Sound Alerts alternative: how Chat2Speech compares
Updated November 12, 2026 · 5 min read
Sound Alerts is a popular Twitch extension for sound alerts: viewers trigger sounds and TTS with Bits and Channel Points. It's a handy way to monetize reactions, but it only works when a viewer pays.
If you're after a Sound Alerts alternative that reads your whole chat in character voices and also earns the streamer separate income, here's how Chat2Speech compares, point by point. Sound Alerts details come from its site and help center as of November 2026, compared against Chat2Speech's current features.
In short
Sound Alerts is about paid sounds and TTS on events: Bits, Channel Points, subs. Chat2Speech is about reading regular chat messages in character voices, with filters, mod commands and viewer voice subscriptions, half of which go to the streamer.
They're different approaches. Sound Alerts works well on channels where viewers spend Bits regularly. Chat2Speech involves everyone who types, even with three people watching.
How TTS works in Sound Alerts
According to Sound Alerts, its TTS works with alert types such as Bits, Channel Points and subs: a voice reads the viewer's message attached to the alert. Streamers and mods can turn on filters and manual approval so each message is reviewed before it plays on stream.
Basic TTS is free, but AI voices are Premium only. AI TTS through the extension needs at least 30 Bits, and Channel Points AI TTS has monthly limits. Some Channel Points features require Affiliate or Partner status.
What Sound Alerts costs
Premium is $6.99 a month, with a discounted yearly option. Premium raises button limits, up to 50 Channel Points alert buttons instead of 10 and 50 extension buttons instead of 30, and adds AI voices. Without Premium you only get the default TTS voices.
How Chat2Speech works
You sign in with Twitch, copy one link and add it to OBS as a Browser source. No bot needed. Chat messages play about a second after they're sent, in 250+ voices of characters, narrators and meme heroes, and premium voices can laugh and whisper.
You pick the scheme: everyone speaks, voice by command, roulette, Channel Points or Chat2Speech subscribers only. Filters skip links and bot commands, cap message length and decide who can speak.
Side by side
The key differences between Sound Alerts and Chat2Speech in one list.
What gets read: Sound Alerts reads messages on Bits, Channel Points and sub alerts; Chat2Speech reads your whole chat or the scheme you pick.
AI voices: Sound Alerts needs Premium at $6.99 a month; Chat2Speech has 250+ voices, including characters, on the free plan.
Emotions: Chat2Speech premium voices laugh and whisper.
Price: Sound Alerts is free at the base, Premium $6.99; Chat2Speech is 7 free minutes a day, plans at $5, $10 and $20 a month.
Moderation: Sound Alerts has filters and manual approval; Chat2Speech has filters, !tts skip, !tts clear and !tts mute @name, and a remote in the OBS dock.
Earnings: Sound Alerts shares Bits and Coins revenue; Chat2Speech gives you half of every viewer voice subscription, no Affiliate needed.
Platforms: Sound Alerts is Twitch; Chat2Speech works with Twitch, Kick and YouTube.
Why whole-chat TTS is more engaging
When only paid messages speak, most viewers stay spectators. On a small channel Bits are rare, so TTS sits silent most of the stream. When everyone who types is heard, everyone has a reason to type: hearing themselves in a character's voice.
That feeds straight into growth. An active chat keeps new viewers, raises your average and brings Affiliate closer. And on a channel with a lively chat, viewers are more willing to pay to stand out.
Earnings: Bits or voice subscriptions
Bits through extensions are good income, but you need Affiliate or Partner to receive them, and Twitch payouts start at $50. Before that, an extension can't earn you anything.
In Chat2Speech viewers buy a voice subscription on your channel: $9.99, $19.99, $49.99 and up. Half of every purchase goes to you, from your first stream and without Affiliate. A subscriber speaks in a premium voice with emotions for 30 days and is heard even after your daily limit.
Can you use both?
Yes. Sound Alerts is a Twitch extension and alerts; Chat2Speech is a separate OBS source. Keep Bits sound alerts in Sound Alerts and add whole-chat TTS through Chat2Speech. Just watch the volume so two TTS sources aren't loud at once.
A 30-Bit message versus a 30-day voice
In Sound Alerts an AI TTS message starts at 30 Bits, so each one is a small, separate purchase, and only after the viewer has bought Bits from Twitch. Ten such messages are 300 Bits, about $3 before the extension's share, and next stream it starts from zero.
A Chat2Speech voice subscription is one purchase for a month: from $9.99 the viewer speaks in a premium voice with emotions for 30 days and is heard after the daily limit. Half of it goes to you, and each renewal brings half again, so a regular chatter becomes regular income.
Which one to choose
If your channel already gets lots of Bits and you want sound memes in an extension panel, Sound Alerts fits. If you want a lively chat from your first stream, character voices with no upgrade and separate income without Affiliate, choose Chat2Speech.
You can try it free: 7 minutes of TTS a day, about 100 messages, no card. Setup is one link in OBS.
Questions
Is there a free Sound Alerts alternative?
Yes. Chat2Speech reads 7 minutes of messages a day in character voices for free, with no bot and no Affiliate status.
Do I need Sound Alerts Premium for AI voices?
Yes, according to Sound Alerts, AI voices are part of Premium at $6.99 a month. The free version has default voices.
Can I use Sound Alerts and Chat2Speech together?
Yes. Alerts stay in Sound Alerts, and chat TTS goes into OBS as a separate Chat2Speech source.
How can I earn from TTS without Affiliate?
With Chat2Speech voice subscriptions: a viewer buys one on your channel, and half of each goes to you from your first stream.