We plan to bring eChai across 100 cities in India. The next eChai Startup Demo Day is on 29 August in Bengaluru and Pune. The next after that is on 26 September, all in person. 11 cities confirmed, 385 founders registered. Any city that reaches 20 interested founders is on too. See your city

Startup Videos

The launch videos, explainers, founder stories, pitches, ads, and keynotes founders study before making their own. Browse by what a video is for, then narrow to your industry.

  1. Atlas Has Left the Lab! In-Person Demo of Boston Dynamics Humanoid

    First public demo at CES 2026 showing full autonomy

  2. Atlas robot shows off full autonomy in latest Boston Dynamics demo

    Humanoid operates without human supervision or teleoperation

  3. What is GitHub?

    BUCK casts comedian Phil Wang as a wry guide and builds the rubber duck debugging motif into the clearest explanation of what GitHub does.

    Explainer by BUCK
  4. 1Password: No More Sticky Notes

    Opens on the universal pain of sticky note passwords, then resolves it with one clean demo.

    Explainer by Sandwich Video
  5. Calendly. Easy Ahead.

    Builds a brisk rhythm around finding a meeting time, with a two word pun that lands the value instantly.

    Explainer by Sandwich Video
  6. A Guided Tour of Apple Vision Pro

    Teaches an all new interaction model, eyes and pinch, at real scale with calm narration, the definitive template for explaining novel hardware.

  7. Apple Watch Series 4: A Guided Tour

    The gold standard tutorial format: calm voiceover, on device UI shot at real scale, one feature per beat, teaching and selling with zero waste.

  8. Discover the Technology Inside the Dyson Supersonic

    Cutaway animation of airflow and the motor makes invisible engineering the hero, justifying a premium price by showing the physics rivals hide.

  9. Retool, 4 Minute Demo

    Builds a working internal tool live end to end from a database, proving build speed as the value prop in one continuous take.

  10. Girls Don't Poop

    A poised woman on a toilet in a ballgown explains the product mechanism in crude terms; the class versus content mismatch carries every line.

    Explainer by Harmon Brothers
  11. How to Use a Raw Egg to Determine if Your Mattress is Awful

    Turns an abstract pressure distribution claim into a watchable pass or fail by dropping a glass sheet onto raw eggs across three beds.

    Explainer by Harmon Brothers
  12. This Unicorn Changed the Way I Poop

    Solves a gross to demonstrate problem with a rainbow soft serve unicorn as a visual metaphor, so a deadpan narrator can explain colon posture cleanly.

    Explainer by Harmon Brothers
  13. Meet Act II of Arc Browser

    Founder led vision plus product footage, scripted like a short film with a clear first person point of view.

    Explainer by The Browser Company
  14. Meet Ramp

    Carried entirely by animated real UI screen capture synced to a tight VO, so the product motion is the argument.

  15. Crazy Egg Explainer Video

    The conversion famous animated walkthrough of heatmaps, credited with a large lift in paid signups.

    Explainer by Demo Duck
  16. Dropbox in Plain English

    Paper cutout style explains cloud sync with a shared folder metaphor anyone grasps in two minutes.

    Explainer by Common Craft
  17. Headspace: How It Works

    Warm Nexus animation voiced by the founder makes an abstract habit, meditation, feel concrete and approachable.

    Explainer by Nexus Studios
  18. So Yeah, We Tried Slack...

    A fake customer mockumentary that sells the team workflow, not the feature list.

    Explainer by Sandwich Video
  19. The Original Dropbox Demo (MVP screencast)

    A screencast MVP that validated demand before the product shipped, stuffed with Hacker News Easter eggs.

    Explainer by Drew Houston (in-house)
  20. Twitter in Plain English

    Answered why would anyone tweet with an everyday friends staying in touch story in paper cutouts.

    Explainer by Common Craft
  21. Welcome to CRED, ft. Jim Sarbh (The Explainer)

    Uses actor Jim Sarbh in a deadpan sketch to explain rewards for paying card bills, an anti explainer explainer.

    Explainer by Supari Studios

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Questions, answered

What startup videos should founders watch?

Founders on the eChai network recommend videos across launches, explainers, founder stories, pitches, ads, and keynotes. The library ranks them by how many founders recommend each.

Where can I find great startup launch and explainer videos?

The eChai /videos library is a curated, founder-recommended shelf of the best startup videos, browseable by purpose, industry, and region.

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