Fish Voice vs FastH3 Omni
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Fish Voice compared with FastH3 Omni
| Detail | 
Fish Voice | 
FastH3 Omni |
|---|
| What it does | AI voice generator for text to speech, voice cloning, and voice design
| AI video generation with synced audio from reference images and text prompts
|
|---|
| Stage | Not given
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | Not given
| Not given
|
|---|
| Pricing model | Freemium
| Paid
|
|---|
| Pricing | Not given
| Not given
|
|---|
| Key features | - 300+ public voices across 6 language groups
- Editable text-to-speech with preview before rendering
- Permission-based voice cloning from authorized recordings
- Prompt-driven voice design to create synthetic speakers
- Generation history and reusable voice models
- Support for English, Chinese, Japanese, Korean, Spanish, and Portuguese
- Maximum 1,000 characters per conversion
- 24/7 browser-based access without studio booking
- Downloadable audio in multiple formats
- Revision workflow keeping scripts editable during production
| - Up to 9 reference images per generation
- Up to 3 audio references per generation
- 5 fixed video lengths from 5.875 to 14.375 seconds
- 4 aspect ratios (16:9, 1:1, 9:16, 4:3)
- 24 fps frame rate
- Real-time rendering for first 3 reference images
- First and last frame control
- MP4 output saved for 7 days
- Text prompt with reference naming
- Automatic credit refund for failed generations
|
|---|
| What makes it different | - Permission-based voice cloning with consent verification built into the workflow
- Edit and revise text within the same workflow without new recording sessions
- Account-based browser workspace combining discovery, generation, and export
- Independent service separate from Fish Audio
- Human-in-the-loop review for accuracy and suitability
| - Synced audio and video in a single generation pass
- 8-step distilled model for fast generation in browser
- No installation or GPU required
|
|---|
| Free plan | Not given
| Not given
|
|---|
| Open source | Not given
| Not given
|
|---|
| Platforms | Not given
| Not given
|
|---|
| Public API | Not given
| Not given
|
|---|
| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 14 ▼ −1 (down) since last check | 4 ▲ +4 (up) since last check |
|---|
| Trust Flow (Majestic) | 21 | 0 |
|---|
| Citation Flow (Majestic) | 29 | 0 |
|---|
| Referring domains (Majestic) | 51 | 0 |
|---|
4 details filled in for both companies.
More alternatives to Fish Voice More alternatives to FastH3 Omni