Private conversation
Push-to-talk, local speech recognition, and the original synthetic Kawa starter voice.
Local-first voice companion for Mac
NexAudio
Talk, listen, read, and remember with a private voice companion powered by Apple Silicon and MLX.
Made for everyday listening
RSS as an audiobook
Save articles, listen in a consistent voice, and continue through a reading queue.
Local subtitles
Create subtitles for user-selected media and, with Pro, system-audio listening sessions.
Voice and memory
Keep speaker-specific memories and prepare consent-cleared private voice profiles on your Mac.
Local by default
Apple SiliconMLX-first speech and model paths.
User controlledCloud providers stay optional.
Consent requiredNo celebrity or public-figure voice packs.
The lightweight local companion works on supported Apple Silicon Macs. Advanced Local Gemma/API mode requires at least 24 GB unified memory; 32 GB is recommended.
NexAudio Pro
JPY 1,000 per month. Pro unlocks new custom voice preparation, system-audio live subtitles, continuous multi-item RSS listening, and expanded speaker memory. Core Kawa conversation and local-file subtitles remain available without Pro.
Subscriptions renew monthly unless cancelled in App Store account settings. Restore purchases from the NexAudio Pro panel.