Work · alternatives · 2026
24 alternatives to HiTTS.cc
Advanced text to speech with gpt-4o mini tts
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Kitten TTS is an open-source series of tiny and expressive text-to-speech models for on-device applications. We are excited to launch a preview of our smallest model, which is less than 25 MB. This model has 15M parameters. This release supports English text-to-speech applications in eight voices: four male and four female. The model is quantized to int8 + fp16, and it uses onnx for runtime. The model is designed to run literally anywhere eg. raspberry pi, low-end smartphones, wearables, browsers etc. No GPU required! We're releasing this to give early users a sense of the latency and voices…
2025 · github.com · its alternatives →
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First TTS model to support all 22 Indic languages + English
2024 · its alternatives →
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MARS5 TTS▲489Open-source, insanely prosodic text-to-speech model
2024 · github.com · its alternatives →
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GPT-4▲1,160More accurate, less cringe, smoother & useful daily chats!
2023 · openai.com · its alternatives →
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Text to speech conversion powered by machine learning
2018 · cloud.google.com · its alternatives →
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Fast and efficient models optimized for coding and subagents
Mar 2026 · openai.com · its alternatives →
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Tighter instruction adherence in speech agents
Feb 2026 · developers.openai.com · its alternatives →
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VoiSistant▲80AI-powered speech to text, tts, & translation Mac app
Oct 2025 · apps.apple.com · its alternatives →
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Octave TTS▲282Describe any AI voice and prompt its emotional delivery
2025 · hume.ai · its alternatives →
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Hey HN, we've been working with OpenAI for the past few months on the new Realtime API. The goal is to give everyone access to the same stack that underpins Advanced Voice in the ChatGPT app. Under the hood it works like this: - A user's speech is captured by a LiveKit client SDK in the ChatGPT app - Their speech is streamed using WebRTC to OpenAI’s voice agent - The agent relays the speech prompt over websocket to GPT-4o - GPT-4o runs inference and streams speech packets (over websocket) back to the agent - The agent relays generated speech using WebRTC back to the user’s device The…
2024 · github.com · its alternatives →
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FreeTTS▲123Top TTS converter & audio editor to speed up your workflow
2024 · freetts.com · its alternatives →
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Speechllect▲66Speech Intellect is the first STT/TTS solution
2023 · speechllect.com · its alternatives →
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AI-powered text-to-speech and voice converter
2023 · flexclip.com · its alternatives →
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2012 · tts-api.com · its alternatives →
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Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS
28d ago · blog.google · its alternatives →
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Parrot TTS▲110Make anything an audiobook or podcast
2025 · chromewebstore.google.com · its alternatives →
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Free Text-to-Speech tool to create amazing dubbing speeches
2024 · ttsgenerator.com · its alternatives →
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Transform written words into voice
2025 · audiofytext.com · its alternatives →
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Text to speech converter – Listen & Download
2025 · freedocumentmaker.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →