Fish Audio vs iSpeech
Fish Audio
fish.audioiSpeech
ispeech.orgSide by side
| Figure | Fish Audio | iSpeech |
|---|---|---|
| Price from | $11/mo | $0.25/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | Yes |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 5 | 15 |
| Spec score · Text-to-Speech Software | 9.0 (#11) | 9.2 (#6) |
| Spec score · Text-to-speech tools | 9.1 (#13) | 9.2 (#11) |
| API access | Yes | API access requires an API key, with mobile development, mobile production, and web/general production key types. |
| Commercial use | The pricing page says free plan users may use generated content only for personal, non-commercial projects, while premium subscribers may commercially use verified voices they own. | Yes |
| Company | The site identifies Hanabi AI Inc. as the company behind Fish Audio. | iSpeech describes itself as a privately held company headquartered in Newark, New Jersey, with an office in San Francisco, California. |
| Free plan | Yes | Yes |
| Headquarters | Dover, Delaware, United States | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. |
| Languages | Fish Audio states that TTS automatically supports eight languages with native accents. | The homepage says the Speech API supports text-to-speech and speech recognition in more than 30 languages. |
| Product | Fish Audio provides text-to-speech, voice cloning, speech-to-text, voice agents, and other audio tools. | iSpeech provides text-to-speech and automated speech recognition services through APIs, SDKs, and online tools. |
| Security | Fish Audio says its SOC 2 Type II audit is underway and that enterprise contracts can enable Zero Data Retention; it also describes HIPAA-aligned configurations and BAAs for qualifying healthcare workloads. | The privacy policy says iSpeech uses commercially reasonable physical, managerial, and technical safeguards, while stating it cannot warrant the security of transmitted information. |
| Paid from | 15 | 2.95 |
| Support | Enterprise support includes 24/7 production support, a technical account manager, and a stated 99% uptime SLA. | The developer pricing page lists priority technical support with purchases; the API guide directs support requests to [email protected]. |
| Voice controls | Its TTS page describes emotion and expression controls, real-time generation, multilingual support, and controls for speed, volume, and model parameters. | TTS requests support selectable voices, audio formats, bitrates, frequencies, playback speed, pitch, padding and bit depth. |
Plans
Fish Audio
- Free TierFree
- Plus$11 a month
- Pro$75 a month
- Max$749 a month
- EnterprisePriced on request
iSpeech
- Plus$2.95 a month
- Premium$3.95 a month
- Pay Per Use$50 a month
- Pay Per Install$0.25 a month
- BasicFree
- HackerFree
- Plus$2.95 a month
- Premium$3.95 a month
- Junior$29 a month
- Pay-per-use 2,000 credits$50, paid once
In their own words
Fish Audio
Fish Audio provides text-to-speech, voice cloning, speech-to-text, voice agents, and other audio tools. Its text-to-speech controls cover emotion and expression, real-time generation, multilingual output, speed, volume, and model parameters. Fish Audio says TTS supports eight languages with native accents and its platform hosts more than 2,000,000 voices. Developers can use the API for speech generation, voice cloning, and transcription through REST, WebSocket streaming, and official Python and TypeScript SDKs. The listed platforms include web, Linux, macOS, Windows, API access, and self-hosting. Use cases named by the company include video voiceovers, audiobook narration, character voices, and conversational chatbots. The Free Tier costs nothing and allows 8,000 monthly credits, up to 7 minutes of generation, and personal, non-commercial use. Plus costs $11 a month, billed $132 billed annually; paid plans are listed from $15/mo. Commercial use is listed as available. Enterprise deployments include VPC, on-premises, air-gapped, and sovereign cloud options. Fish Audio says default data stays in the United States and self-hosted deployments run inside customer infrastructure. Unused monthly minutes do not roll over.
iSpeech
iSpeech provides text-to-speech and automated speech recognition through APIs, SDKs, and online tools. Its speech API can synthesize audio with multiple voices, formats, bitrates, frequencies, and playback speeds, and supports MathML and SSML. The API can also transcribe submitted audio across multiple languages and recognition models; iSpeech says custom models can be created. The homepage lists support for more than 30 languages. Audio downloads are available in AIFF, MP3, OGG, WMA, FLAC, WAV, A-law, μ-law, VOX, and MP4 formats. Listed access includes Android, iOS, Linux, macOS, web, Windows, API, and extension. The Basic plan is free for personal use, and commercial use is listed as available. Plus costs $2.95 a month, billed monthly, and includes 30-minute recordings, approximately 4,167 words. Premium costs $3.95 a month, billed monthly, with 12-hour recordings, approximately 100,000 words. Pay Per Use costs $50 a month for dynamic TTS usage only and includes 2,000 credits. Pay Per Install costs $0.25 a month and has a 10,000-install minimum.