The Social
Presentation and Study Platform

Present any slides — attendees follow along in their browser, no install needed. Study together with AI explanations, live annotations, and real-time group chat.

Download Desktop App Try Web Viewer →
Free & Open Source No Account Required No Install for Attendees
SeenSlide viewer SeenSlide AI assistant SeenSlide annotations SeenSlide collaboration SeenSlide study groups
✨ AI-Powered

Your Personal Study Assistant

Select any region on a slide. Get instant explanations, translations, and follow-up answers from AI.

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Follow-Up Questions

Ask follow-up questions about anything AI explained. "Can you give me an example?" or "How is this different from...?" AI remembers the context and gives relevant answers.

Conversational Context Memory
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Instant Translation

Select any region — AI auto-detects the source language and translates it to English. Perfect for international conferences or studying materials not in English.

Auto-detects Language Region or Full Slide
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Smart Summaries

Get a quick summary of the entire slide. AI extracts key points and explains the main concepts in simple terms. Great for review.

Auto-Summary Key Points
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Progressive Understanding

AI builds context as you go through slides. It understands the talk's topic and gives increasingly relevant explanations based on what you've already seen.

Contextual Learns As You Go
Features

Everything You Need to Study Together

From live slide capture to real-time collaboration — one platform does it all.

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Private Study Groups

Create groups with unique join codes. Invite classmates and colleagues. Collaborate with annotations and chat scoped to your group.

Join Codes Private Groups
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Collaborative Annotations

Draw on slides together in real-time. Highlight key points, circle important areas, add freehand notes with pen or highlighter. Everyone in your group sees annotations instantly. Supports stylus and touch for natural drawing.

Real-time Sync Stylus Support Multiple Colors Pen & Highlighter
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Slide-Linked Chat

Discuss slides as you view them. Messages are linked to specific slides so you never lose context. Ask questions, share insights.

Context Preserved Instant
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Voice Recording & Slide-Synced Playback

Record the presenter's voice during a live session. Audio is streamed in near-real-time chunks to the cloud, synced with slide transitions via timestamp markers. Viewers can play back the entire lecture with slides auto-advancing at the original pace — like watching a recorded lecture, but lightweight and instant. Seekable progress bar, volume control, and speed adjustment included.

Live Audio Streaming Slide-Synced Playback Seek & Scrub WebM/Opus
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Live Slide Capture

Presenter runs SeenSlide Desktop — it automatically captures every slide change from any software: PowerPoint, Keynote, Google Slides, PDF viewers, or anything displaying slides. Attendees join via a shared link on any device. No app install needed. Navigate freely — go back to previous slides at any time while the presenter moves forward.

Auto-Detect Changes Any Presentation Software Instant Sync Navigate Freely
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Offline-First, Privacy-Focused

Slides are cached locally. Review them anytime — even without internet. Your data stays on your device. No tracking, no ads. Open source means you can verify exactly what the software does. LAN mode available for schools with limited internet.

Offline Access Local Storage No Tracking Open Source LAN Mode
How It Works

Up and Running in Minutes

No complex setup. Start capturing and collaborating right away.

1

Capture

Presenter runs SeenSlide Desktop. It captures every slide change automatically.

2

Share

Share the session link. Attendees view slides instantly on any device.

3

Collaborate

Create a study group. Invite others with a simple join code.

4

Learn

Annotate together, chat, ask AI. Learn as a team.

Who It's For

Built for Learners & Professionals

From classrooms to conferences — SeenSlide adapts to your needs.

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Students

Form study groups. Annotate key points together. Ask AI about confusing concepts.

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Researchers

Capture conference talks. Collaborate with colleagues. Translate foreign presentations.

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Educators

Create interactive lectures. Let students annotate and discuss in real-time.

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Business

Share meeting presentations. Annotate proposals together. Train distributed teams.

Start Learning Together

Download SeenSlide for desktop or mobile to capture and share slides.

Also available: AppImage (any Linux) · .rpm (Fedora/RHEL)