TTS for streamers: free AI text to speech that chat actually uses

Last updated November 2026 · 6 min read

Text to speech is one of the few stream features viewers happily pay to use. Here is how it works, what it should cost and what separates TTS that lasts from TTS that gets muted.

What is TTS for streamers?

TTS, or text to speech, reads a viewer's message out loud on your live stream. The viewer triggers it by tipping, redeeming channel points, using Bits, subscribing or gifting, depending on the platform and your settings. The audio plays through a browser source in OBS, so everyone watching hears it.

It works because it gives a viewer something chat cannot: a guaranteed moment where the whole stream, including you, hears exactly what they wrote.

Free TTS for streamers

Most "free" TTS is a single robotic voice attached to tip alerts. That is what StreamElements and Streamlabs include, and it is fine as a starting point.

Free AI TTS is rarer. TTS Mom offers it through a Twitch extension: you add a panel to your channel, viewers pick any of your AI voices, type a message and use Bits to send it. The streamer pays nothing, there is no trial clock and no message cap.

What TTS should cost (and the fees to avoid)

The pattern to avoid is any plan where your most successful streams are the ones that cost extra. With TTS Mom, Pro is a flat $20 per month for channel points, Bits, subs, donations and Kick events, however much chat uses it.

Why basic text to speech gets stale

One voice reading one line is funny for a week. Then the jokes repeat, you tune it out and viewers stop using it. Streamers who keep TTS alive for years give their community creative tools:

• Several voices in one message, so it can be a conversation between characters.
• Sound effects inside the message, so comedic timing belongs to the viewer.
• Filters and backgrounds, so a message can have a setting: a phone call, a cave, a car.

narrator: Welcome back to the stream. (12)
villain.r: You should not have come here.
narrator.fn: Meanwhile, somewhere on the highway...

• name: switches to that voice. One message can use as many voices as the viewer wants.
• (12) plays sound effect number 12 at that exact point in the message.
• .r, .fn and similar suffixes are filters and backgrounds (reverb, pitch, a driving ambience and so on). They stack.

Community voices: the 7TV, BTTV and FFZ model for TTS

Streamers already know how this works from 7TV, BetterTTV and FrankerFaceZ: the community uploads emotes, channels add the ones they like, and the best ones spread. TTS Mom does the same for voices. Anyone can upload an AI voice to the voice gallery, streamers add voices in one click, and your viewers can suggest the ones they want to hear. The catalogue grows every day without the tool's developers being a bottleneck.

The same community idea applies to running it. Your moderators get their own access and can manage voices, sounds, bans and the live queue, so the streamer does not have to.

Features that matter

Keeping TTS under control

• Give every trigger a minimum and raise it as the channel grows.
• Reserve multiple voices, sounds and filters for messages above a threshold.
• Limit how many sounds one message can play.
• Use the queue so messages never overlap, and let mods pause it during serious moments.

Setup in five steps

1. Connect Twitch and/or Kick at tts.mom.
2. Pick voices from the community gallery, or start from the recommended template.
3. Add the overlay link to OBS as a browser source.
4. On Twitch, add the free panel extension.
5. Go live and share your audience page so viewers can see every voice and sound.

Frequently asked questions