Alternatives to NexSub

Ultra-low-latency real-time text-to-speech powered by the Sonic model, built for live voice AI agents

AI voice generator and video studio with 500+ voices across 100+ languages, plus voice cloning

The voice cloning and text-to-speech service everyone benchmarks against

On-device text-to-speech for Mac with listening queue and playback controls

Enterprise text-to-speech with studio-quality AI voice avatars trained on consenting voice actors

Voice transcription app that converts audio recordings into formatted text lists

Duplex speech model for revenue calls that listens while it speaks and responds in 350 milliseconds