What it does
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On top of your game, out of the way
The overlay stays above everything and clicks pass straight through. Unlock it to move or resize it, then drag the edges.
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Properties for “Chatto Chat”
ThemeWashi▾
Width420
Height600
Connected to Chatto
Pick it as a source in OBS
Add a “Chatto Chat” source, with no URL to paste, and give each source its own theme. While Chatto is closed, it shows a waiting screen.
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Border color
Tune every part
Padding, corners, borders, image frames and role styles, with the result right in front of you. Write CSS if you like, and export a theme to share it.
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mochi subscribed for 3 months
Alerts only you see
Raids and subs pop up as cards in a corner of your desktop, and you get a nudge when someone writes after chat has gone quiet. None of it shows on stream.
Seven built-in themes,
all of them adjustable
Pick one to stick on and change it if it isn’t quite right. The desktop and OBS can use different ones.
See all themesChatto theme stickers
Before you go live
- 1. Download and install
To use Chatto in OBS, check “Install the OBS plugin” in the installer.
- 2. Connect your channel
Sign in to your streaming platform on the Accounts page and chat appears in the preview.
- 3. Choose where it shows
Turn on the desktop overlay, or add a “Chatto Chat” source in OBS.
Asked a lot
No. Chatto is free, open source software under the GPL-3.0. All of its source code is on GitHub.
No. Clicks pass straight through it. You can only drag it after clicking Adjust on the Outputs page.
Not yet. Chatto runs on Windows 10 and later.