15.ai is described as 'Or 15.dev, is a free non-commercial web application and research project that uses artificial intelligence to generate text-to-speech voices of fictional characters from popular media' and is a Text to Speech service in the ai tools & services category. There are more than 25 alternatives to 15.ai, not only websites but also apps for a variety of platforms, including Windows, Android, Linux and Mac apps. The best 15.ai alternative is ElevenLabs, which is free. Other great sites and apps similar to 15.ai are SherpaTTS , Balabolka, NaturalReader and Kokoro.
ElevenLabs uses AI to deliver natural, expressive speech for diverse applications such as podcasts and videos. It features a user-friendly interface, customizable intonation, and offers seamless API integration. Privacy, scalability, and multilingual capabilities enhance its adaptability.
United States
SherpaTTS is an Android Text-to-Speech engine based on Next-gen Kaldi using Piper or Coqui voices.
Balabolka is a Text-To-Speech (TTS) program. All computer voices installed on your system are available to Balabolka. The on-screen text can be saved as a WAV, MP3, MP4, OGG or WMA file. The program can read the clipboard content, view the text from DOC, EPUB, FB2, HTML, ODT...
Natural Reader is a professional text to speech program that converts any written text into spoken words. The paid versions of Natural Reader have many more features.
United Kingdom
Kokoro is an open-weight TTS model with 82 million parameters. Despite its lightweight architecture, it delivers comparable quality to larger models while being significantly faster and more cost-efficient.
Russia
Voice Engine is a text-to-voice generation platform from OpenAI, which uses text input and a single 15-second audio sample to generate natural-sounding speech that closely resembles the original speaker.
United States
AIVocal is your all-in-one AI assistant for voice tasks—perfect for AI podcasting, speech generation, vocal editing, and voice control. From transcribing meetings to creating high-quality audio content, AIVocal makes voice work smarter and faster.
We're excited to introduce Chatterbox, Resemble AI's first production-grade open source TTS model. Licensed under MIT, Chatterbox has been benchmarked against leading closed-source systems like ElevenLabs, and is consistently preferred in side-by-side evaluations.
TTSMaker is a free text-to-speech tool that provides speech synthesis services, supports multiple languages: English, French, German, Spanish, Arabic, Chinese, Japanese, Korean, Vietnamese... and a variety of voice styles, you can use it reads text and e-books aloud, and can...
Supertonic TTS is a high-performance, on-device text-to-speech (TTS) system for Android. It uses Supertonic ONNX models to provide high-quality speech synthesis entirely offline, ensuring privacy and availability without an internet connection.
