00 / Live demoMotion makes cause visible.

Build causal stories that move.

Draw a flow. Press play. See what happens.

Checkout, in motionAn example order: Checkout sends a request to Orders. Orders transfers a batch to Inventory, then hands off a confirmation to Receipt. The same three event animations are available in the editor.Checkout, in motion (mobile)An example order: Checkout sends a request to Orders. Orders transfers a batch to Inventory, then hands off a confirmation to Receipt. The same three event animations are available in the editor.

Request. Reserve. Confirm.

01 / What you can make

Real templates, playing live.

From your first message to a complete system. Pick a level, then explore how each story unfolds.

Send and receive

Recognize the sender, connection, and receiver.

Send and receive. First steps. Message delivered.

See one message leave its sender and arrive at its receiver.

Open in the editor

Five of the 42 templates inside the editor — and every story exports to one HTML file you can hand over.

SIMPLE PLANS ↓

02 / FREE TODAY, PRO TOGETHER

The full editor, free. Help shape what comes next.

Start building with Free today. Share what would make a future Pro plan useful in your work.

Free

AVAILABLE NOW

$0

No subscription. No card required.

Everything you need to build, play, and share a story.

  • Full editor, every template, projects saved on your device
  • Interactive HTML, GIF, supported MP4, and editable project export
  • 3 AI actions every month
Start free in the editor

Pro

PLANNED

$5/ month

Planned price. Pro is not available yet.

A future home for diagrams you publish and share.

  • Publish and update
  • Reviews and versions
  • Community
  • Backup and your brand
Explore Pro ideas

YOUR WORK, YOUR INPUT

Help shape SignalMoth Pro

Better ways to publish, review, and share interactive diagrams. Tell us what would make Pro useful in your work.

These are ideas we are exploring, not available features. Your feedback will help shape what we build. No release date is set.

  • Publish and update

    Share a playable diagram with one link. Update it without sending a new file.

  • Reviews and versions

    Keep feedback at the right step, see what changed, and return to earlier versions.

  • Community

    Publish diagrams for others to explore and reuse, with upvotes and thanks. Viewing and reuse would be open to everyone.

  • Backup and your brand

    Recover your projects across devices and present hosted diagrams with your own branding.

Share your feedbackNo account or email required

What would make Pro worth paying for in your work?

A recent example helps. Please leave out private project details. Required, up to 4,000 characters.

Which ideas interest you? (optional)

Choose up to 2. Other ideas are welcome in your message.

Leave an email if we may reply or ask more about your feedback.

Feedback is private and is not linked to your account. It expires after 24 months; contact admin@signalmoth.com to request removal or stop updates. Privacy details.

Three kinds of causal stories converge into one new storySystem, process, and causal routes merge into a single line that carries the chosen story to a new diagram.SYSTEM / PROCESS / CAUSALNEW STORY