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Heuristica
✓ verifiedFreemium
An AI-powered learning platform that turns sources into concept maps, flashcards, quizzes and summaries with multi-model chat.
89K visits/mo12K saves
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elium.com
✓ verifiedPaid
Enterprise AI knowledge-management platform for building a governed, searchable company knowledge hub teams actually use.
26K visits/mo
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Sune AI
✓ verifiedFreemium
Collaborative AI workspace combining docs, sheets and integrations with AI agents, aimed at teams wanting a 'second brain'.
1.7K visits/mo
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YOU-TLDR 2.0
✓ verifiedFreemium
Condenses YouTube videos into summaries, transcripts, and an interactive chatbot, with a browser extension and 125+ language support.
97K visits/mo12K saves
Pricing
Basic: Free (up to 3 saved concept maps)
Professional: $7.99/mo (unlimited maps, multi-model AI, all features)
Team: 15€/user/mo billed yearly
Corporate: 20€/user/mo billed yearly
Free trial available
Starter: $9.95/mo (5,000 credits/mo, unlimited workspaces)
Pro: $19/month (20 transcripts and 20 summaries per day)
Core features
- ✦Concept map builder
- ✦Flashcards with spaced repetition
- ✦AI quiz and summary generation
- ✦Import from PDFs, YouTube, websites, PubMed and arXiv
- ✦Multi-model AI chat (GPT, Claude, Gemini, Qwen)
- ✦Cross-format conversion and sharing
- ✦AI-powered search and answers
- ✦Content approval and expiration workflows
- ✦Multi-language sharing with AI translation
- ✦Templates and rich content creation
- ✦Microsoft, Slack, Google Drive integrations
- ✦ISO 27001 security, EU hosting, GDPR
- ✦Real-time collaborative docs, sheets, kanban boards, and calendars
- ✦Integrations with Notion, Salesforce, Slack, Google, GitHub, and more
- ✦AI agents that perform background research and content tasks
- ✦Natural-language automation builder with a visual node editor
- ✦Cross-document AI analysis to surface latent connections
- ✦Centralized file storage and workspace sharing
- ✦One-click video summarization and highlight extraction
- ✦Transcript download and search across videos
- ✦Chrome extension embedded directly inside YouTube
- ✦Translation and transcription in 125+ languages
- ✦Interactive chatbot for asking questions about a video
- ✦Converts videos into blog posts, LinkedIn articles, or Twitter threads
- ✦Multi-video comparison and podcast summarization
Use cases
- →Visualizing and studying complex topics
- →Turning research sources into study materials
- →Literature review and dissertation prep
- →Central company knowledge base
- →Customer support and IT service desk
- →Onboarding and knowledge retention
- →Market watch and user insights
- →Building a shared knowledge base for a team's projects
- →Automating multistep workflows like report generation or email drafting
- →Using AI agents to handle background research or data analysis tasks
- →Replacing scattered documents and spreadsheets with one collaborative hub
- →Researchers skimming long videos for key points
- →Students turning lecture videos into study notes
- →Content creators repurposing YouTube videos into written posts
- →Non-native speakers wanting translated transcripts
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