Design realistic Slack mockups
Fake Slack Conversation Generator
Mock up a Slack conversation for product demos, onboarding docs and presentations. Set names, avatars colours, threads and reactions, then export inside a device frame — free to build, no sign-up.
Open workflowFrom source to finished image
Write the messages
Add each participant's messages with names and timestamps.
Match the Slack look
Channel header, message grouping and reactions mirror the real app.
Frame and export
Present it in a laptop or phone frame and export the finished image.
Workspace-accurate styling
Message layout, timestamps and reactions match real Slack.
Perfect for integration demos
Show what your bot or app posts without a demo workspace.
Safe to publish
No real names, no real messages — nothing to redact.
What you can do with it
Slack screenshots show up constantly in SaaS marketing, integration docs and internal training — but real workspaces are full of names and messages you can't publish. This generator stages the exact exchange you need: channel or DM style, sender names, timestamps and reactions, in Slack's precise light theme. Product teams use it to demo integrations (“here's what our bot posts”), founders use it for landing-page social proof scenes, and educators use it for communication-skills material. Preview is live as you type, and the finished conversation exports inside a photoreal device or as a clean standalone image.
Frequently asked questions
- Can I show a bot or app posting?
- Yes — name a sender after your bot and stage its exact message, the standard way to document Slack integrations.
- Does it do threads and reactions?
- Reactions yes; conversations render with Slack's real message grouping so exchanges read naturally.
- Is it free?
- Composing and previewing is free without an account. Exporting Slack screens is part of Pro.