tonvio

What is tonvio

tonio is an AI-powered text-to-speech platform that converts written text into natural-sounding speech. It offers over 14,000 realistic voices, supports voice cloning, multilingual translation with voiceover, and can handle up to 200,000 characters per job (plan-dependent). The service is designed for creating audiobooks, podcasts, video voiceovers, and e-learning content.

How to use tonvio

1. Paste your text – Enter up to 100,000 characters (or more depending on plan) into the text field.
2. Pick a voice – Browse the catalog of 14,000+ voices, filter by gender, age, or genre, and listen to live previews.
3. Generate – Click to generate the audio. The system assembles the MP3 file automatically.
4. Download – Get your ready-to-use MP3 file. Your first voiceover is free.

Features of tonvio

• 14,000+ realistic voices – Male and female, all ages and characters, with live previews and filters.
• Multi-voice character narration – Assign different voices to different characters in dialogues (coming soon).
• Voice cloning – Clone a voice from a short sample.
• Text translation with voiceover – Translate text into 1–3 languages and generate voiceover.
• Batch generation – Process multiple texts as one group.
• Up to 200,000 characters per job – Plan-dependent limit.
• Audiobook-length support – Long texts with steady tone, no manual stitching.
• MP3 download – Ready audio files.
• Job queue and generation history – Manage multiple projects in your dashboard.

Use Cases of tonvio

• Audiobooks – Chapters and whole books in a steady narrator tone.
• Podcasts – Intros, ads, and full episodes.
• Video & ads – AI voiceover for YouTube videos and promos.
• Courses & e-learning – Lectures and lessons with natural voice.

Pricing

tonio offers both subscription and pay-as-you-go options:

• Free trial – First voiceover is free; new accounts get a one-time 10,000-character welcome bonus.
• Credit packs (pay as you go) – Starting at $1.50 for 100,000 characters. Credits never expire.
• Unlimited subscription – $45/month for 4 parallel streams, unlimited characters.
• Unlimited ×2 subscription – $80/month for 8 parallel streams (double speed).

Subscriptions cover unlimited characters and all voices; credit packs cover regular voiceover only. Character dubbing and translation require an active subscription.

FAQ

What does “unlimited characters” mean? No monthly volume quota – you can generate as much as you like. Fair use applies: 3 active slots and a queue of up to 50 jobs. A single job takes up to 100,000 characters.

How is Unlimited ×2 different from the regular plan? Speed. Unlimited runs 4 parallel streams, Unlimited ×2 runs 8 – long texts finish roughly twice as fast. Volume and voice catalog are identical.

What are credits? Pay-as-you-go packs of characters (100k to 15M) that never expire. Only spent on actual generation.

What do credit packs unlock? Regular voiceover only. Character dubbing and translation are subscription features. The welcome bonus works for everything.

Is there anything to try for free? Yes – every new account gets a one-time 10,000-character welcome bonus usable on any feature.

Can I pay with crypto? Yes – both subscriptions and credit packs can be paid by card or in crypto (BTC, USDT, ETH, etc.). Crypto subscriptions renew manually.