GlowCast
Translate your podcast into every language it deserves
Upload a podcast episode, script, or recording you already have — GlowCast translates it into natural, human-sounding speech across 96 locales, tone and pacing intact. Most jobs finish in minutes.
No credit card required · ~6 minutes of audio on the free trial
What GlowCast does
Audio that sounds recorded — not generated.
96 Locales
Full global language and dialect coverage — every major spoken language included out of the box.
Natural Voice Quality
Voices sound natural and human, not robotic. Listeners won't know it wasn't recorded by a person.
Minutes, Not Days
Most jobs finish in minutes — no studio booking, no waiting on a production queue.
Background Audio Preserved
Music beds, sound effects, and ambient audio are kept intact — only the spoken voice changes.
Transcript Included
Receive a written transcript in every target language — ready for captions, subtitles, or documentation.
Chapter Awareness
Long-form audio stays organized — chapters and sections line up across every language you deliver.
Agent Friendly
Built for AI agents too — leading frontier AI agents can connect directly to your account and put GlowCast to work translating on your behalf.
Hundreds of natural voices
High-quality, human-sounding voices across every language you need — ready the moment you are.
Standard Voices
Ready Out of the BoxHigh-quality, natural voices available immediately — no setup required. Choose from hundreds of voices across 96 locales.
- Hundreds of voices across 96 locales
- Human-like naturalness — not text-to-robot
- Multiple voice styles per language (casual, formal, newscast)
- Ready the moment you are — no technical setup
Where GlowCast is used
Any audio content that needs to reach a global audience — without booking a recording studio in every country.
Translate and re-voice podcast content for international audiences without re-recording.
Course narration voiced in every language learners need, from a single script.
Onboarding, compliance, and safety briefings delivered in the native language of every team.
App walkthroughs, feature announcements, and how-to audio localized for every market.
Executive messages and company updates voiced in all regional languages simultaneously.
Natural-sounding voice for phone systems, virtual assistants, and interactive audio apps.
Upload audio or text. Choose languages. Receive files.
GlowCast accepts text scripts, MP3, WAV, and most audio formats — most jobs finish in minutes. High-volume libraries and enterprise SLAs are also available.
Hear it for yourself
Try it free with 300 credits — no card required. Upload a script or recording and hear your first translated, fully voiced sample in minutes.