15.ai, 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.
Kokoro TTS Alternatives
Kokoro TTS is described as 'Discover Kokoro TTS, the groundbreaking AI-driven text-to-speech model with only 82M parameters. Achieve high-quality speech synthesis with unmatched efficiency' and is a Text to Speech service. There are more than 25 alternatives to Kokoro TTS, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and Python apps. The best Kokoro TTS alternative is ElevenLabs, which is free. Other great sites and apps similar to Kokoro TTS are VoiceCraft, NaturalReader, KokoroGUI and AIVocal.
Alternatives list
- 26 15.ai alternatives
Turn any text into natural AI speech — a free voice AI TTS app that gives you realistic, expressive, human-sounding voices.


+2
EBoo is a real-time voice AI platform that helps businesses build, deploy, and scale AI voice agents for customer support, sales, and operations.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)


+4
Free AI voice generator with 3-second voice cloning — 200+ realistic voices for YouTube, podcasts & content creation. No sign-up required.

- 56 Google Text To Speech AI alternatives
Convert text into natural-sounding speech using an API powered by the best of Google’s AI technologies.

CelebrityAI helps you create stunning celebrity videos with AI voice cloning. Generate personalized celebrity messages, birthday wishes, and celebration videos with advanced AI technology.
Cost / License
- Paid
- Proprietary
Platforms
- Online

The local voice AI app. Generate lifelike voiceovers, clone voices, create audiobooks, build multi-speaker conversations, and run private local voice workflows without uploading your scripts.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- iPad


+5
AudiowaveAI lets you convert text to high-quality audio easily and affordably. Listen to PDFs, epubs, articles, blog posts, links, emails or anything else you want on any device with natural-sounding voices.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
- Google Chrome


+1
A privacy-focused online video editor that processes videos entirely in your browser using FFmpeg and WebAssembly. No uploads, no signups required.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Online






























