Aria TTS

At a glance

• Editor score
  3.0 / 10
• Pricing
  Open source
• Best for
  On-device voice cloning experiments
• Paid from
  Free
• Commercial use
  Yes
• Facts checked
  20 Sep 2026

• Where it wins

  • Zero-shot voice cloning without a reference transcript
  • Streaming synthesis with word-level timestamps
  • CPU inference and ONNX-based iOS deployment

• Where it doesn't

  • Generates English speech only
  • Broader availability is still forthcoming
  • Platform coverage is limited to web and iOS

Our verdict on Aria TTS

Aria TTS is an open-source text-to-speech model for generating English speech from text. It is aimed at developers and researchers exploring local voice generation, zero-shot cloning, and on-device deployment rather than buyers seeking a broad hosted voice platform. The project supports reference-audio cloning without a transcript, and its weights are provided under the MIT license. Commercial use is listed as supported, while API access is also included in the published category specifications.

Its standout feature set centers on control and deployment flexibility. Aria TTS can stream generated audio with word-level timestamps, which suits applications that need synchronized text and speech output. Inline paralinguistic tags add expressions such as laughs, sighs, and coughs. The model also supports alignment-gated stopping to limit early termination and repetition. CPU inference allows local operation without a GPU, and ONNX support enables on-device iOS inference. The published specifications list 32 kHz audio output, giving the model a defined output target for applications that need higher-fidelity speech than basic low-bandwidth synthesis.

The main trade-off is scope. The product is presented through a live demo and technical specifications, while broader availability is described as forthcoming. Its verified platform coverage is web and iOS, so teams looking for a wider deployment ecosystem or established integration breadth may need another option. Aria TTS is a strong fit for technically oriented users who value open-source licensing, local inference, voice cloning, and iOS experimentation. It is less suitable for buyers who need a broadly available, multi-platform service with extensive integrations or production-readiness signals beyond the current project presentation.

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Aria TTS pricing

Aria TTS fact sheet

Alternatives to Aria TTS

• ElevenLabsAffordable voice cloning with multilingual generation, dubbing, streaming, and API access.9.4
• Google Cloud Text-to-SpeechA broad, API-only TTS service for developers building voice-enabled products.9.3
• Azure AI SpeechA broad, production-ready TTS platform for teams building voice applications.9.2

See all Aria TTS alternatives →

Featured on iTechGuides

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update