI summaries per month.
• Paid subscriptions are subject to a Fair Use Policy that can pause or adjust accounts for excessive usage.
• The product is designed for personal lifelong learning rather than team project management.
• No native desktop applications for macOS, Windows, or Linux are listed.
• Bulk AI actions (summarizing, tagging, and connecting) are limited to 100 pieces of content at once.
• No compliance certifications such as SOC2, ISO, or HIPAA are mentioned in the provided text.

• Avatars can feel uncanny
• No free tier
• Subscription is expensive
• Requires script preparation
• Lip-sync varies by language
• Not for live video
• Custom avatars are costly
• Default look is very corporate

Pricing plans

• FreeUSD0
  • • Save unlimited content to read or watch later: articles, videos, and PDFs
  • • Write unlimited notes with blocks, tables, and to-do lists
  • • Link your notes together to build your own visual knowledge graph
  • • API and MCP access
• PlusUSD10/month
  • • Personal AI chat with your knowledge, the internet, or both
  • • Listen Mode: text-to-speech playback with custom voices
  • • Automatic knowledge graph
  • • Quiz and spaced repetition
• MaxUSD38/month
  • • Bulk import up to 1,000 bookmarks or 10,000 Markdown notes
  • • Choose your AI model: ChatGPT, Claude, Gemini, and other frontier models
  • • Bulk AI actions: summarize, tag, and connect up to 100 pieces of content at once
  • • 1:1 onboarding from the founding team

• BasicUSD0/month
  • • try for free
  • • Quickly start creating AI videos
  • • Create videos in 160+ languages
  • • No credit card required
• StarterUSD29/month
  • • Create AI videos with your own Personal Avatar
  • • What you get in Basic +
  • • Custom on-brand Avatars
  • • Try for FREE
• StarterUSD18/month
  • • Create AI videos with your own Personal Avatar
  • • What you get in Basic +
  • • Custom on-brand Avatars
  • • Try for FREE
• CreatorUSD89/month
  • • Produce AI videos regularly with your team
  • • What you get in Starter +
  • • 5 Personal Avatars
  • • For teams
• CreatorUSD64/month
  • • Produce AI videos regularly with your team
  • • What you get in Starter +
  • • 5 Personal Avatars
  • • For teams
• Enterprise—
  • • What you get in Creator +
  • • Unlimited Personal Avatars
  • • Live team collaboration
  • • Dedicated Customer Success team

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