Inworld TTS On-Demand Free Tier
Free text-to-speech tier for prototyping: up to 70 minutes of TTS and 100 custom voices.
Deals on AI speech-to-text, text-to-speech, and voice cloning tools.
Free text-to-speech tier for prototyping: up to 70 minutes of TTS and 100 custom voices.
Free voice-agent platform: 1,000 agent session minutes, 5 concurrent sessions, $2.50 inference credits, no card.
Free plan with 10,000 characters of text-to-speech (~10 minutes) and 5 minutes of empathic voice per month.
20,000 free credits/month for text-to-speech and speech-to-text.
90 minutes of AI transcription per month, free.
Free AI speech-to-text dictation in any app across 100+ languages on Mac, Windows, iOS, and Android, no credit card required.
120 minutes/month of AI transcription plus 10 AI summaries/month, no credit card required.
45 AI transcription and caption minutes per month, free, for a single user.
Free text-to-speech with 10 robotic-sounding voices and playback up to 1.5x speed.
10,000 credits/month for text-to-speech, speech-to-text, sound effects, voice design, and more — no cost, no commercial rights.
$10 in free credits for real-time voice AI models and agents.
$10 in free credits for building voice-agent phone calls, with 20 free concurrent calls.
One-time €50 credit for speech-to-text — roughly 80+ hours of pre-recorded or 60+ hours of real-time transcription.
$100 free credits for speech-to-text and TTS APIs, no credit card required.
$50 in free credits on signup for AssemblyAI's speech-to-text and audio intelligence API, no credit card required.
$200 in free credit for Deepgram's speech-to-text, text-to-speech, and Voice Agent APIs — no credit card required.