Step 1
Download for Windows
Install the free Windows x64 app without creating an account.
Offline TTS for Windows
Turn your Windows PC into a local voice studio.
Create speech, audiobooks, and voice workflows locally on Windows without sending your scripts to a hosted TTS provider.
No account required · 10,000 free characters daily · Pro is $19.99 once per platform
Private Windows voice studio
x64
Windows support
Local
API and MCP
$19.99
Pro once
How it works
A workflow built for this job.
Step 2
Download a model
Choose a lightweight or premium local voice model.
Step 3
Create without metering
Upgrade once for unlimited Pro generation on Windows.
Why OpenVox AI
Purpose-built advantages.
Local Windows generation
Run supported speech models directly on your Windows x64 computer.
Local API and MCP
Connect apps, automations, and compatible AI agents to OpenVox AI.
Simple Pro license
Buy Pro for Windows once and receive the activation key by email.
Private local processing
Your content stays under your control.
Your scripts, voice samples, and generated audio never leave your device for core AI voice processing.
Common questions
How is Windows Pro activated?
Your key is emailed after purchase. In OpenVox, use Upgrade to Pro, then Restore Purchase/Buy Pro.
Is a GPU required?
Some lightweight models can run on CPU. Faster hardware improves generation speed.
Does Windows generation use the cloud?
Core voice generation runs on your PC after the selected model is downloaded.