Previewing a flow and testing it in the real app
Last updated: 22 October 2026 · 4 min read
A flow can be checked in two ways before it goes live: the builder's mobile preview and a test in the real app.
Steps
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1
Mobile preview
Press the phone icon in the builder's header. The “Mobile preview” opens on the right: the builder's draft, unsaved changes included, drawn as the messenger draws it. Nothing is saved and nothing is sent. The icon is there only for a mobile app inbox's flows.
- Tap buttons, fill in forms or type: the preview shows the next steps.
- Clicking a step on the canvas starts the preview from it. “Start over” starts the flow again.
- “AZ | EN | RU” switches the messenger's language, “Light | Dark” the theme.
- At the end of a path it says “The flow ends here.”
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2
What the preview does not show
- A “Condition” always takes “Otherwise”: there is no user.
{{…}}stays as written.- “Wait” does not wait.
- The “Ask for a rating” card, Clomni AI's replies and the flow “Start another flow” opens are not shown.
- If it does not load (“The preview could not be loaded.”), reload the page.
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3
Testing in the real app
- In the flow's “…” menu press “Duplicate”. The copy is a draft.
- Give the copy the “Manual” trigger, set it to “Active”, then “Publish”.
- Open the app on a test phone and start a new conversation.
- Open that conversation in the dashboard and send the copy with “Device” › “Send a flow” in the right panel.
- Walk the path in the app. Then pause or delete the copy.
A “When a conversation starts” flow is tested by opening a new conversation, but an active, published flow reaches every user. Test with a copy first.
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4
If a change does not show
- Was “Publish” pressed, and is the status “Active”?
- A conversation already started goes on with the old version: open a new conversation in the app.