Sonofa turns webpages, PDFs, and images into spoken audio for listening to reading materials.
Modulate
Modulate develops voice AI technology, including an ensemble listening model for interpreting spoken audio.

About Modulate
Modulate provides audio-native voice AI for understanding conversations from both words and vocal signals. It offers an enterprise platform that monitors conversations for fraud, compliance issues and safety risks, plus a developer API with five model families. Some transcription and voicemail items are listed as Planned.
Pricing is not clearly stated.
Key features
- Flag AI-generated, cloned, or synthetic voices
- Detect emotional tone, accent, and language in audio
- Transcribe speech with multilingual and English fast models
- Remove PII and PHI from audio and transcripts
- Detect and surface risks in audio with Velma Triage
- Classify speech, music, noise, and non-speech events
Modulate at a glance
- Website
- modulate.ai
- Category
- AI & Machine Learning › AI Voice & Audio
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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