Google Cloud Text-to-Speech vs Speechless
Google Cloud Text-to-Speech
cloud.google.com
Speechless
speechless.gamesSide by side
| Figure | Google Cloud Text-to-Speech | Speechless |
|---|---|---|
| Price from | $4/mo | €2.42/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | — |
| Plans published | 14 | 4 |
| Spec score · Game Voice Generators | 8.8 (#9) | 8.2 (#20) |
| Authentication | Client libraries support Application Default Credentials for programmatic authentication. | Two-factor authorization can be activated with the custom plan. |
| Company headquarters | Google's official history identifies the Googleplex in Mountain View, California as its headquarters. | LinkedIn lists Speechless headquarters in Stockholm and company size of 2–10 employees. |
| Integrations | GetApp lists integrations including Cloud Vision API, YouTube, Unity and Studio. | The site describes syncing or exporting audio through Google Drive and Wwise. |
| Purpose | The API converts text into natural-sounding speech and can accept text or SSML input to produce audio data. | Speechless is a voice production and script management platform made for game developers. |
| Security | Google Cloud states that data is encrypted in transit and at rest with audited access to encryption keys. | Speechless says browser-to-server traffic uses TLS, its database uses AES256 encryption, and hosting is on Google Cloud Platform. |
| What it does | Cloud Text-to-Speech converts text or SSML input into natural human speech audio. | Speechless is a cloud voice-production and script-management platform for game developers. |
Plans
Google Cloud Text-to-Speech
- Standard voices$4 a month
- WaveNet voices$4 a month
- Neural2 voices$16 a month
- Polyglot voices$16 a month
- Chirp 3: HD voices$30 a month
- Studio voices$160 a month
- Instant custom voice$60 a month
- Gemini 2.5 Flash TTS and Gemini 2.5 Flash-Lite Preview TTSPrice not published
- Gemini 3.1 Flash TTSPrice not published
- Gemini 2.5 Flash TTS / Gemini 2.5 Flash-Lite Preview TTSPrice not published
In their own words
Google Cloud Text-to-Speech
Google Cloud Text-to-Speech is an API that converts text or SSML into audio data for applications. It offers more than 380 voices across more than 75 languages and variants, with REST or gRPC integration and output formats including MP3, LINEAR16, OGG_OPUS, MULAW, and ALAW. Gemini-TTS supports single- or multispeaker speech guided by natural-language prompts for style, accent, pace, tone, and emotional expression. Chirp 3 instant custom voice can create a personalized voice model from as little as 10 seconds of audio and is available in more than 30 locales. Streaming synthesis supports real-time conversations, while long-audio synthesis accepts up to 1 million bytes of input. Speech controls include pitch, speaking rate, and volume gain. Billing counts input characters, including spaces, newlines, and SSML tags except the mark tag, and billing must be enabled. Standard and WaveNet voices cost US$4 per 1 million characters, with 0 to 4 million characters free. Other voice models have different rates and free-use limits. New customers can receive $300 in Google Cloud credits.
Speechless
Speechless has no write-up on Specifiction yet; its figures are above.