SpecialistAll-in-one mobile and web video editor equipped with built-in AI avatar and captioning tools.
SpecialistAll-in-one mobile and web video editor equipped with built-in AI avatar and captioning tools.
HeyGen records 7,000,070 monthly visits with +9.4% month-over-month growth and Freemium pricing. VoiceOS records 93,866 monthly visits with -1.8% growth and Freemium pricing.
Speak once and get it done — VoiceOS turns your voice into actions across every app.
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | app.heygen.com | voiceos.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 7M (7,000,070) | 93.87K (93,866) |
| MoM Traffic Delta | +599.16K (+9.4%) | -1.71K (-1.8%) |
| Primary Market & Share | 🇺🇸 United States (18.5%) | 🇺🇸 United States (46.8%) |
| Direct Visits / mo | 4.1M | 25.33K |
| User Rating | 4.8 | 4.5 |
| Supported Platforms | Website | Website |

Turn scripts into studio-quality AI avatar videos in minutes
Choose from 500+ stock presenters, use photo avatars, or train a custom Video Avatar that looks and sounds like you, then generate narrated videos straight from a script.
Localize one recording into 175+ languages and dialects with editable scripts, brand glossaries, voice switching and proofreading seats for native-language review.
An agentic workflow expands ideas into finished videos, with access to leading generative models for video and image generation on higher plans.
Add quizzes, branching and decision points, embed videos by link, and export SCORM packages so content drops straight into corporate learning systems.
Speak once and get it done — VoiceOS turns your voice into actions across every app.
Say what you want done and VoiceOS performs it in the right app — sending emails, filing tickets, scheduling meetings and finding files.
Speak instead of typing and get clean, professionally formatted text with filler words stripped out and grammar corrected automatically.
Point your cursor at anything on screen to give VoiceOS context, so you can ask questions and issue commands without long explanations.
Audio is never stored on the servers or used to train models, and transcripts are saved locally on your device under your control.
SpecialistAll-in-one mobile and web video editor equipped with built-in AI avatar and captioning tools.
SpecialistAll-in-one mobile and web video editor equipped with built-in AI avatar and captioning tools.

Your personal AI agent from Meta that actually gets things done
SpecialistProvides industry-leading voice cloning and speech synthesis for realistic avatar narration.
SpecialistProvides industry-leading voice cloning and speech synthesis for realistic avatar narration.
SpecialistOffers browser-based video creation with AI avatar and voice generation tools.
SpecialistOffers browser-based video creation with AI avatar and voice generation tools.
Free / Open-sourceA free, open-source personal AI agent that learns your projects and works across every messaging app.
Free / Open-sourceA free, open-source personal AI agent that learns your projects and works across every messaging app.
Provides accessible AI avatar video creation and talking-head templates, featuring a generous free tier but simpler editing tools.
Provides accessible AI avatar video creation and talking-head templates, featuring a generous free tier but simpler editing tools.
Industry-leading AI avatar creator focusing on corporate training and presentations, though with a different template selection and pricing structure.
Industry-leading AI avatar creator focusing on corporate training and presentations, though with a different template selection and pricing structure.

SpecialistSpecializes in interactive conversational video agents with personalized memory, going beyond HeyGen's pre-rendered presenter videos.
SpecialistSpecializes in interactive conversational video agents with personalized memory, going beyond HeyGen's pre-rendered presenter videos.

Free / Open-sourceOpen-source desktop AI workforce that runs browser, file, and app tasks for you
Focuses on real-time conversational digital humans and talking-head videos, offering stronger interactive capabilities than HeyGen's studio builder.
Focuses on real-time conversational digital humans and talking-head videos, offering stronger interactive capabilities than HeyGen's studio builder.

An AI buddy on your computer that sees your screen and walks you through anything
An AI buddy on your computer that sees your screen and walks you through anything
Just speak. Write faster, in any app.