Smallest.ai Alternatives

Smallest.ai is a superb AI tool in the Voice field.However, there are many other excellent options in the market. To help you find the solution that best fits your needs, we have carefully selected over 30 alternatives for you. Among these choices, TTSFree,Sonic tts and NeuTTS Air are the most commonly considered alternatives by users.

When choosing an Smallest.ai alternative, please pay special attention to their pricing, user experience, features, and support services. Each software has its unique strengths, so it's worth your time to compare them carefully according to your specific needs. Start exploring these alternatives now and find the software solution that's perfect for you.

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Best Smallest.ai Alternatives in 2025

  1. TTSFree

    TTSFree is a free online text-to-speech tool that converts your text into natural-sounding voices in over 140 languages. AI-powered voices sound human-like.

    1

  2. Sonic tts

    Sonic: Ultra-low latency TTS is here, the first chunk 100ms +, supports multiple languages.

    5

  3. NeuTTS Air

    NeuTTS Air: World's first on-device voice AI. Get super-realistic Text-to-Speech & instant cloning with real-time, secure, cloud-free performance.

    0

  4. Liquid Audio

    Liquid Audio: Unparalleled real-time speech-to-speech AI. Low-latency, high-fidelity ASR & TTS for developers to build natural voice apps.

    0

  5. Spark-TTS

    Spark-TTS: Natural AI Text-to-Speech. Effortless voice cloning (EN/CN). Streamlined & efficient, high-quality audio via LLMs.

    1

  6. FireRedTTS-2

    Transform your podcasts & chatbots with FireRedTTS-2: natural, multi-speaker long-form speech. Enjoy ultra-low latency & multilingual voice cloning.

    0

  7. Free TTS

    FreeTTS provides powerful TTS and STT conversion technology. Enhance your audios and remove vocals from mp3 for 100% free.

    9

  8. Kyutai TTS

    Kyutai TTS delivers lightning-fast, low-latency Text-to-Speech. Stream audio instantly as text is generated for real-time voice apps & AI. High fidelity.

    6

  9. KittenTTS

    Kitten TTS is an open-source realistic text-to-speech model with just 15 million parameters, designed for lightweight deployment and high-quality voice synthesis.

    1

  10. Chat-TTS

    AI tool that converts written text into spoken words, offering customizable, natural-sounding speech in multiple languages for accessibility, language learning, and voiceovers.

    4

  11. TTSVox

    Experience high-quality, natural-sounding voices with TTSVox, your go-to free text to speech online tool.

    2

  12. MegaTTS3

    MegaTTS3: AI TTS for bilingual voice generation (EN/CN). Lightweight, voice cloning, & accent control. Open-source!

    0

  13. Supertonic

    Supertonic: Blazing-fast, on-device text-to-speech for developers. Delivers private, real-time audio synthesis with zero latency & no cloud APIs.

    0

  14. Lovevoice

    Lovevoice AI: Say goodbye to robotic voices! Generate natural, human-like AI voiceovers from text in 70+ languages for any content.

    9

  15. TTS Generator AI

    Transform and Convert any Text content to Voice Speech MP3 with AI in just a few seconds! Generate your first speech for Free today!

    6

  16. TTS Omni

    TTS Omni: Transform text into natural, lifelike AI speech. Get expressive voiceovers with 17 voices, 50+ languages & 33+ styles. Free & instant access.

    4

  17. Seed-TTS

    Seed-TTS is a text-to-speech (TTS) model developed by ByteDance, renowned for its ability to generate natural and realistic speech.

    9

  18. IndexTTS

    Generate natural, high-fidelity audio with IndexTTS. Zero-shot voice cloning, precise Chinese pronunciation, and granular pause control for pro audio.

    1

  19. The AI Voice Generator

    A free, all-in-one audio tool to generate realistic text-to-speech voiceovers and a vast library of high-quality sound effects. Perfect for videos, podcasts, and creative projects.

    7

  20. TTSynth

    Free Online Text to Speech Maker. Convert text into natural-sounding speech effortlessly. Supports multiple languages and voices. Quickly generate and download high-quality TTS MP3 files. Perfect for audiobooks, presentations, and accessibility.

    4

  21. TTSAI

    TTSAI is a cloud based service that converts Text To Voice by artificial Intelligence (Text To Speech Ai).

    9

  22. Neets.ai

    Neets.ai offers high-quality TTS services at affordable rates. With diverse voices, low latency, and seamless integration, it's perfect for telecom, content creation, and gaming.

    7

  23. Inworld TTS

    Inworld TTS: Ultra-realistic, real-time voice AI for dynamic characters. Experience expressive speech, sub-second latency & voice cloning for immersive digital worlds.

    9

  24. OpenAudio TTS

    Transform text into lifelike speech with OpenAudio TTS. Leverage high-quality voices, control speech, speed, and download instantly. Customize freely for any project.

    4

  25. TTSLabs

    TTSLabs: AI-driven text-to-speech platform for Twitch streamers. Dedicated app, fast processing, viewer interaction & customization options. Elevate engagement now!

    6

  26. Higgs Audio V2

    Higgs Audio V2: Open-source AI audio model for expressive, human-like speech. Generate multi-speaker dialogue, clone voices, and adapt emotions without fine-tuning.

    1

  27. Cartesia Sonic

    Cartesia: Voice AI for developers. Build real-time, natural conversations with ultra-low latency TTS (

    6

  28. VibeVoice

    VibeVoice: Free online AI text-to-speech. Instantly create realistic, multi-speaker audio conversations up to 90 mins. No downloads or signup!

    0

  29. TTSMaker

    TTSMaker is a completely free online text-to-speech tool that supports unlimited usage, including commercial use.

    17

  30. VoxCPM

    VoxCPM: Realistic, tokenizer-free AI Text-to-Speech. Get context-aware speech generation & true-to-life voice cloning for natural audio.

    1

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Smallest.ai VS Liquid Audio