Your story.
Every thread
in view.
Understory connects the details in your story and asks thoughtful questions, helping you see what needs another look.
The AI reviews. You write.
Every word stays yours.
An unopened letter
Clara turned the envelope over. Someone had left it on the kitchen table before dawn.
Who left the letter?
“Someone had left it on the kitchen table before dawn.”
Choose an answer, or add your own.
See the connections.
Decide what comes next.
Follow a thread. See where it leads.
Explore story arcs and characters together. Switch between the order on the page and the order events happen.
Every thread on one timeline
Choose a thread to follow it through your story.
Try the timeline with our fictional story, The Last Letter. Dates that are unclear stay unplaced.
A clear place to write. Your story close at hand.
Move between chapters and scenes. Keep notes to yourself, and review feedback in the margin.
An unopened letter
This preview uses sample text. In Understory, you write and edit your own story. Notes to self stay private and are excluded from exports by default.
Questions grounded in what you wrote.
Understory points to the passage and asks. Choose an answer or explain in your own words. You stay in control.
An unopened letter
Clara turned the envelope over. Someone had left it on the kitchen table before dawn.
There was no stamp, no address, and no name. Only the date of a promise she thought everyone had forgotten.
Start the review to see a question about this passage.
Ready when you are.
The review begins when you ask for it. Your words stay unchanged.
Your answer stays yours.
In Understory, settled answers inform the next review. Your story text stays unchanged.
A fictional, browser-only demonstration. Nothing you enter here is sent or saved.
See the source.
Each question points back to the relevant passage.
Explain your intent.
For an unresolved thread, “That is deliberate” lets Understory watch for its payoff.
Keep your voice.
Understory never writes or changes a word of your story.
Support for the story.
Respect for the writer.
You decide when to review.
Understory reviews changed scenes when you ask. It never changes the words you’ve written.
The details come with evidence.
Story facts link to the words behind them. When something is unclear, Understory asks.
Your work can leave whole.
Export to Word, Markdown, or plain text. Bring in a co-author or invite reviewers to leave notes in the margin.
A little more clarity.
A lot more room to write.
One writing seat covers one writer on one story. The story’s owner pays for all writing seats, including their own.
$10 / month
Per writing seat
- Up to 10 free reviewers per project
- Word, Markdown, and plain-text exports
- Your writing remains your own
Subscriptions are not yet available. These are the planned introductory rates.