Alternatives

Products that do what Building a “Babel Fish”, realtime translation of voice calls does

1. 1SA
   Siri-as-a-Service Speech API▲242

   2014 · wit.ai

2. 2LA
   LibreASR – An On-Premises, Streaming Speech Recognition System▲233

   2020 · github.com

3. 3RT
   Real Time Voice Cloning▲13

   2019 · github.com

4. 4VA
   VoiceClonr attempts to reconstruct human voices▲56

   2015 · voiceclonr.com

5. 5UA
   Unbabel API – Human Corrected Machine Translation▲143

   2014 · blog.unbabel.com

6. 6OS
   Open-source, fully customizable voice and chat widgets for the web▲74

   2020 · jovo.tech

7. 7AH
   An hour in front of you? Build your own on-device Voice AI▲17

   2017 · medium.com

8. 8VS
   Voice Synthesis and Editing Platform▲8

   2020 · narrationbox.com

9. 9LA
   Leova – An API to Add AI-Powered Voice to Mobile Apps in Mere Minutes▲19

   2015 · leova.io

10. 10WA
    WerdMerge: A Portmanteau Generator With Phonemes▲71

    2011 · werdmerge.com

11. 11VT
    Voices – Text to speech using familiar A.I. generated voices▲9

    2019 · voice.headliner.app

12. 12B3
    Building 30ms voice AI – faster response than human speech processing▲7

    2025 · synthicai.com

13. 13SA
    Speechtext.ai – Automated Transcription Service with Human Accuracy▲12

    2020 · speechtext.ai

14. 14VA
    Voxxy – a minimal, fast voice-to-text app for macOS▲9

    May 2026 · voxxy.io

15. 151T
    1-to-1 video calls with real-time translations (Chrome only)▲11

    2014 · webrtc-translate.herokuapp.com

16. 16VO
    Violet – open-source framework for Voice Apps▲10

    2020 · helloviolet.ai

17. 17OS
    Open-source voice typing for desktop▲30

    2021 · github.com

18. 18AR
    A real-time speech-language model for $10 of training▲5

    2024 · tincans.ai

19. 19AF
    API for ultra-realistic text-to-speech generation▲5

    2020 · demo.amai.io

20. 20OS
    Open-Source Quarter Sized AI Voice Assistant (ESP32-Pipecat)▲5

    2025 · github.com

21. 21TE
    Text Editor for creating Voice Over Audio▲8

    2019 · play.ht

22. 22PS
    People's Voicemail – a voice-based message board▲7

    2020 · peoplesvoicemail.com

23. 23MV
    Mist v2 – next gen conversational speech synthesis▲5

    2025 · rime.ai

24. 24MR
    Modulate – Realtime Voice Skins Powered by Adversarial Deep Learning▲19

    2018 · modulate.ai

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