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TTS Monster

Text-To-SpeechFree

TTS.Monster: AI speech alerts for Twitch and YouTube

Listing updated Sep 12, 2026

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What is TTS Monster?

TTS.Monster adds AI text-to-speech alerts to Twitch and YouTube livestreams. Its streamer workflow connects StreamElements, StreamLabs or Ko-fi, then supplies an overlay URL to add to OBS. The service runs in the browser and processes speech in the cloud, with a library of more than 100 voices and sound bites. A useful setup check goes beyond hearing one sample. Connect the supported alert account, configure the settings and add the generated browser source to the intended scene. Test the audio routing and your existing alerts together: TTS.Monster says a speech alert may not synchronize exactly with a separate alert overlay. Moderators can use the skip, mute and pause controls in the StreamElements or StreamLabs recent-events list to manage the queue. The homepage describes the streamer service as free and says TTS.Monster does not take a share of donation revenue. That statement does not remove payment or platform fees, and a speech alert does not guarantee more donations. The separate Developer API is presented as early access; its public entry page does not establish a free quota, price or rate limit. Check those details before building an application around it. Compare Tangia if you also want custom-voice interactions, sound bites and broader audience participation features. For either service, test moderation, alert timing and the controls needed to keep the live output appropriate for your audience.

TTS Monster's Top Features

Key capabilities that make TTS Monster stand out.

AI speech alerts for Twitch and YouTube livestreams

StreamElements, StreamLabs and Ko-fi connections

Generated overlay URL for OBS

More than 100 advertised AI voices and sound bites

Browser-based service with cloud processing

Skip, mute and pause through supported recent-event controls

Free streamer offer described on the homepage

Separate early-access Developer API

Use Cases

Who benefits most from this tool.

Twitch Streamers

Add speech alerts to Twitch streams through supported alert integrations and an OBS browser source.

YouTube Streamers

Add donation-triggered speech to YouTube streams using a supported alert connection.

Developers

Evaluate the separate early-access API after confirming its current features, prices and limits.

Streamers using StreamElements

Connect StreamElements alerts and test its recent-event skip, mute and pause controls with the overlay.

Streamers using StreamLabs

Connect StreamLabs alerts and test speech timing and queue controls before going live.

Content Creators on Ko-fi

Use the listed Ko-fi connection to configure speech alerts for the streaming workflow.

Moderators

Manage the TTS queue through supported skip, mute and pause controls.

Livestream Support Teams

Configure the browser overlay, audio routing and alert timing for a streamer’s scenes.

Content Creators Seeking Monetization

Evaluate audience-supported speech alerts, accounting for applicable platform fees and uncertain donation income.

Tech-Savvy Streamers

Test custom alert settings and evaluate the separate API only after checking its current access and usage rules.

Explore Top AI Use Cases

Tags

text to speechlivestreamingTwitchYouTubeOBSstream alertsmoderation

TTS Monster's Pricing

Free plan available
Free

The streamer homepage describes free access. Developer API pricing and limits are separate and are not established by that free streamer offer.

Streamer alerts

Free

Homepage streamer offer

  • TTS.Monster says it takes no share of donation revenue; payment and platform terms still apply.

Developer API

Check current pricing and access

Separate early-access API

  • Confirm available features, quotas and rate limits before integration.

Watch-outs

  • Do not interpret the streamer offer as a free or unlimited API.
  • Alert timing may differ from a separate existing overlay.
  • Donation income depends on the audience and setup; no increase is guaranteed.

Basic

Free

Free streamer service

  • Supported streamer alert integrations
  • OBS browser overlay
  • AI voices and sound bites
Get started

Top TTS Monster Alternatives

  • Thumbnail image for Tangia

    Tangia

    Tangia: custom TTS and interactive tools for livestreams

User Reviews

Share your thoughts

If you've used this product, share your thoughts with other builders

Recent reviews

Frequently Asked Questions

How do I set up TTS.Monster?
Create or use an account, connect StreamElements, StreamLabs or Ko-fi, configure the settings, and add the generated overlay URL as an OBS browser source. Test the audio and alerts before a live broadcast.
Does TTS.Monster work with Twitch and YouTube?
Yes. The official FAQ describes donation-triggered speech for Twitch and YouTube through StreamElements or StreamLabs. Ko-fi is also listed as a supported account connection.
Is TTS.Monster free?
The homepage describes the streamer service as free and says it takes no share of donation revenue. Other payment or platform fees may still apply, and the separate API should not be assumed free.
Can moderators stop a TTS alert?
The official FAQ says skip, mute and pause controls in the StreamElements or StreamLabs recent-events list work with the TTS overlay.
Will speech always match the timing of my existing alert overlay?
No. TTS.Monster says speech starts when a donation occurs and may not synchronize exactly with a separate existing alert overlay. Test the combination you use.
Does TTS.Monster offer an API?
A separate Developer API is presented as early access. Confirm current access, pricing, quotas and rate limits before relying on it in an application.
What is a relevant TTS.Monster alternative?
Tangia is a relevant comparison for livestream speech, custom-voice interactions and broader audience participation tools. Compare the alert integrations, moderation controls and costs for your setup.

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