Altered Studio vs Gemini Text-to-Speech
Altered Studio
altered.aiGemini Text-to-Speech
ai.google.devSide by side
| Figure | Altered Studio | Gemini Text-to-Speech |
|---|---|---|
| Price from | $30/mo | $0.25/mo |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 6 | 14 |
| Spec score · Text-to-Speech Software | 9.5 (#1) | 8.6 (#39) |
| Spec score · Text-to-speech tools | 9.3 (#6) | 8.8 (#23) |
| API access | The FAQ says API access is offered to Enterprise customers for integrating Studio into other systems. | Yes |
| Free plan | Yes | Yes |
| Integrations | The online Voice Editor can work with audio files in Google Drive, and RealTime Pro routes audio through a virtual microphone to apps including Discord, Zoom, Microsoft Teams, and Google Meet. | The guide documents Python and JavaScript/TypeScript SDKs, Go, and REST API usage. |
| Voice library | The service lists up to 20 professional voices and more than 800 common voices. | Developers can select prebuilt voices, browse an Extended Voice Library, or use designed and replicated voice IDs. |
| What it does | Altered Studio combines speech-to-speech voice morphing, text-to-speech, cloning, transcription, translation, dubbing and audio editing in one platform. | The Gemini API converts text into single-speaker or multi-speaker audio. |
Plans
Altered Studio
- FreeFree
- Creator$30 a month
- Professional$90 a month
- Creator$360 a year
- Professional$1,080 a year
- EnterprisePriced on request
Gemini Text-to-Speech
- Gemini 3.1 Flash TTS Preview Standard$1 a month
- Gemini 3.1 Flash TTS Preview Batch$0.50 a month
- Gemini 2.5 Flash Preview TTS Standard$0.50 a month
- Gemini 2.5 Flash Preview TTS Batch$0.25 a month
- Gemini 2.5 Pro Preview TTS Standard$1 a month
- Gemini 2.5 Pro Preview TTS Batch$0.50 a month
- Gemini 3.8 Flash-Lite TTS — BatchFree
- Gemini 3.8 Flash-Lite TTS — FlexFree
- Gemini 3.8 Flash-Lite TTS — PriorityFree
- Gemini 3.8 Flash-Lite TTS — StandardFree
In their own words
Altered Studio
Altered Studio combines voice transformation and audio production tools for creating professional voice content. Its Speech-to-Speech and Performance-to-Performance morphing changes a voice while retaining the speaker’s performance. Other tools include text-to-speech, voice cloning, AI voice cleaning, denoising, audio editing, DSP effects and batch processing. Studio supports transcription and translation in 75+ languages, and text-to-speech voice-over in 70+ languages. A Rapid Voice Clone can be made from 4–8 seconds of audio; custom voice models are available by contacting Altered. The online Voice Editor can work with Google Drive audio, while RealTime Pro routes audio through a virtual microphone to apps including Discord, Zoom, Microsoft Teams and Google Meet. The free plan includes 3 minutes per month of voice morphing and 10,000 AI tokens. Creator costs $30 a month billed annually; Professional costs $90 a month billed annually. Desktop use requires a Windows PC with an 8GB+ Nvidia GPU, and mobile devices are not currently supported.
Gemini Text-to-Speech
Gemini Text-to-Speech has no write-up on Specifiction yet; its figures are above.