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Infinithink AI Voice

AI text to speech and transcription

Turn scripts into natural-sounding voiceovers and recordings into text, in the same AI workspace you use for writing and chat. Every voice is synthetic, and we say so.

AI text to speech for voiceovers

Paste a script, or write one with the AI content generator, choose a voice and generate the audio. Listen, adjust the text where the rhythm feels off, and generate again. Then download the file and drop it into your video editor, podcast tool or e-learning platform.

Choose from the synthetic voices available in your workspace, with English and Italian among the supported languages. Use the AI voice over for product videos, tutorials, ads and social clips.

How to write a script that sounds natural

  • Write for the ear. Short sentences, one idea each.
  • Use punctuation for pacing. A comma is a short pause, a period a longer one.
  • Spell out what a voice might misread, such as “twenty-eight liters” instead of “28L”, or a brand name written the way it sounds.
  • Listen to the first take before you generate the rest, and fix any words the voice trips over.

Speech to text with AI transcription

Upload the recording of a meeting, a call, an interview or a video, and get the transcript as text. Speech to text AI works in English, Italian and many other languages.

Only record and transcribe a conversation after telling everyone taking part, and treat the transcript as personal data.

Then take the transcript to the all-in-one AI assistant and ask for a summary, the decisions taken, the action items or a draft of the follow-up email.

Two inputs to try

A short script for a voiceover, and the request to send in AI Chat once you have a transcript.

Script for a product voiceover

Prompt

Meet the Trailhead 28L. Light enough for the trail, smart enough for the commute. Rain cover in the bottom pocket, laptop sleeve in the back. One pack for your whole week.

Summary request for a call transcript

Prompt

Summarize in three bullet points with the decisions and who does what.

Practical uses

  • Video voiceovers Narration for product demos, how-to videos and social clips, and a new take every time the script changes.
  • Podcasts and audio articles An intro, a short promo or an audio version of a blog post.
  • Accessibility An audio version of your written content for people who prefer to listen.
  • Meeting notes Record, transcribe, summarize, send the follow-up.
  • Interviews and research Turn client interviews into text you can search and quote. More in AI tools for freelancers and consultants.

Synthetic voices and transparency

The voices in Infinithink are ready-made synthetic voices from our providers' libraries. We don't offer voice cloning. If you publish audio that listeners could mistake for a real person speaking, tell them it was generated with AI. The EU AI Act (Article 50) sets transparency duties for AI-generated audio, and our AI Transparency Notice explains what that means in practice. Never use a synthetic voice to impersonate someone.

Limits by plan

Voiceovers and transcription are included from the Starter plan at €39 a month and use the credits of your plan. The Free plan doesn't include them. See the pricing page for what each plan includes.

Pay yearly and get 2 months free.

FAQ

What is AI text to speech?

Technology that reads written text aloud with a synthetic voice. In Infinithink you paste or write a script, pick a voice and download the audio.

Can I clone my own voice?

No. Infinithink offers synthetic voices only.

Which languages are supported?

English and Italian for both voiceovers and transcription, plus many other languages. The voice list in the app shows which languages each voice handles.

Can I use the voiceovers in commercial videos?

Yes, within our Terms and Acceptable Use Policy. Tell your audience the voice is synthetic wherever they could be misled.

The voice mispronounces my brand name. What can I do?

Write the name the way it sounds, add a hyphen between syllables or try another voice. Generate a short test line before the full script.

Is AI text to speech free?

Not on the Free plan. Voiceovers and transcription start with Starter at €39 a month. The Free plan lets you try writing, chat and images first.

Give your next video a voice.

Voiceovers and transcription from the Starter plan, in the workspace you already use for writing.